Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Narmada
тИ╡ The Narmada river originates from the Amarkantak Plateau in Madhya Pradesh
тЖТ It flows westward through a rift valley
тЖТ It finally drains into the Arabian Sea
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Malaria
тИ╡ Malaria is caused by the Plasmodium parasite
тЖТ It is transmitted to humans primarily through the bites of infected female Anopheles mosquitoes
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Hibernation
тИ╡ Cold-blooded animals cannot regulate their internal body temperature
тЖТ To survive extreme cold temperatures, they go into a deep winter sleep called Hibernation
тИ┤ Option A is correct
тИ╡ Digestion starts the moment food enters the body
тЖТ Saliva in the mouth contains an enzyme called salivary amylase that begins breaking down carbohydrates
тИ┤ Option C is correct
The point deep inside the Earth's crust where an earthquake originates is called the ______, and the point vertically above it on the surface is called the ______.
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Focus, Epicentre
тИ╡ The actual origin point of an earthquake deep inside the Earth's crust is the Focus
тЖТ The point vertically directly above it on the Earth's surface is the Epicentre
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Alveoli
тИ╡ The lungs contain microscopic air sacs at the very end of the bronchioles
тЖТ These air sacs are called Alveoli, where the exchange of oxygen and carbon dioxide takes place
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Assam
тИ╡ Assam experiences extremely heavy rainfall which leads to frequent flooding
тЖТ To prevent water from entering homes, houses are built on elevated bamboo stilts above the ground
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ 7 April
тИ╡ The World Health Organization (WHO) was established on 7 April 1948
тЖТ To commemorate its founding, World Health Day is celebrated globally every year on 7 April
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Dihang
тИ╡ The Brahmaputra river originates in Tibet where it is known as Tsangpo
тЖТ When it finally enters India through Arunachal Pradesh, it is known as the Dihang river
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Hydrochloric Acid
тИ╡ The stomach lining actively secretes gastric juices containing acid
тЖТ This Hydrochloric Acid (HCl) kills harmful bacteria and provides an acidic medium necessary for digestive enzymes
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Changthangi Goat
тИ╡ Pashmina is an extremely fine and warm type of wool
тЖТ It is obtained from the undercoat of the Changthangi goat found in the high altitudes of Ladakh
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Diaphragm
тИ╡ The diaphragm is a large dome-shaped muscle located right below the lungs
тЖТ During inhalation, it contracts and flattens out to increase the volume of the chest cavity
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Iodine Solution
тИ╡ Starch is a complex carbohydrate present in many foods
тЖТ When a few drops of dilute Iodine solution are added to a starch-containing food, it turns blue-black
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Aedes aegypti
тИ╡ Dengue and Chikungunya are dangerous viral diseases
тЖТ Both of these viruses are primarily transmitted by the bite of infected Aedes aegypti mosquitoes
тИ┤ Option B is correct
Igloo and Stable / рдЗрдЧреНрд▓реВ рдФрд░ рдЕрд╕реНрддрдмрд▓
Donga and Shikara / рдбреЛрдВрдЧрд╛ рдФрд░ рд╢рд┐рдХрд╛рд░рд╛
Rebo and Lekha / рд░реЗрдмреЛ рдФрд░ рд▓реЗрдЦрд╛
Bhunga and Bada / рднреБрдВрдЧрд╛ рдФрд░ рдмрд╛рдбрд╝рд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Rebo and Lekha
тИ╡ The nomadic Changpa tribe lives in the harsh terrain of high-altitude Ladakh
тЖТ They reside in large cone-shaped tents called Rebo and keep their sheep and goats in a stone pen called Lekha
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Liver
тИ╡ The liver is structurally the largest internal organ and gland in the human body
тЖТ It constantly produces a digestive fluid called Bile Juice which helps in the digestion of fats
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Devprayag
тИ╡ The Ganga river system originates from different glaciers in the Himalayas
тЖТ The two major headwaters, Alaknanda and Bhagirathi rivers, confluence at Devprayag, after which the river is officially named Ganga
тИ┤ Option B is correct
Due to Nitrogen / рдирд╛рдЗрдЯреНрд░реЛрдЬрди рдХреЗ рдХрд╛рд░рдг
Due to Carbon Dioxide / рдХрд╛рд░реНрдмрди рдбрд╛рдЗрдСрдХреНрд╕рд╛рдЗрдб рдХреЗ рдХрд╛рд░рдг
Due to Oxygen / рдСрдХреНрд╕реАрдЬрди рдХреЗ рдХрд╛рд░рдг
Due to Hydrogen / рд╣рд╛рдЗрдбреНрд░реЛрдЬрди рдХреЗ рдХрд╛рд░рдг
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Due to Carbon Dioxide
тИ╡ Human exhaled air contains a higher concentration of Carbon Dioxide
тЖТ When CO2 reacts with lime water, it forms insoluble calcium carbonate which turns the solution milky
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Cobra, Common Krait, Russell's Viper, Saw-scaled Viper
тИ╡ While India has many species of snakes, four specific venomous species cause the most snakebite deaths
тЖТ These "Big Four" are the Cobra, Common Krait, Russell's Viper, and Saw-scaled Viper
тИ┤ Option C is correct
Alexander Fleming / рдЕрд▓реЗрдХреНрдЬреЗрдВрдбрд░ рдлреНрд▓реЗрдорд┐рдВрдЧ
Sir Ronald Ross / рд╕рд░ рд░реЛрдирд╛рд▓реНрдб рд░реЙрд╕
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Sir Ronald Ross
тИ╡ Malaria was long thought to be caused by bad air
тЖТ In 1897, British physician Sir Ronald Ross discovered the malaria parasite in the gastrointestinal tract of a mosquito, proving it is transmitted by female Anopheles mosquitoes
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Japanese; Harbour Wave
тИ╡ The term Tsunami is originally derived from the Japanese language
тЖТ In Japanese, "Tsu" means harbour and "nami" translates to wave, accurately describing these destructive harbour waves
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Gall Bladder
тИ╡ Bile juice is continuously produced by the liver
тЖТ It is sent to a small pouch-like organ called the Gall Bladder where it is temporarily stored and concentrated before being released into the small intestine
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Igloo
тИ╡ Inuits (Eskimos) reside in the extremely cold Arctic regions
тЖТ To protect themselves from freezing temperatures and winds, they build temporary dome-shaped shelters out of blocks of solid snow called Igloos
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Larynx
тИ╡ Sound in humans is produced by vocal cords vibrating
тЖТ These vocal cords are housed within the voice box located at the top of the windpipe (trachea), which is scientifically called the Larynx
тИ┤ Option D is correct
Bhakra Nangal Dam / рднрд╛рдЦрдбрд╝рд╛ рдирд╛рдВрдЧрд▓ рдмрд╛рдБрдз
Hirakud Dam / рд╣реАрд░рд╛рдХреБрдВрдб рдмрд╛рдБрдз
Sardar Sarovar Dam / рд╕рд░рджрд╛рд░ рд╕рд░реЛрд╡рд░ рдмрд╛рдБрдз
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Bhakra Nangal Dam
тИ╡ A gravity dam is designed to hold back water by utilizing its immense weight
тЖТ The Bhakra Nangal Dam, built on the Sutlej river in Himachal Pradesh, is the highest straight gravity dam in India
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-Q, 2-P, 3-R
тИ╡ A Seismograph detects and records seismic waves generated by earthquakes (1-Q)
тЖТ The Richter Scale mathematically measures the absolute magnitude or energy released (2-P)
тЖТ The Mercalli Scale observes and measures the visible intensity and damage caused (3-R)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Kite, Eagle, Vulture
тИ╡ Birds of prey rely heavily on extreme visual acuity to hunt or scavenge from high altitudes
тЖТ Predatory birds like Kites, Eagles, and Vultures possess eyesight that is roughly four times sharper than normal human vision
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Small Intestine
тИ╡ While mechanical and partial chemical digestion starts in the mouth and stomach
тЖТ The final complete breakdown of food and the absorption of resulting nutrients into the bloodstream occurs exclusively in the Small Intestine
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sublimation
тИ╡ Normally, heating a solid melts it into a liquid, which then boils into a gas
тЖТ However, some substances bypass the liquid phase entirely, and this direct conversion from solid to gas is termed Sublimation
тИ┤ Option B is correct
Spiracles and Tracheae / рд╕реНрдкрд╛рдЗрд░реЗрдХрд▓реНрд╕ рдФрд░ рд╢реНрд╡рд╛рд╕ рдирд▓рд┐рдХрд╛рдПрдВ
Lungs / рдлреЗрдлрдбрд╝реЗ
Moist skin / рдирдо рддреНрд╡рдЪрд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Spiracles and Tracheae
тИ╡ Terrestrial insects do not have a centralized respiratory system with lungs
тЖТ Instead, they breathe air through small openings on their body called Spiracles, which connect to an internal network of tubes called Tracheae
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Bhunga
тИ╡ The Kutch region is highly prone to earthquakes
тЖТ Traditional circular mud houses called Bhunga are built to withstand these tremors
тИ┤ Option C is correct
тИ╡ Severe diarrhoea and vomiting cause rapid loss of water and essential salts from the body
тЖТ ORS stands for Oral Rehydration Salts or Solution, which helps restore this lost fluid balance
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Godavari
тИ╡ The Godavari is the largest and longest river system in Peninsular India
тЖТ Due to its massive size, age, and cultural significance similar to the Ganga in the north, it is called Dakshin Ganga
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Villi
тИ╡ The inner lining of the small intestine has numerous tiny finger-like projections
тЖТ These structures are known as Villi, and their primary function is to maximize the surface area for absorbing digested nutrients
тИ┤ Option B is correct
External ears and hair on the body / рдмрд╛рд╣рд░реА рдХрд╛рди рдФрд░ рд╢рд░реАрд░ рдкрд░ рдмрд╛рд▓
Four legs / рдЪрд╛рд░ рдкреИрд░
Presence of a tail / рдкреВрдВрдЫ рдХреА рдЙрдкрд╕реНрдерд┐рддрд┐
Living on trees / рдкреЗрдбрд╝реЛрдВ рдкрд░ рд░рд╣рдирд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ External ears and hair on the body
тИ╡ Mammals (viviparous animals) directly give birth to live young ones
тЖТ A key distinguishing physical feature of mammals is the presence of external ears (pinnae) and body hair
тИ┤ Option A is correct
тИ╡ The normal atmospheric air we inhale contains approximately 21% Oxygen
тЖТ The body uses some of this oxygen, so the exhaled air contains a reduced amount of about 16% Oxygen
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Cyclone, Hurricane, Typhoon
тИ╡ Tropical storms are classified based on their geographical location
тЖТ They are called Cyclones in the Indian Ocean, Hurricanes in the Atlantic, and Typhoons in the Pacific Ocean
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Hygrometer
тИ╡ A Barometer measures atmospheric pressure, and an Anemometer measures wind speed
тЖТ A Hygrometer is the specific meteorological instrument designed to measure relative humidity in the air
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Donga
тИ╡ In Srinagar, the large traditional houseboats used mainly for tourism are called Houseboats
тЖТ However, the simpler, non-decorative boat-houses where the local families actually live are called Dongas
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Salivary amylase converts starch into simple sugar
тИ╡ Bread and roti are rich in complex carbohydrates like starch
тЖТ When chewed, the salivary amylase enzyme in our saliva breaks down this complex starch into simple, sweet-tasting sugars like maltose
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Brahmaputra
тИ╡ Majuli is a highly significant ecological and cultural hotspot located in Assam
тЖТ It is geographically formed by the massive channels of the Brahmaputra River
тИ┤ Option C is correct
5 to 8 times per minute / 5 рд╕реЗ 8 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
15 to 18 times per minute / 15 рд╕реЗ 18 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
40 to 50 times per minute / 40 рд╕реЗ 50 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
72 times per minute / 72 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 15 to 18 times per minute
тИ╡ The heart rate of a healthy adult is typically around 72 beats per minute
тЖТ However, the normal breathing (respiration) rate at complete rest is much slower, averaging between 15 and 18 breaths per minute
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Bat
тИ╡ Birds like owls can fly but are not mammals, while flying squirrels only glide
тЖТ Bats are the only mammals capable of sustained true flight, and they use echolocation via ultrasonic waves to navigate and hunt in pitch darkness
тИ┤ Option C is correct
Produces electric shocks / рдмрд┐рдЬрд▓реА рдХреЗ рдЭрдЯрдХреЗ рдкреИрджрд╛ рдХрд░рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Helps maintain buoyancy to float at different depths
тИ╡ A swim bladder is an internal gas-filled organ in most bony fishes
тЖТ By regulating the amount of gas inside it, the fish controls its buoyancy, allowing it to stay at a specific depth without wasting energy on continuous swimming
тИ┤ Option B is correct
Eye of the Cyclone / рдЪрдХреНрд░рд╡рд╛рдд рдХреА рдЖрдБрдЦ
Vortex Wall / рднрдВрд╡рд░ рджреАрд╡рд╛рд░
Crater / рдХреНрд░реЗрдЯрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Eye of the Cyclone
тИ╡ A cyclone is characterized by extreme winds and heavy rain on its outer walls
тЖТ However, the absolute center of the storm is a calm, clear, and intensely low-pressure region known as the Eye of the Cyclone
тИ┤ Option B is correct
тИ╡ The water cycle begins with the sun heating water bodies causing Evaporation
тЖТ The rising water vapor cools to form clouds via Condensation
тЖТ The clouds release water back to Earth via Precipitation (rain/snow)
тЖТ Finally, the water flows into rivers and oceans through Collection
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Pulmonary Artery
тИ╡ General rule: Arteries carry oxygen-rich blood away from the heart, while veins carry oxygen-poor blood to the heart
тЖТ The single exception is the Pulmonary Artery, which carries deoxygenated blood from the right ventricle of the heart directly to the lungs for oxygenation
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Zoji La
тИ╡ Mountain passes serve as crucial transportation routes across the Himalayas
тЖТ Zoji La is a highly strategic high-altitude pass located in the Zaskar range that directly links Srinagar to Leh
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Mahi
тИ╡ The Tropic of Cancer (23.5┬░ N latitude) passes through central India
тЖТ The Mahi River flows initially northwards cutting the line, turns in a U-shape, and flows southwards, cutting the line a second time
тИ┤ Option C is correct
To absorb sunlight / рдзреВрдк рд╕реЛрдЦрдиреЗ рдХреЗ рд▓рд┐рдП
To disperse seeds / рдмреАрдЬ рдлреИрд▓рд╛рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Because waterlogged marshy soil lacks oxygen
тИ╡ Mangroves naturally thrive in coastal saline swamps and marshy areas
тЖТ The extremely waterlogged mud is practically devoid of trapped oxygen
тЖТ To survive, their specialized roots (pneumatophores) grow vertically upward out of the soil to breathe air directly
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Skin
тИ╡ We have five main sense organs: eyes, ears, nose, tongue, and skin
тЖТ The skin covers the entire external surface of the body, making it not only the largest sense organ but also the largest overall organ in the human body
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Gahirmatha Beach
тИ╡ Olive Ridley turtles exhibit a unique mass nesting behavior known as 'Arribada'
тЖТ Gahirmatha Beach in Odisha's Kendrapara district is recognized globally as the largest mass nesting site for these endangered turtles
тИ┤ Option B is correct
Magma is cold rock; Lava is hot water / рдореИрдЧреНрдорд╛ рдардВрдбреА рдЪрдЯреНрдЯрд╛рди рд╣реИ; рд▓рд╛рд╡рд╛ рдЧрд░реНрдо рдкрд╛рдиреА рд╣реИ
Molten rock inside the Earth is Magma; on the Earth's surface it is called Lava / рдкреГрдереНрд╡реА рдХреЗ рдЕрдВрджрд░ рдкрд┐рдШрд▓реА рдЪрдЯреНрдЯрд╛рди рдореИрдЧреНрдорд╛ рд╣реИ; рд╕рддрд╣ рдкрд░ рдЖрдиреЗ рдХреЗ рдмрд╛рдж рдЗрд╕реЗ рд▓рд╛рд╡рд╛ рдХрд╣рддреЗ рд╣реИрдВ
Lava is inside the Earth; Magma is outside / рд▓рд╛рд╡рд╛ рдкреГрдереНрд╡реА рдХреЗ рдЕрдВрджрд░ рд╣реИ; рдореИрдЧреНрдорд╛ рдмрд╛рд╣рд░ рд╣реИ
Both are gases / рджреЛрдиреЛрдВ рдЧреИрд╕реЗрдВ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Molten rock inside the Earth is Magma; on the Earth's surface it is called Lava
тИ╡ Geologically, they refer to the exact same liquid rock material
тЖТ The only difference is location: when molten rock is trapped underground, it is termed Magma
тЖТ Once it erupts through a volcano and breaches the Earth's surface, it is termed Lava
тИ┤ Option B is correct
Ice is warmer than water / рдмрд░реНрдл рдкрд╛рдиреА рд╕реЗ рдЧрд░реНрдо рд╣реЛрддреА рд╣реИ
Ice is less dense than liquid water / рдмрд░реНрдл рдХрд╛ рдШрдирддреНрд╡ рддрд░рд▓ рдкрд╛рдиреА рд╕реЗ рдХрдо рд╣реЛрддрд╛ рд╣реИ
Water pushes white objects up / рдкрд╛рдиреА рд╕рдлреЗрдж рд╡рд╕реНрддреБрдУрдВ рдХреЛ рдКрдкрд░ рдзрдХреЗрд▓рддрд╛ рд╣реИ
Ice has no weight at 0┬░C / 0┬░C рдкрд░ рдмрд░реНрдл рдХрд╛ рд╡рдЬрди рдирд╣реАрдВ рд╣реЛрддрд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Ice is less dense than liquid water
тИ╡ As a general rule of physics, objects with lower density float on liquids with higher density
тЖТ When water freezes into solid ice, its molecular structure expands, making it roughly 9% less dense than liquid water
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Ascorbic Acid
тИ╡ Different vitamins have distinct biochemical names
тЖТ Retinol is Vitamin A, and Calciferol is Vitamin D
тЖТ Ascorbic Acid is the official chemical name for Vitamin C, preventing the disease Scurvy
тИ┤ Option C is correct
тИ╡ рд╡рд┐рднрд┐рдиреНрди рд╡рд┐рдЯрд╛рдорд┐рдиреЛрдВ рдХреЗ рдЕрд▓рдЧ-рдЕрд▓рдЧ рдЬреИрд╡ рд░рд╛рд╕рд╛рдпрдирд┐рдХ рдирд╛рдо рд╣реИрдВ
тЖТ рд░реЗрдЯрд┐рдиреЙрд▓ рд╡рд┐рдЯрд╛рдорд┐рди A рд╣реИ, рдФрд░ рдХреИрд▓реНрд╕рд┐рдлреЗрд░реЙрд▓ рд╡рд┐рдЯрд╛рдорд┐рди D рд╣реИ
тЖТ рдПрд╕реНрдХреЙрд░реНрдмрд┐рдХ рдЕрдореНрд▓ рд╡рд┐рдЯрд╛рдорд┐рди C рдХрд╛ рдЖрдзрд┐рдХрд╛рд░рд┐рдХ рд░рд╛рд╕рд╛рдпрдирд┐рдХ рдирд╛рдо рд╣реИ, рдЬреЛ рд╕реНрдХрд░реНрд╡реА рд░реЛрдЧ рдХреЛ рд░реЛрдХрддрд╛ рд╣реИ
тИ┤ рд╡рд┐рдХрд▓реНрдк C рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Meghalaya
тИ╡ The geography of Northeast India includes specific regional hill ranges
тЖТ The Garo, Khasi, and Jaintia hills combine to form the central plateau of the state of Meghalaya
тИ┤ Option B is correct
Match the following river cities with the rivers they are situated on: 1. Ludhiana тАФ P. Gomti 2. Lucknow тАФ Q. Sutlej 3. Cuttack тАФ R. Brahmaputra 4. Dibrugarh тАФ S. Mahanadi
тИ╡ Ludhiana is situated on the old banks of the Sutlej (1-Q)
тЖТ Lucknow is famously located on the banks of the Gomti river (2-P)
тЖТ Cuttack is historically positioned on the banks of the Mahanadi (3-S)
тЖТ Dibrugarh lies along the mighty Brahmaputra (4-R)
тИ┤ Option A is correct
тИ╡ During photosynthesis, plants manufacture their own food using sunlight and water
тЖТ To do this, they take in atmospheric Carbon Dioxide and release life-sustaining Oxygen as a metabolic byproduct
тИ┤ Option B is correct
Jim Corbett National Park / рдЬрд┐рдо рдХреЙрд░реНрдмреЗрдЯ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Kaziranga National Park / рдХрд╛рдЬреАрд░рдВрдЧрд╛ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Gir National Park / рдЧрд┐рд░ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Periyar National Park / рдкреЗрд░рд┐рдпрд╛рд░ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Kaziranga National Park
тИ╡ Gir is renowned for Asiatic Lions, and Jim Corbett for Tigers
тЖТ Kaziranga National Park, located in Assam, holds the world's largest population of the great Indian One-horned Rhinoceros
тИ┤ Option B is correct
Carbon Monoxide / рдХрд╛рд░реНрдмрди рдореЛрдиреЛрдСрдХреНрд╕рд╛рдЗрдб - CO
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Carbon Monoxide
тИ╡ When fuels do not get sufficient oxygen, they undergo incomplete combustion
тЖТ This process releases Carbon Monoxide, an extremely dangerous gas that strongly binds to haemoglobin in the blood, suffocating the body
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Avalanche
тИ╡ Mountains experience heavy accumulation of snow and ice
тЖТ When this massive layer becomes unstable and slides rapidly down the slope, it is called an Avalanche
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Infiltration / Percolation
тИ╡ Rainwater falls on the surface of the Earth
тЖТ The process by which this water gradually seeps through the soil layers to replenish groundwater is called Infiltration or Percolation
тИ┤ Option B is correct
To attract earthworms / рдХреЗрдВрдЪреБрдУрдВ рдХреЛ рдЖрдХрд░реНрд╖рд┐рдд рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
To increase room temperature / рдХрдорд░реЗ рдХрд╛ рддрд╛рдкрдорд╛рди рдмрдврд╝рд╛рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ To keep insects away
тИ╡ In traditional Indian villages, cow dung is widely used to coat mud houses
тЖТ Cow dung possesses natural insect-repellent properties that prevent insects from breeding and entering the house
тИ┤ Option B is correct
Aravalli Range / рдЕрд░рд╛рд╡рд▓реА рд╢реНрд░реЗрдгреА
Vindhya Range / рд╡рд┐рдВрдзреНрдп рд╢реНрд░реЗрдгреА
Shiwalik Range / рд╢рд┐рд╡рд╛рд▓рд┐рдХ рд╢реНрд░реЗрдгреА
Karakoram Range / рдХрд╛рд░рд╛рдХреЛрд░рдо рд╢реНрд░реЗрдгреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Vindhya Range
тИ╡ The Vindhya Range runs horizontally across central India
тЖТ Historically and geographically, it acts as a dividing line separating the northern Indo-Gangetic plains from the southern Deccan Plateau
тИ┤ Option B is correct
Due to the iron-containing pigment Haemoglobin / рдЖрдпрд░рди рдпреБрдХреНрдд рд╡рд░реНрдгрдХ рд╣реАрдореЛрдЧреНрд▓реЛрдмрд┐рди рдХреЗ рдХрд╛рд░рдг
Due to Chlorophyll / рдХреНрд▓реЛрд░реЛрдлрд┐рд▓ рдХреЗ рдХрд╛рд░рдг
Due to Plasma / рдкреНрд▓рд╛рдЬреНрдорд╛ рдХреЗ рдХрд╛рд░рдг
Due to White Blood Cells / рд╢реНрд╡реЗрдд рд░рдХреНрдд рдХреЛрд╢рд┐рдХрд╛рдУрдВ рдХреЗ рдХрд╛рд░рдг
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Due to the iron-containing pigment Haemoglobin
тИ╡ Human red blood cells contain a complex protein molecule called Haemoglobin
тЖТ This molecule is rich in iron, which binds with oxygen and gives the blood its characteristic red color
тИ┤ Option A is correct
Only Sunlight and Soil / рдХреЗрд╡рд▓ рдзреВрдк рдФрд░ рдорд┐рдЯреНрдЯреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Water, Air (Oxygen), and Warmth
тИ╡ A dormant seed needs a specific environment to wake up and start growing
тЖТ It primarily requires Water to soften the seed coat, Oxygen (Air) for respiration, and optimum Warmth for cellular activities
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Fat
тИ╡ A common misconception is that camels store water in their humps
тЖТ In reality, the hump stores Fat, which acts as an energy reserve when food is scarce in the desert
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Sea Horse
тИ╡ Jellyfish and Starfish are invertebrates, and Silverfish is an insect
тЖТ The Sea Horse is a vertebrate with gills and fins, classifying it scientifically as a true bony fish
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Famine
тИ╡ Prolonged lack of rain causes severe droughts which destroy agricultural crops
тЖТ This massive crop failure leads to a widespread and extreme scarcity of food, known as a Famine
тИ┤ Option B is correct
Evaporation occurs only at 100┬░C / рд╡рд╛рд╖реНрдкреАрдХрд░рдг рдХреЗрд╡рд▓ 100┬░C рдкрд░ рд╣реЛрддрд╛ рд╣реИ
Evaporation occurs at all temperatures on the surface; boiling occurs only at a fixed boiling point / рд╡рд╛рд╖реНрдкреАрдХрд░рдг рд╕рднреА рддрд╛рдкрдорд╛рдиреЛрдВ рдкрд░ рд╕рддрд╣ рдкрд░ рд╣реЛрддрд╛ рд╣реИ; рдЙрдмрд▓рдирд╛ рдПрдХ рдирд┐рд╢реНрдЪрд┐рдд рдХреНрд╡рдердирд╛рдВрдХ рдкрд░ рд╣реЛрддрд╛ рд╣реИ
Boiling cools down a liquid / рдЙрдмрд▓рдирд╛ рддрд░рд▓ рдХреЛ рдардВрдбрд╛ рдХрд░рддрд╛ рд╣реИ
Both are identical / рджреЛрдиреЛрдВ рд╕рдорд╛рди рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Evaporation occurs at all temperatures on the surface; boiling occurs only at a fixed boiling point
тИ╡ Boiling is a bulk phenomenon that requires reaching a specific temperature (like 100┬░C for water)
тЖТ Evaporation is a surface phenomenon that occurs naturally at all temperatures below the boiling point
тИ┤ Option B is correct
So rainwater and snow slide off easily / рддрд╛рдХрд┐ рдмрд╛рд░рд┐рд╢ рдХрд╛ рдкрд╛рдиреА рдФрд░ рдмрд░реНрдл рдЖрд╕рд╛рдиреА рд╕реЗ рдиреАрдЪреЗ рдлрд┐рд╕рд▓ рд╕рдХреЗ
To dry crops on the slope / рдврд▓рд╛рди рдкрд░ рдлрд╕рд▓реЗрдВ рд╕реБрдЦрд╛рдиреЗ рдХреЗ рд▓рд┐рдП
To collect snow / рдмрд░реНрдл рдЬрдорд╛ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
To prevent wind from entering / рд╣рд╡рд╛ рдХреЛ рдЕрдВрджрд░ рдЖрдиреЗ рд╕реЗ рд░реЛрдХрдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ So rainwater and snow slide off easily
тИ╡ Hilly regions experience heavy and frequent rainfall along with snowfall
тЖТ Sloping roofs prevent water and heavy snow from accumulating, allowing them to slide off easily and protecting the house structure
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sahyadri
тИ╡ The Western Ghats is a mountain range running parallel to the western coast of the Indian peninsula
тЖТ In traditional and ancient Indian texts, this mountain range is prominently known as the Sahyadri mountains
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Luni
тИ╡ The Luni River originates in the Naga Hills of the Aravalli Range near Pushkar in Rajasthan
тЖТ It is a significant inland river that eventually vanishes into the marshy lands of the Rann of Kutch
тИ┤ Option B is correct
Desert Oak / рд░реЗрдЧрд┐рд╕реНрддрд╛рдиреА рдУрдХ
Khejri / рдЦреЗрдЬрдбрд╝реА
Babool / рдмрдмреВрд▓
Neem / рдиреАрдо
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Khejri
тИ╡ The Khejri tree is highly adapted to arid desert conditions and requires minimal water
тЖТ Its bark is used for medicinal purposes, and its fruit, known as Sangri, is a staple vegetable in Rajasthani cuisine
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 1973
тИ╡ To protect the rapidly declining population of Bengal Tigers, the Government of India initiated a massive conservation program
тЖТ This program, famously known as 'Project Tiger', was officially launched in April 1973
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 8 arms and 3 hearts
тИ╡ An octopus is a fascinating marine mollusk
тЖТ The word 'octo' means eight, corresponding to its 8 arms
тЖТ It uniquely possesses 3 hearts: one systemic heart and two branchial hearts that pump blood to its gills
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Pacific Ring of Fire
тИ╡ The basin of the Pacific Ocean is lined with intense tectonic plate boundaries
тЖТ This horseshoe-shaped region experiences frequent seismic activity, earning it the name Pacific Ring of Fire
тИ┤ Option B is correct
Freezes at 4┬░C, Boils at 98┬░C / 4┬░C рдкрд░ рдЬрдорддрд╛ рд╣реИ, 98┬░C рдкрд░ рдЙрдмрд▓рддрд╛ рд╣реИ
Freezes at 0┬░C, Boils at 100┬░C / 0┬░C рдкрд░ рдЬрдорддрд╛ рд╣реИ, 100┬░C рдкрд░ рдЙрдмрд▓рддрд╛ рд╣реИ
Freezes at -10┬░C, Boils at 120┬░C / -10┬░C рдкрд░ рдЬрдорддрд╛ рд╣реИ, 120┬░C рдкрд░ рдЙрдмрд▓рддрд╛ рд╣реИ
Freezes at 32┬░C, Boils at 212┬░C / 32┬░C рдкрд░ рдЬрдорддрд╛ рд╣реИ, 212┬░C рдкрд░ рдЙрдмрд▓рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Freezes at 0┬░C, Boils at 100┬░C
тИ╡ Under normal standard atmospheric pressure at sea level
тЖТ Pure water undergoes a phase change into solid ice exactly at 0┬░C and vaporizes into steam exactly at 100┬░C
тИ┤ Option B is correct
тИ╡ Eusocial insects form highly organized colonies with specific roles like queens, workers, and soldiers
тЖТ Ants, Honeybees, Wasps, and Termites are the most classic examples of such social insects living and working together
тИ┤ Option B is correct
South Andaman / рджрдХреНрд╖рд┐рдг рдЕрдВрдбрдорд╛рди
North Andaman / рдЙрддреНрддрд░реА рдЕрдВрдбрдорд╛рди
Great Nicobar / рдЧреНрд░реЗрдЯ рдирд┐рдХреЛрдмрд╛рд░
Middle Andaman / рдордзреНрдп рдЕрдВрдбрдорд╛рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ North Andaman
тИ╡ The Andaman and Nicobar archipelago comprises several islands
тЖТ Saddle Peak reaches an elevation of over 730 meters and is geographically situated in the North Andaman Island
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Mahanadi
тИ╡ The Hirakud Dam is an engineering marvel constructed for flood control and irrigation in Odisha
тЖТ It is built across the mighty Mahanadi River and holds the record for being the longest earthen dam
тИ┤ Option C is correct
It has no roots / рдЗрд╕рдХреА рдХреЛрдИ рдЬрдбрд╝реЗрдВ рдирд╣реАрдВ рд╣реЛрддреАрдВ
Its roots go deep and water is stored in its trunk / рдЗрд╕рдХреА рдЬрдбрд╝реЗрдВ рдЧрд╣рд░реА рдЬрд╛рддреА рд╣реИрдВ рдФрд░ рддрдиреЗ рдореЗрдВ рдкрд╛рдиреА рдЬрдорд╛ рд╣реЛрддрд╛ рд╣реИ
It grows underwater / рдпрд╣ рдкрд╛рдиреА рдХреЗ рдиреАрдЪреЗ рдЙрдЧрддрд╛ рд╣реИ
It sheds its bark every week / рдпрд╣ рд╣рд░ рд╣рдлреНрддреЗ рдЕрдкрдиреА рдЫрд╛рд▓ рдЧрд┐рд░рд╛рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Its roots go deep and water is stored in its trunk
тИ╡ The Desert Oak thrives in extreme dry regions
тЖТ To access groundwater, its roots penetrate extremely deep into the soil, and the water absorbed is stored safely in its thick trunk
тИ┤ Option B is correct
Flying Fox / рдлреНрд▓рд╛рдЗрдВрдЧ рдлреЙрдХреНрд╕
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Duck-billed Platypus
тИ╡ Most mammals are viviparous, meaning they give birth to live young
тЖТ Monotremes are a rare order of mammals that reproduce by laying eggs, and the Duck-billed Platypus is a primary example
тИ┤ Option B is correct
Their feathers are made of plastic / рдЙрдирдХреЗ рдкрдВрдЦ рдкреНрд▓рд╛рд╕реНрдЯрд┐рдХ рдЬреИрд╕реЗ рд╣реЛрддреЗ рд╣реИрдВ
An oil gland near their tail secretes oil that coats their feathers / рдЙрдирдХреА рдкреВрдВрдЫ рдХреЗ рдкрд╛рд╕ рд╕реНрдерд┐рдд рддреЗрд▓ рдЧреНрд░рдВрдерд┐ рдкрдВрдЦреЛрдВ рдкрд░ рддреЗрд▓ рдХреА рдкрд░рдд рдЪрдврд╝рд╛ рджреЗрддреА рд╣реИ
They shake their wings rapidly / рд╡реЗ рддреЗрдЬреА рд╕реЗ рдЕрдкрдиреЗ рдкрдВрдЦ рд╣рд┐рд▓рд╛рддреЗ рд╣реИрдВ
Their body heat evaporates water instantly / рдЙрдирдХреЗ рд╢рд░реАрд░ рдХреА рдЧрд░реНрдореА рдкрд╛рдиреА рдХреЛ рддреБрд░рдВрдд рд╕реБрдЦрд╛ рджреЗрддреА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ An oil gland near their tail secretes oil that coats their feathers
тИ╡ Aquatic birds possess a special uropygial gland near the base of their tail
тЖТ This gland secretes waterproofing oil, which the bird spreads over its feathers, creating a barrier that repels water completely
тИ┤ Option B is correct
тИ╡ ISRO is for space and DRDO is for defense research
тЖТ The National Disaster Management Authority (NDMA) is specifically mandated to formulate rules, policies, and guidelines to manage natural and man-made disasters
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Evaporation
тИ╡ Seawater is inherently highly saline, containing dissolved salts
тЖТ When left in shallow salt pans under the open sun, the water slowly turns into vapor through Evaporation, leaving the solid salt crystals behind
тИ┤ Option B is correct
To protect against snowfall / рдмрд░реНрдлрдмрд╛рд░реА рд╕реЗ рдмрдЪрд╛рд╡ рдХреЗ рд▓рд┐рдП
Mud is a poor conductor of heat and keeps the house cool inside / рдорд┐рдЯреНрдЯреА рдКрд╖реНрдорд╛ рдХреА рдХреБрдЪрд╛рд▓рдХ рд╣реЛрддреА рд╣реИ рдФрд░ рдШрд░ рдХреЛ рдЕрдВрджрд░ рд╕реЗ рдардВрдбрд╛ рд░рдЦрддреА рд╣реИ
To float on floodwater / рдмрд╛рдврд╝ рдХреЗ рдкрд╛рдиреА рдкрд░ рддреИрд░рдиреЗ рдХреЗ рд▓рд┐рдП
Because stones are unavailable / рдХреНрдпреЛрдВрдХрд┐ рдкрддреНрдерд░ рдЙрдкрд▓рдмреНрдз рдирд╣реАрдВ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Mud is a poor conductor of heat and keeps the house cool inside
тИ╡ Deserts like Rajasthan face extreme scorching heat during the day
тЖТ Mud inherently acts as a thermal insulator (poor conductor of heat), preventing the outer heat from penetrating, thus keeping the interior relatively cool
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Both decrease
тИ╡ Altitude has an inverse relationship with the density of air
тЖТ As we go higher, the atmospheric pressure decreases significantly
тЖТ A lower atmospheric pressure allows water molecules to escape easily, reducing the boiling point below 100┬░C
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Yamuna
тИ╡ A tributary is a smaller river that feeds into a larger main river
тЖТ The Yamuna originates from the Yamunotri glacier and flows nearly 1376 km before merging with the Ganga at Prayagraj, making it the longest tributary
тИ┤ Option C is correct
The pods burst open with a sudden jerk / рдлрд▓рд┐рдпрд╛рдБ рдЕрдЪрд╛рдирдХ рдЭрдЯрдХреЗ рдХреЗ рд╕рд╛рде рдлрдЯ рдЬрд╛рддреА рд╣реИрдВ
By water currents / рдкрд╛рдиреА рдХреА рдзрд╛рд░рд╛рдУрдВ рджреНрд╡рд╛рд░рд╛
By wind / рд╣рд╡рд╛ рджреНрд╡рд╛рд░рд╛
By birds / рдкрдХреНрд╖рд┐рдпреЛрдВ рджреНрд╡рд╛рд░рд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ The pods burst open with a sudden jerk
тИ╡ Seed dispersal ensures plants grow across different areas without overcrowding
тЖТ In the case of Soyabean plants, when their dry pods mature, mechanical tension causes them to burst open suddenly, throwing the seeds away
тИ┤ Option A is correct
Read the following statements about the 'Sloth' and choose the correct option: 1. It sleeps for about 17 hours a day hanging upside down on a tree. 2. It lives for about 40 years and moves on only 8 trees in its lifetime. 3. It comes down from the tree every single day.
Only 1 and 2 are correct / рдХреЗрд╡рд▓ 1 рдФрд░ 2 рд╕рд╣реА рд╣реИрдВ
Only 2 and 3 are correct / рдХреЗрд╡рд▓ 2 рдФрд░ 3 рд╕рд╣реА рд╣реИрдВ
Only 1 and 3 are correct / рдХреЗрд╡рд▓ 1 рдФрд░ 3 рд╕рд╣реА рд╣реИрдВ
All 1, 2, and 3 are correct / рд╕рднреА 1, 2, рдФрд░ 3 рд╕рд╣реА рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Only 1 and 2 are correct
тИ╡ Sloths are extremely slow-moving animals found in the rainforests
тЖТ They sleep for around 17 hours a day and live for about 40 years, moving across just 8 trees (Statements 1 and 2 are correct)
тЖТ They do not come down every day; they only come down once a week to relieve themselves (Statement 3 is incorrect)
тИ┤ Option A is correct
It is very shallow / рдпрд╣ рдмрд╣реБрдд рдЙрдерд▓рд╛ рд╣реИ
High salt content increases the density of water / рдЕрддреНрдпрдзрд┐рдХ рдирдордХ рдХреА рдорд╛рддреНрд░рд╛ рдкрд╛рдиреА рдХрд╛ рдШрдирддреНрд╡ рдмрдврд╝рд╛ рджреЗрддреА рд╣реИ
Zero gravity / рд╢реВрдиреНрдп рдЧреБрд░реБрддреНрд╡рд╛рдХрд░реНрд╖рдг
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ High salt content increases the density of water
тИ╡ The Dead Sea is famous for its extremely high salinity levels
тЖТ The massive amount of dissolved salts makes the water significantly denser than the human body
тЖТ Because the water density is higher, it creates enough upward buoyant force to make a person float easily
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Deforestation and blasting rocks for roads
тИ╡ Trees bind the soil tightly with their roots, preventing erosion
тЖТ Rampant deforestation completely removes this natural anchor
тЖТ Combined with explosive rock blasting for construction, the mountain slopes become highly unstable, leading to frequent landslides
тИ┤ Option B is correct
Evaporation absorbs heat from our body / рд╡рд╛рд╖реНрдкреАрдХрд░рдг рд╣рдорд╛рд░реЗ рд╢рд░реАрд░ рд╕реЗ рдЧрд░реНрдореА рдХреЛ рд╕реЛрдЦ рд▓реЗрддрд╛ рд╣реИ
Cotton blocks air / рд╕реВрддреА рдХрдкрдбрд╝рд╛ рд╣рд╡рд╛ рд░реЛрдХрддрд╛ рд╣реИ
Pores close up / рд░реЛрдордЫрд┐рджреНрд░ рдмрдВрдж рд╣реЛ рдЬрд╛рддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Evaporation absorbs heat from our body
тИ╡ Sweating is the body's natural cooling mechanism
тЖТ For liquid sweat to turn into gas (evaporate), it requires latent heat
тЖТ It extracts this necessary heat directly from our skin surface, thereby leaving the body feeling cool
тИ┤ Option B is correct
Identify the correct features of traditional houses in Leh (Ladakh): 1. Built of stones coated with mud and lime. 2. Ground floor has no windows and is used for animals and storage. 3. Roofs are flat.
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ All 1, 2, and 3
тИ╡ In the cold desert of Leh, houses are traditionally made of stones plastered thickly with mud and lime to retain heat (Statement 1 is correct)
тЖТ The windowless ground floor protects animals from freezing winds and serves as a storage area (Statement 2 is correct)
тЖТ The flat roofs are primarily used during summer to dry fruits and vegetables for the harsh winter (Statement 3 is correct)
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Young Fold Mountains
тИ╡ Mountains are classified based on their geological formation process
тЖТ Both the Himalayas in Asia and the Alps in Europe were formed relatively recently by the massive collision and folding of tectonic plates
тЖТ Hence, they are categorized geologically as Young Fold Mountains
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Kaveri
тИ╡ The Shivasamudram Falls is a spectacular waterfall situated in Karnataka
тЖТ It is formed as the mighty Kaveri River rapidly descends through the rocky terrain of the Deccan Plateau
тИ┤ Option C is correct
Match the plants/vegetables with the regions from where they came to India: 1. Chilli, Potato, Tomato тАФ P. Africa 2. Cabbage and Pea тАФ Q. South America 3. Coffee bean and Bhindi тАФ R. Europe
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-Q, 2-R, 3-P
тИ╡ Historically, Portuguese traders brought Chillies, Potatoes, and Tomatoes from South America (1-Q)
тЖТ Cabbage and Peas were introduced to India from Europe (2-R)
тЖТ Coffee beans and Bhindi (Okra) originated and came from Africa (3-P)
тИ┤ Option A is correct
Through their tongue / рдЕрдкрдиреА рдЬреАрдн рд╕реЗ
By feeling vibrations on the ground through their skin/jawbones / рдЕрдкрдиреА рддреНрд╡рдЪрд╛/рдЬрдмрдбрд╝реЗ рдХреА рд╣рдбреНрдбрд┐рдпреЛрдВ рд╕реЗ рдЬрдореАрди рдХреЗ рдХрдВрдкрди рдХреЛ рдорд╣рд╕реВрд╕ рдХрд░рдХреЗ
Through their fangs / рдЕрдкрдиреЗ рд╡рд┐рд╖рджрдВрддреЛрдВ рд╕реЗ
Only by sight / рдХреЗрд╡рд▓ рджреЗрдЦрдХрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ By feeling vibrations on the ground through their skin/jawbones
тИ╡ Snakes lack external ear structures and cannot hear airborne sounds like humans do
тЖТ However, their lower jawbones are constantly in contact with the ground
тЖТ They pick up minute seismic vibrations from the earth and transmit them to their inner ear bones, allowing them to sense approaching footsteps
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Pisciculture
тИ╡ Apiculture is beekeeping, Sericulture is rearing silkworms, and Viticulture is grape cultivation
тЖТ Pisciculture (derived from the Latin word 'pisces' meaning fish) is the specialized scientific process of breeding and rearing fish in controlled ponds
тИ┤ Option C is correct
Use the elevator / рд▓рд┐рдлреНрдЯ рдХрд╛ рдкреНрд░рдпреЛрдЧ рдХрд░реЗрдВ
Take shelter under a strong table and hold on / рдордЬрдмреВрдд рдореЗрдЬ рдХреЗ рдиреАрдЪреЗ рд╢рд░рдг рд▓реЗрдВ рдФрд░ рдЙрд╕реЗ рдкрдХрдбрд╝реЗ рд░рд╣реЗрдВ
Stand near glass windows / рдХрд╛рдВрдЪ рдХреА рдЦрд┐рдбрд╝рдХрд┐рдпреЛрдВ рдХреЗ рдкрд╛рд╕ рдЦрдбрд╝реЗ рд░рд╣реЗрдВ
Jump from the balcony / рдмрд╛рд▓рдХрдиреА рд╕реЗ рдХреВрдж рдЬрд╛рдПрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Take shelter under a strong table and hold on
тИ╡ During an earthquake, the greatest danger inside a room is from falling objects or collapsing structures
тЖТ Taking cover under a strong piece of furniture like a table protects your head and body from falling debris
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Groundwater table
тИ╡ Precipitation refers to any form of water that falls from clouds and reaches the ground (like rain, snow, hail, or sleet)
тЖТ The groundwater table is the underground level below which the soil and rocks are completely saturated with water, not a form of precipitation
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Crow
тИ╡ Different birds have unique nesting habits
тЖТ A crow typically builds its nest high up on trees, using a rough collection of twigs, wires, and roots to construct it securely
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Kanchenjunga
тИ╡ Kanchenjunga is the third highest mountain in the world
тЖТ It lies partly in Nepal and partly in Sikkim, making it the highest mountain peak located in the Indian state of Sikkim
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Ravi, Beas, Sutlej
тИ╡ The Indus Water Treaty was signed between India and Pakistan in 1960
тЖТ Under this treaty, the waters of the three eastern riversтАФRavi, Beas, and SutlejтАФwere allocated to India for unrestricted use
тИ┤ Option B is correct
By Animals / рдЬрдВрддреБрдУрдВ рджреНрд╡рд╛рд░рд╛
By Explosion / рдлрдЯрдиреЗ рд╕реЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ By Animals
тИ╡ Some seeds have tiny hook-like structures on their surface
тЖТ These hooks easily attach to the fur of passing animals or the clothes of humans, allowing the seeds to be transported and dispersed over long distances by animals
тИ┤ Option C is correct
It eats locusts / рдпрд╣ рдЯрд┐рдбреНрдбреЛрдВ рдХреЛ рдЦрд╛рддрд╛ рд╣реИ
It burrows into soil making it porous and fertile / рдпрд╣ рдорд┐рдЯреНрдЯреА рдХреЛ рднреБрд░рднреБрд░рд╛ рдФрд░ рдЙрдкрдЬрд╛рдК рдмрдирд╛рддрд╛ рд╣реИ
It produces silk / рдпрд╣ рд░реЗрд╢рдо рдмрдирд╛рддрд╛ рд╣реИ
It scares away rats / рдпрд╣ рдЪреВрд╣реЛрдВ рдХреЛ рднрдЧрд╛рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ It burrows into soil making it porous and fertile
тИ╡ Earthworms constantly burrow through the soil, eating organic matter
тЖТ This burrowing action aerates the soil, makes it porous, and their excretions (vermicast) highly enrich the soil fertility, greatly benefiting farmers
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Lateral line system
тИ╡ Fishes have a specialized sensory organ called the lateral line system
тЖТ It runs along the sides of their bodies and contains receptors that can detect minute vibrations and pressure changes in the water
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 26 January 2001
тИ╡ The Bhuj earthquake was one of the most destructive natural disasters in India's history
тЖТ It occurred on the morning of India's 52nd Republic Day, which was 26 January 2001
тИ┤ Option B is correct
Dust melts on the mirror / рдзреВрд▓ рджрд░реНрдкрдг рдкрд░ рдкрд┐рдШрд▓ рдЬрд╛рддреА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Water vapour in warm exhaled breath condenses on the cold mirror
тИ╡ Our exhaled breath is warm and contains moisture in the form of water vapour
тЖТ When this warm water vapour hits the much colder surface of the mirror, it loses heat rapidly and condenses into tiny liquid water droplets
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Tapi
тИ╡ Unlike east-flowing peninsular rivers, the Narmada and Tapi rivers flow westward through rift valleys
тЖТ Due to their high gradient and lack of broad coastal plains, they do not form deltas; instead, they empty directly into the sea, forming estuaries
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Meghalaya
тИ╡ Carnivorous plants like the Pitcher Plant grow in nitrogen-deficient soils
тЖТ In India, the Nepenthes khasiana species of Pitcher Plant is endemic and uniquely found in the Khasi Hills of Meghalaya
тИ┤ Option B is correct
It can see 6 times better at night than humans / рдпрд╣ рд░рд╛рдд рдореЗрдВ рдЗрдВрд╕рд╛рдиреЛрдВ рд╕реЗ 6 рдЧреБрдирд╛ рдмреЗрд╣рддрд░ рджреЗрдЦ рд╕рдХрддрд╛ рд╣реИ
Its whiskers sense vibrations in the air / рдЗрд╕рдХреА рдореВрдВрдЫреЗрдВ рд╣рд╡рд╛ рдореЗрдВ рдХрдВрдкрди рдХреЛ рднрд╛рдВрдк рд▓реЗрддреА рд╣реИрдВ
Its roar can be heard up to 3 km away / рдЗрд╕рдХреА рджрд╣рд╛рдбрд╝ 3 рдХрд┐рдореА рджреВрд░ рддрдХ рд╕реБрдиреА рдЬрд╛ рд╕рдХрддреА рд╣реИ
It never marks its territory with urine / рдпрд╣ рдХрднреА рднреА рдореВрддреНрд░ рд╕реЗ рдЕрдкрдиреЗ рдХреНрд╖реЗрддреНрд░ рдХреЛ рдЪрд┐рд╣реНрдирд┐рдд рдирд╣реАрдВ рдХрд░рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ It never marks its territory with urine
тИ╡ Tigers have excellent night vision, highly sensitive whiskers, and a very loud roar (Statements A, B, and C are correct)
тЖТ However, tigers are highly territorial animals and strongly mark their territory by spraying urine on trees and rocks (Statement D is incorrect)
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Antarctic Blue Whale
тИ╡ While elephants are the largest land animals, the marine ecosystem supports much larger creatures
тЖТ The Antarctic Blue Whale can reach lengths of up to 100 feet and weigh up to 200 tons, making it the largest animal in Earth's known history, surpassing even the dinosaurs
тИ┤ Option B is correct
For extra strength and to keep warm in the cold / рдЕрддрд┐рд░рд┐рдХреНрдд рд╢рдХреНрддрд┐ рдФрд░ рдардВрдб рдореЗрдВ рдЧрд░реНрдо рд░рд╣рдиреЗ рдХреЗ рд▓рд┐рдП
To purify water / рдкрд╛рдиреА рдХреЛ рд╢реБрджреНрдз рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
To induce sleep / рдиреАрдВрдж рд▓рд╛рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ For extra strength and to keep warm in the cold
тИ╡ Mountaineering in high altitudes involves extreme physical exertion in freezing temperatures
тЖТ Supplements like iron and Vitamin C build immunity and stamina, while hot chocolate milk provides immediate energy and warmth to withstand the bitter cold
тИ┤ Option A is correct
Ocean water evaporates into space / рд╕рдореБрджреНрд░реА рдЬрд▓ рдЕрдВрддрд░рд┐рдХреНрд╖ рдореЗрдВ рд╡рд╛рд╖реНрдкрд┐рдд рд╣реЛ рдЬрд╛рддрд╛ рд╣реИ
97% is salty ocean water, and most of the 3% freshwater is locked in glaciers / 97% рдЦрд╛рд░рд╛ рд╕рдореБрджреНрд░реА рдЬрд▓ рд╣реИ, рдФрд░ 3% рддрд╛рдЬреЗ рдкрд╛рдиреА рдХрд╛ рдЕрдзрд┐рдХрд╛рдВрд╢ рднрд╛рдЧ рдЧреНрд▓реЗрд╢рд┐рдпрд░реЛрдВ рдореЗрдВ рдЬрдорд╛ рд╣реИ
Rainwater is poisonous / рд╡рд░реНрд╖рд╛ рдХрд╛ рдкрд╛рдиреА рдЬрд╣рд░реАрд▓рд╛ рд╣реЛрддрд╛ рд╣реИ
Plants consume 90% of ocean water / рдкреМрдзреЗ 90% рд╕рдореБрджреНрд░реА рдЬрд▓ рд╕реЛрдЦ рд▓реЗрддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 97% is salty ocean water, and most of the 3% freshwater is locked in glaciers
тИ╡ Most of the Earth's water (about 97%) is in the oceans and is too salty for direct human consumption
тЖТ Out of the remaining 3% freshwater, a vast majority is inaccessible because it is frozen in ice caps and glaciers, leaving very little surface and groundwater available for drinking
тИ┤ Option B is correct
Land of eternal snow / рдмрд░реНрдл рдХреА рднреВрдорд┐
A place where very few people live / рдПрдХ рдРрд╕реА рдЬрдЧрд╣ рдЬрд╣рд╛рдБ рдмрд╣реБрдд рдХрдо рд▓реЛрдЧ рд░рд╣рддреЗ рд╣реИрдВ
Roof of the world / рджреБрдирд┐рдпрд╛ рдХреА рдЫрдд
Valley of winds / рд╣рд╡рд╛рдУрдВ рдХреА рдШрд╛рдЯреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ A place where very few people live
тИ╡ Indigenous tribes often possess a deep understanding of natural signs
тЖТ The aboriginal tribes of the Andaman and Nicobar Islands, including the Jarawas, Onges, and Sentinelese, observed unusual animal distress calls and behavioral changes, prompting them to retreat to higher ground before the 2004 tsunami hit
тИ┤ Option B is correct
тИ╡ Traveling from the western/central state of Maharashtra to the northernmost region of J&K requires moving generally northwards
тЖТ A standard road route passes through Gujarat, Rajasthan, Delhi, Haryana, Punjab, and sometimes Himachal Pradesh before reaching Jammu & Kashmir
тИ┤ Option B is correct
Kutcha houses are made of mud, bamboo, and straw; Pucca houses are made of bricks, cement, and steel / рдХрдЪреНрдЪреЗ рдШрд░ рдорд┐рдЯреНрдЯреА, рдмрд╛рдВрд╕ рдФрд░ рдлреВрд╕ рд╕реЗ рдмрдирддреЗ рд╣реИрдВ; рдкрдХреНрдХреЗ рдШрд░ рдИрдВрдЯ, рд╕реАрдореЗрдВрдЯ рдФрд░ рд▓реЛрд╣реЗ рд╕реЗ рдмрдирддреЗ рд╣реИрдВ
Kutcha houses are found only in cities / рдХрдЪреНрдЪреЗ рдШрд░ рдХреЗрд╡рд▓ рд╢рд╣рд░реЛрдВ рдореЗрдВ рдкрд╛рдП рдЬрд╛рддреЗ рд╣реИрдВ
Pucca houses float on water / рдкрдХреНрдХреЗ рдШрд░ рдкрд╛рдиреА рдкрд░ рддреИрд░рддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Kutcha houses are made of mud, bamboo, and straw; Pucca houses are made of bricks, cement, and steel
тИ╡ Houses are classified based on the durability of the building materials used
тЖТ Kutcha houses are temporary structures typically built using natural, less durable materials like mud, bamboo, and straw
тЖТ Pucca houses are permanent structures built using strong industrial materials like fired bricks, cement, concrete, and steel
тИ┤ Option A is correct
By sound waves / рдзреНрд╡рдирд┐ рддрд░рдВрдЧреЛрдВ рд╕реЗ
By the smell of pheromones left on the ground / рдЬрдореАрди рдкрд░ рдЫреЛрдбрд╝реА рдЧрдИ рдЧрдВрдз рд╕реЗ
By body heat / рд╢рд░реАрд░ рдХреА рдЧрд░реНрдореА рд╕реЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ By the smell of pheromones left on the ground
тИ╡ Ants possess poor eyesight but have highly sophisticated chemical communication systems
тЖТ As they walk, they leave behind an invisible trail of special chemicals called pheromones
тЖТ Other ants from the same colony use their antennae to smell this specific trail and follow it in a precise line
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ O- (O Group)
тИ╡ Blood transfusions require compatibility to prevent fatal immune reactions
тЖТ Individuals with type O- blood lack A, B, and Rh antigens on their red blood cells
тЖТ This absence of antigens allows their blood to be given to patients of any other blood type without causing a severe reaction, making them universal donors
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Proteins
тИ╡ Carbohydrates and fats are energy-yielding foods, while vitamins are protective foods
тЖТ Proteins supply the essential amino acids required to synthesize new cells, build muscle mass, and repair damaged tissues, earning them the name 'body-building foods'
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Owl
тИ╡ Most birds have eyes on the sides of their heads, providing a wide field of view to watch for predators
тЖТ Owls, however, are predators themselves and have large, forward-facing eyes, similar to humans, which grants them excellent binocular vision for judging distances precisely while hunting
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Four
тИ╡ The mammalian heart is a highly efficient double pump
тЖТ The human heart is divided completely into four distinct chambers to separate oxygen-rich and oxygen-poor blood
тЖТ These are the right atrium, left atrium, right ventricle, and left ventricle
тИ┤ Option C is correct
By listening to heartbeats / рджрд┐рд▓ рдХреА рдзрдбрд╝рдХрди рд╕реБрдирдХрд░
By ultrasonic waves / рдкрд░рд╛рд╢реНрд░рд╡реНрдп рддрд░рдВрдЧреЛрдВ рд╕реЗ
By the smell of the sole of the feet and the heat of the body / рдкреИрд░реЛрдВ рдХреЗ рддрд▓рд╡реЗ рдХреА рдЧрдВрдз рдФрд░ рд╢рд░реАрд░ рдХреА рдЧрд░реНрдореА рд╕реЗ
By magnetic field / рдЪреБрдВрдмрдХреАрдп рдХреНрд╖реЗрддреНрд░ рд╕реЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ By the smell of the sole of the feet and the heat of the body
тИ╡ Mosquitoes rely minimally on vision for locating hosts
тЖТ They are equipped with highly sensitive receptors that detect the carbon dioxide we exhale, the distinct chemical smell emitted by human sweat (especially from feet), and the infrared heat radiating from our warm bodies
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Arteries
тИ╡ The circulatory system uses different tubes for different directions of blood flow
тЖТ Veins carry deoxygenated blood back toward the heart
тЖТ Arteries are thick-walled blood vessels explicitly designed to carry oxygen-rich blood forcefully pumped away from the heart to all body tissues
тИ┤ Option A is correct
Vitamin A and D / рд╡рд┐рдЯрд╛рдорд┐рди A рдФрд░ D
Vitamin E and K / рд╡рд┐рдЯрд╛рдорд┐рди E рдФрд░ K
Vitamin B and C / рд╡рд┐рдЯрд╛рдорд┐рди B рдФрд░ C
Vitamin A and K / рд╡рд┐рдЯрд╛рдорд┐рди A рдФрд░ K
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Vitamin B and C
тИ╡ Vitamins are broadly categorized by how they are absorbed and stored
тЖТ Vitamins A, D, E, and K are fat-soluble and can be stored in the body's fat tissues
тЖТ Vitamins B (entire B-complex) and C dissolve readily in water, are not heavily stored, and must be replenished regularly
тИ┤ Option C is correct
By her bright colour / рдЙрд╕рдХреЗ рдЪрдордХреАрд▓реЗ рд░рдВрдЧ рд╕реЗ
By her sound / рдЙрд╕рдХреА рдЖрд╡рд╛рдЬ рд╕реЗ
By vibrations on leaves / рдкрддреНрддрд┐рдпреЛрдВ рдХреЗ рдХрдВрдкрди рд╕реЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ By her smell
тИ╡ In the insect world, chemical signaling is extremely powerful over long distances
тЖТ A female silkworm moth releases a specific sex pheromone into the air
тЖТ The male silkworm has highly specialized, feather-like antennae that can detect even a few molecules of this smell from several kilometers away
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ 120/80 mmHg
тИ╡ Blood pressure is recorded with two numbers: systolic pressure (when the heart beats) over diastolic pressure (when the heart rests)
тЖТ According to medical standards, a reading of around 120/80 millimeters of mercury (mmHg) is considered the ideal normal blood pressure for a resting adult
тИ┤ Option C is correct
Which disease is caused by the deficiency of Vitamin A?
рд╡рд┐рдЯрд╛рдорд┐рди A рдХреА рдХрдореА рд╕реЗ рдХреМрди рд╕рд╛ рд░реЛрдЧ рд╣реЛрддрд╛ рд╣реИ?
Night Blindness / рд░рддреМрдВрдзреА
Beri-Beri / рдмреЗрд░реА-рдмреЗрд░реА
Scurvy / рд╕реНрдХрд░реНрд╡реА
Rickets / рд░рд┐рдХреЗрдЯреНрд╕
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Night Blindness
тИ╡ Vitamin A is essential for maintaining healthy vision, especially in low light
тЖТ A deficiency of this vitamin impairs the eye's ability to adjust to darkness
тИ┤ This condition is known as Night Blindness
White Blood Cells - WBC / рд╢реНрд╡реЗрдд рд░рдХреНрдд рдХреЛрд╢рд┐рдХрд╛рдПрдВ
Red Blood Cells - RBC / рд▓рд╛рд▓ рд░рдХреНрдд рдХреЛрд╢рд┐рдХрд╛рдПрдВ
Platelets / рдкреНрд▓реЗрдЯрд▓реЗрдЯреНрд╕
Plasma / рдкреНрд▓рд╛рдЬреНрдорд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ White Blood Cells - WBC
тИ╡ The immune system relies on specific cells to detect and destroy harmful pathogens
тЖТ White Blood Cells (WBCs) actively fight infections and protect the body from diseases
тИ┤ Hence, they are called the 'Soldiers of the Body'
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Anaemia
тИ╡ Iron is a crucial component required to synthesize Haemoglobin in red blood cells
тЖТ A lack of iron reduces haemoglobin levels, decreasing the blood's oxygen-carrying capacity
тИ┤ This condition of low haemoglobin is called Anaemia
Black and White / рдХрд╛рд▓рд╛ рдФрд░ рд╕рдлреЗрдж
Red and Green / рд▓рд╛рд▓ рдФрд░ рд╣рд░рд╛
Blue and Yellow / рдиреАрд▓рд╛ рдФрд░ рдкреАрд▓рд╛
Only Violet / рдХреЗрд╡рд▓ рдмреИрдВрдЧрдиреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Black and White
тИ╡ Nocturnal animals have eyes specially adapted for seeing in very low light conditions
тЖТ Their retinas contain mostly rod cells, which detect light intensity but not color
тИ┤ As a result, they see the world only in shades of Black and White
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Sphygmomanometer
тИ╡ Different medical instruments serve specific diagnostic purposes
тЖТ A stethoscope listens to heartbeats, while a thermometer measures body temperature
тИ┤ A Sphygmomanometer is the specific device used to measure blood pressure
Proteins and Carbohydrates / рдкреНрд░реЛрдЯреАрди рдФрд░ рдХрд╛рд░реНрдмреЛрд╣рд╛рдЗрдбреНрд░реЗрдЯ
Vitamins and Minerals / рд╡рд┐рдЯрд╛рдорд┐рди рдФрд░ рдЦрдирд┐рдЬ
Only Calcium / рдХреЗрд╡рд▓ рдХреИрд▓реНрд╢рд┐рдпрдо
Only Water / рдХреЗрд╡рд▓ рдЬрд▓
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Proteins and Carbohydrates
тИ╡ Growing children require a balanced diet rich in macronutrients for proper development
тЖТ A severe lack of Proteins and Carbohydrates (energy-yielding foods) leads to severe malnutrition
тИ┤ This protein-energy malnutrition causes diseases like Kwashiorkor and Marasmus
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Cholera, Typhoid, Jaundice
тИ╡ Water-borne diseases are transmitted through the consumption of water infected with pathogenic microorganisms
тЖТ Cholera (bacteria), Typhoid (bacteria), and Jaundice (Hepatitis virus) spread primarily through contaminated water and food
тИ┤ Option B represents the correct set of water-borne diseases
By releasing a strong smell / рддреЗрдЬ рдЧрдВрдз рдЫреЛрдбрд╝рдХрд░
By stamping its feet on the ground / рдЬрдореАрди рдкрд░ рдкреИрд░ рдкрдЯрдХ рдХрд░
By making a special warning call from high up on a tree / рдкреЗрдбрд╝ рдХреЗ рдКрдкрд░ рд╕реЗ рдПрдХ рд╡рд┐рд╢реЗрд╖ рдЪреЗрддрд╛рд╡рдиреА рдзреНрд╡рдирд┐ рдирд┐рдХрд╛рд▓рдХрд░
By changing its fur colour / рдЕрдкрдиреЗ рдлрд░ рдХрд╛ рд░рдВрдЧ рдмрджрд▓рдХрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ By making a special warning call from high up on a tree
тИ╡ Langurs spend most of their time high up in the forest canopy, giving them a wide field of vision
тЖТ When they spot a predator like a tiger or leopard approaching, they produce a distinct, loud warning call
тИ┤ This special alarm call alerts all other vulnerable animals in the jungle
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ AB+
тИ╡ Blood group compatibility is crucial for safe blood transfusions
тЖТ People with the AB+ blood group have both A and B antigens, as well as the Rh factor, on their red blood cells
тИ┤ Because they do not have antibodies against any blood type, they can receive blood from anyone safely
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Goitre
тИ╡ Iodine is a critical mineral required by the thyroid gland to produce thyroid hormones
тЖТ When there is a deficiency of iodine in the diet, the thyroid gland swells up to compensate
тИ┤ This abnormal enlargement of the thyroid gland in the neck is called Goitre
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ 2 October 2014
тИ╡ Mahatma Gandhi was a strong advocate for cleanliness and sanitation in India
тЖТ To honor his vision, the Government of India launched a nationwide cleanliness campaign on his birth anniversary
тИ┤ The Swachh Bharat Abhiyan was officially launched on 2 October 2014
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Braille Script
тИ╡ Visually impaired individuals cannot read standard printed text
тЖТ Louis Braille invented a tactile writing system using patterns of raised dots on paper
тИ┤ This system, known as the Braille Script, allows them to read by feeling the dots with their fingertips
Digestion of proteins / рдкреНрд░реЛрдЯреАрди рдХрд╛ рдкрд╛рдЪрди
Absorption of water and salts from undigested food / рдЕрдкрдЪрд┐рдд рднреЛрдЬрди рд╕реЗ рдкрд╛рдиреА рдФрд░ рд▓рд╡рдгреЛрдВ рдХрд╛ рдЕрд╡рд╢реЛрд╖рдг
Secretion of bile / рдкрд┐рддреНрдд рдХрд╛ рд╕реНрд░рд╛рд╡
Grinding of food / рднреЛрдЬрди рдХреЛ рдкреАрд╕рдирд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Absorption of water and salts from undigested food
тИ╡ Complete digestion and nutrient absorption occur mainly in the small intestine
тЖТ The leftover undigested food matter then passes into the large intestine
тИ┤ The large intestine's primary role is to absorb excess water and essential salts from this waste before it is excreted
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Pulmonary Artery
тИ╡ Arteries generally transport oxygenated blood from the heart to the rest of the body
тЖТ The only exception is the Pulmonary Artery, which connects the right ventricle of the heart to the lungs
тИ┤ It carries deoxygenated blood directly to the lungs to receive oxygen
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Epiglottis
тИ╡ The pharynx serves as a common passageway for both food and air
тЖТ To prevent choking, a small leaf-like flap of cartilage closes over the windpipe (trachea) during swallowing
тИ┤ This crucial protective structure is called the Epiglottis
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Vitamin D
тИ╡ Most vitamins must be obtained directly through our diet
тЖТ However, when our skin is exposed to the ultraviolet B (UVB) rays from sunlight, it triggers a specific chemical reaction
тИ┤ This reaction naturally synthesizes Vitamin D within the body
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Malaria
тИ╡ Typhoid and Tuberculosis are bacterial, while Polio is a viral disease
тЖТ Plasmodium is a microscopic single-celled protozoan parasite transmitted by female Anopheles mosquitoes
тИ┤ Infection by this protozoan causes the disease Malaria
тИ╡ A normal healthy adult develops a complete set of 32 permanent teeth
тЖТ Based on their shape and function for eating, they are classified into four distinct structural types
тИ┤ These types are Incisors, Canines, Premolars, and Molars
72 times per minute / 72 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
45 times per minute / 45 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
110 times per minute / 110 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
18 times per minute / 18 рдмрд╛рд░ рдкреНрд░рддрд┐ рдорд┐рдирдЯ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 72 times per minute
тИ╡ The heart pumps blood continuously to supply oxygen to the body
тЖТ While physical activity increases this rate, a normal healthy adult's heart beats at a steady, resting pace
тИ┤ This average normal resting heart rate is approximately 72 times per minute
Through its moist skin / рдЕрдкрдиреА рдирдо рддреНрд╡рдЪрд╛ рд╕реЗ
Through gills / рдЧрд▓рдлрдбрд╝реЛрдВ рд╕реЗ
Through ears / рдХрд╛рдиреЛрдВ рд╕реЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Through its moist skin
тИ╡ Earthworms lack specialized respiratory organs like lungs or gills
тЖТ Instead, they absorb oxygen directly from the surrounding air or soil moisture
тИ┤ This gaseous exchange occurs seamlessly through their extremely thin and moist skin
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Scurvy
тИ╡ Communicable diseases spread from person to person via pathogens like viruses or bacteria
тЖТ Scurvy is a nutritional deficiency disease caused solely by a lack of Vitamin C in the diet
тИ┤ Since it cannot spread between people, it is a Non-Communicable disease
Less than 20 Hz only / рдХреЗрд╡рд▓ 20 рд╣рд░реНрдЯреНрдЬ рд╕реЗ рдХрдо
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 20 Hz to 20,000 Hz
тИ╡ The human ear is sensitive to a specific spectrum of sound vibrations
тЖТ Sounds below 20 Hz (infrasonic) and above 20,000 Hz (ultrasonic) cannot be naturally detected by our ears
тИ┤ The standard audible frequency range for humans is 20 Hz to 20,000 Hz
Dr. Jonas Salk / рдбреЙ. рдЬреЛрдирд╛рд╕ рд╕рд╛рд▓реНрдХ
Dr. William Beaumont / рдбреЙ. рд╡рд┐рд▓рд┐рдпрдо рдмреНрдпреВрдореЛрдВрдЯ
Dr. Ronald Ross / рдбреЙ. рд░реЛрдирд╛рд▓реНрдб рд░реЙрд╕
Dr. William Harvey / рдбреЙ. рд╡рд┐рд▓рд┐рдпрдо рд╣рд╛рд░реНрд╡реЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Dr. William Beaumont
тИ╡ Alexis St. Martin was a soldier who suffered a severe gunshot wound, leaving a permanent hole (fistula) in his stomach
тЖТ An army surgeon used this unique opportunity to directly observe and study gastric juices and the digestion process over several years
тИ┤ This pioneering doctor was Dr. William Beaumont
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Platelets
тИ╡ When a blood vessel is injured, the body must quickly seal the wound to prevent excessive blood loss
тЖТ Tiny cell fragments in the blood rush to the site and clump together to form a protective plug or clot
тИ┤ These crucial clotting components are called Platelets
It helps our body get rid of undigested food and prevents constipation / рдпрд╣ рдЕрдкрдЪрд┐рдд рднреЛрдЬрди рдХреЛ рдмрд╛рд╣рд░ рдирд┐рдХрд╛рд▓рдиреЗ рдореЗрдВ рдорджрдж рдХрд░рддрд╛ рд╣реИ рдФрд░ рдХрдмреНрдЬ рдХреЛ рд░реЛрдХрддрд╛ рд╣реИ
It turns hair black / рдпрд╣ рдмрд╛рд▓реЛрдВ рдХреЛ рдХрд╛рд▓рд╛ рдХрд░рддрд╛ рд╣реИ
It increases blood pressure / рдпрд╣ рд░рдХреНрддрдЪрд╛рдк рдмрдврд╝рд╛рддрд╛ рд╣реИ
It digests bones / рдпрд╣ рд╣рдбреНрдбрд┐рдпреЛрдВ рдХреЛ рдкрдЪрд╛рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ It helps our body get rid of undigested food and prevents constipation
тИ╡ Roughage consists of indigestible plant fibers found in fruits, vegetables, and whole grains
тЖТ Although it yields no energy or nutrients, it adds bulk to the stool and promotes healthy bowel movements
тИ┤ Therefore, it helps the body eliminate undigested waste and prevents constipation
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Fungi
тИ╡ Some microorganisms thrive in warm, moist environments like human skin
тЖТ Ringworm and Athlete's Foot are contagious skin conditions characterized by itchy, circular rashes
тИ┤ These specific superficial infections are caused by Fungi
By barking loudly / рдЬреЛрд░ рд╕реЗ рднреМрдВрдХ рдХрд░
By shedding scales / рд╢рд▓реНрдХ рдЧрд┐рд░рд╛рдХрд░
By electric signals / рд╡рд┐рджреНрдпреБрдд рд╕рдВрдХреЗрддреЛрдВ рджреНрд╡рд╛рд░рд╛
By closing their gills / рдЕрдкрдиреЗ рдЧрд▓рдлрдбрд╝реЗ рдмрдВрдж рдХрд░рдХреЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ By electric signals
тИ╡ Sound and visual communication can be limited in murky underwater environments
тЖТ To instantly warn their school about approaching predators without drawing attention, certain fish have evolved a silent warning mechanism
тИ┤ They communicate danger rapidly by emitting specific electric signals
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Peristalsis
тИ╡ Swallowing food initiates an involuntary muscular action in the esophagus
тЖТ The muscles of the esophageal wall rhythmically contract and relax, creating a wave that forces the food downwards
тИ┤ This wave-like muscular movement is scientifically termed Peristalsis
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Ribs move up and outward, and diaphragm moves down
тИ╡ Inhalation is an active process to pull air into the lungs
тЖТ The intercostal muscles contract, lifting the ribcage up and outward to expand the chest
тЖТ Simultaneously, the dome-shaped diaphragm contracts and flattens (moves down) to increase the thoracic cavity volume
тИ┤ Option B correctly describes these dual actions
Sodium and Potassium / рд╕реЛрдбрд┐рдпрдо рдФрд░ рдкреЛрдЯреЗрд╢рд┐рдпрдо
Iron and Iodine / рдЖрдпрд░рди рдФрд░ рдЖрдпреЛрдбреАрди
Calcium and Phosphorus / рдХреИрд▓реНрд╢рд┐рдпрдо рдФрд░ рдлрд╛рд╕реНрдлреЛрд░рд╕
Zinc and Copper / рдЬрд┐рдВрдХ рдФрд░ рдХреЙрдкрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Calcium and Phosphorus
тИ╡ The skeletal system relies on specific dietary minerals for structural integrity and hardness
тЖТ The matrix of bones and the enamel of teeth are largely composed of a compound called hydroxyapatite
тИ┤ This hard compound is primarily made up of the minerals Calcium and Phosphorus
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ BCG Vaccine
тИ╡ Tuberculosis is a deadly bacterial disease
тЖТ To prevent it early, the Bacillus Calmette-Gu├йrin (BCG) vaccine is administered
тИ┤ It is given to newborn children
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Retina
тИ╡ Light enters the eye through the pupil and passes through the lens
тЖТ The lens focuses these light rays onto the light-sensitive inner lining at the back of the eye
тИ┤ This screen where the image is formed is called the Retina
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Tooth Enamel
тИ╡ The crown is the visible part of the tooth
тЖТ It is protected by a highly mineralized, calcified outer layer
тИ┤ This layer, called Tooth Enamel, is the hardest substance in the entire human body
Karl Landsteiner / рдХрд╛рд░реНрд▓ рд▓реИрдВрдбрд╕реНрдЯреАрдирд░
William Harvey / рд╡рд┐рд▓рд┐рдпрдо рд╣рд╛рд░реНрд╡реЗ
Louis Pasteur / рд▓реБрдИ рдкрд╛рд╢реНрдЪрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ William Harvey
тИ╡ For a long time, the movement of blood was not properly understood
тЖТ In 1628, an English physician accurately detailed how the heart acts as a pump to circulate blood continuously
тИ┤ This discovery was made by William Harvey
тИ╡ Air enters through the Nostrils
тЖТ It passes through the Pharynx (throat) and Larynx (voice box)
тЖТ It travels down the Trachea (windpipe) and branches into Bronchi
тИ┤ It finally reaches the Alveoli (air sacs) for gas exchange
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Fats
тИ╡ Different nutrients have simple physical tests
тЖТ Lipids or oils leave a translucent, greasy mark on paper that does not dry up
тИ┤ An oily patch confirms the presence of Fats
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 12 to 16 gm/dL
тИ╡ Haemoglobin is crucial for oxygen transport
тЖТ A level below this range indicates anaemia, while a higher level implies other medical conditions
тИ┤ The standard healthy range is 12 to 16 gm/dL
Because they can see in X-ray vision / рдХреНрдпреЛрдВрдХрд┐ рд╡реЗ рдПрдХреНрд╕-рд░реЗ рджреГрд╖реНрдЯрд┐ рд╕реЗ рджреЗрдЦ рд╕рдХрддреЗ рд╣реИрдВ
Because they never sleep / рдХреНрдпреЛрдВрдХрд┐ рд╡реЗ рдХрднреА рд╕реЛрддреЗ рдирд╣реАрдВ рд╣реИрдВ
Because of their highly developed sense of smell and hearing / рдЙрдирдХреА рдЕрддреНрдпрдзрд┐рдХ рд╡рд┐рдХрд╕рд┐рдд рд╕реВрдВрдШрдиреЗ рдФрд░ рд╕реБрдирдиреЗ рдХреА рдХреНрд╖рдорддрд╛ рдХреЗ рдХрд╛рд░рдг
Because they can climb trees / рдХреНрдпреЛрдВрдХрд┐ рд╡реЗ рдкреЗрдбрд╝реЛрдВ рдкрд░ рдЪрдврд╝ рд╕рдХрддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Because of their highly developed sense of smell and hearing
тИ╡ Dogs possess olfactory (smell) receptors far superior to humans
тЖТ They can also hear faint and high-frequency sounds from a distance
тИ┤ This highly developed sense of smell and hearing makes them perfect for tracking and detection
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Carbohydrates $\rightarrow$ Glucose; Proteins $\rightarrow$ Amino Acids; Fats $\rightarrow$ Fatty Acids and Glycerol
тИ╡ Digestion reduces complex macromolecules to absorbable units
тЖТ Carbohydrates are broken down into simple sugars like Glucose
тЖТ Proteins are cleaved into Amino Acids
тЖТ Fats (Lipids) are broken into Fatty Acids and Glycerol
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Stethoscope
тИ╡ Acoustic medical devices help amplify internal body sounds
тЖТ A doctor uses a specific instrument with earpieces and a chest piece to monitor the heart and lungs
тИ┤ This instrument is called a Stethoscope
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Fine hair and mucus inside the nasal cavity trap dust particles and germs
тИ╡ The air we breathe contains suspended dust and pathogens
тЖТ The nasal cavity is lined with fine hair and sticky mucus that act as a natural filter
тИ┤ They trap dust particles and germs, ensuring clean air reaches the lungs
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Fats
тИ╡ Carbohydrates and proteins provide about 4 kcal of energy per gram
тЖТ In contrast, lipid molecules are highly concentrated energy stores
тИ┤ Fats provide about 9 kcal of energy per gram, which is more than double
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Housefly
тИ╡ Certain insects act as mechanical vectors for diseases
тЖТ They land on contaminated surfaces like garbage or feces, picking up bacteria on their hairy legs
тИ┤ When the Housefly lands on uncovered food, it transfers these deadly pathogens
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Taste Buds
тИ╡ The tongue is covered with small bumps called papillae
тЖТ Embedded within these papillae are clusters of sensory receptor cells
тИ┤ These receptors, known as Taste Buds, send signals to the brain to detect different flavors
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Mouth $\rightarrow$ Oesophagus $\rightarrow$ Stomach $\rightarrow$ Small Intestine $\rightarrow$ Large Intestine $\rightarrow$ Rectum $\rightarrow$ Anus
тИ╡ Food enters the Mouth and passes down the Oesophagus
тЖТ It reaches the Stomach for initial digestion, then enters the Small Intestine for complete digestion
тЖТ Waste moves through the Large Intestine, is stored in the Rectum, and exits via the Anus
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Plasma
тИ╡ Blood consists of cellular components suspended in a liquid matrix
тЖТ This pale, straw-colored liquid carries water, salts, and enzymes
тИ┤ It constitutes over half of the blood's volume and is called Plasma
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Lactic Acid
тИ╡ Heavy exercise demands more energy, leading to a temporary oxygen shortage in muscles
тЖТ To compensate, muscle cells perform anaerobic respiration
тИ┤ This process produces Lactic Acid, the rapid accumulation of which causes painful muscle cramps
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Copper Sulphate Solution
тИ╡ The Biuret test is used to detect peptide bonds in proteins
тЖТ It involves adding drops of Caustic Soda (sodium hydroxide) followed by another specific reagent
тИ┤ A few drops of Copper Sulphate Solution turn the mixture violet if proteins are present
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Rabies
тИ╡ Certain viruses are transmitted through the saliva of infected mammals
тЖТ This viral infection attacks the central nervous system and causes severe symptoms, including an extreme fear of water
тИ┤ This fatal disease is Rabies
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Malleus, Incus, Stapes
тИ╡ The middle ear contains the ossicles, which amplify sound vibrations
тЖТ These are the smallest bones in the human body, commonly known as the hammer, anvil, and stirrup
тИ┤ Their scientific names are Malleus, Incus, and Stapes
To change blood group / рд░рдХреНрдд рд╕рдореВрд╣ рдмрджрд▓рдиреЗ рдХреЗ рд▓рд┐рдП
To cure bone fractures / рд╣рдбреНрдбреА рдХреЗ рдлреНрд░реИрдХреНрдЪрд░ рдХреЛ рдареАрдХ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
To stop breathing / рд╕рд╛рдВрд╕ рд░реЛрдХрдиреЗ рдХреЗ рд▓рд┐рдП
To provide instant energy and restore lost water and fluids without needing digestion / рдмрд┐рдирд╛ рдкрд╛рдЪрди рдХреА рдЖрд╡рд╢реНрдпрдХрддрд╛ рдХреЗ рддреБрд░рдВрдд рдКрд░реНрдЬрд╛ рджреЗрдиреЗ рдФрд░ рдкрд╛рдиреА рдХреА рдХрдореА рдХреЛ рдкреВрд░рд╛ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ To provide instant energy and restore lost water and fluids without needing digestion
тИ╡ Severe vomiting and loose motions drastically dehydrate the body and deplete energy
тЖТ A sick stomach cannot properly digest solid food to replenish this loss
тИ┤ A Glucose Drip bypasses the digestive system, entering the blood directly to provide instant energy and hydration
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Bone Marrow
тИ╡ The body continuously needs fresh blood cells as old ones die
тЖТ Inside our large bones, there is a spongy tissue responsible for hematopoiesis (blood cell production)
тИ┤ This tissue, where RBCs are actively manufactured, is the Bone Marrow
To digest hard food / рдХрдареЛрд░ рднреЛрдЬрди рдХреЛ рдкрдЪрд╛рдиреЗ рдХреЗ рд▓рд┐рдП
To ensure that the air passage does not collapse when there is little air in it / рдпрд╣ рд╕реБрдирд┐рд╢реНрдЪрд┐рдд рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рдХрд┐ рдХрдо рд╣рд╡рд╛ рд╣реЛрдиреЗ рдкрд░ рднреА рд╡рд╛рдпреБ рдорд╛рд░реНрдЧ рдЪрд┐рдкрдХреЗ рдирд╣реАрдВ
To pump blood to the brain / рдорд╕реНрддрд┐рд╖реНрдХ рдореЗрдВ рд░рдХреНрдд рдкрдВрдк рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
To produce saliva / рд▓рд╛рд░ рдмрдирд╛рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ To ensure that the air passage does not collapse when there is little air in it
тИ╡ The trachea is a flexible tube that carries air to the lungs
тЖТ During breathing cycles, internal air pressure fluctuates considerably
тИ┤ The sturdy C-shaped cartilage rings provide structural support so the tube does not collapse and block the airway
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sodium benzoate
тИ╡ Food preservation requires preventing microbial growth
тЖТ Sodium benzoate is a common chemical preservative used in acidic foods
тЖТ It effectively prevents the growth of fungi and bacteria in ketchup and squashes
тИ┤ Option B is correct
Match the following Northeast Indian states with their respective capitals: 1. Nagaland тАФ a. Aizawl 2. Mizoram тАФ b. Kohima 3. Arunachal Pradesh тАФ c. Itanagar
рдирд┐рдореНрдирд▓рд┐рдЦрд┐рдд рдкреВрд░реНрд╡реЛрддреНрддрд░ рднрд╛рд░рддреАрдп рд░рд╛рдЬреНрдпреЛрдВ рдХрд╛ рдЙрдирдХреА рд╕рдВрдмрдВрдзрд┐рдд рд░рд╛рдЬрдзрд╛рдирд┐рдпреЛрдВ рд╕реЗ рдорд┐рд▓рд╛рди рдХрд░реЗрдВ: 4. рдирд╛рдЧрд╛рд▓реИрдВрдб тАФ a. рдЖрдЗрдЬреЛрд▓ 5. рдорд┐рдЬреЛрд░рдо тАФ b. рдХреЛрд╣рд┐рдорд╛ 6. рдЕрд░реБрдгрд╛рдЪрд▓ рдкреНрд░рджреЗрд╢ тАФ c. рдИрдЯрд╛рдирдЧрд░
1-b, 2-a, 3-c / 1-b, 2-a, 3-c
1-a, 2-b, 3-c / 1-a, 2-b, 3-c
1-c, 2-a, 3-b / 1-c, 2-a, 3-b
1-b, 2-c, 3-a / 1-b, 2-c, 3-a
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ The capital of Nagaland is Kohima (1-b)
тЖТ The capital of Mizoram is Aizawl (2-a)
тЖТ The capital of Arunachal Pradesh is Itanagar (3-c)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Eutrophication
тИ╡ Agricultural runoff adds excess nitrates and phosphates to water bodies
тЖТ This nutrient enrichment causes an explosive growth of algae known as an algal bloom
тЖТ This entire process is scientifically termed Eutrophication
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 2 : 3
тИ╡ The National Flag of India is rectangular in shape
тЖТ According to the Flag Code of India, the ratio of its width (height) to its length is fixed
тЖТ This standard ratio is strictly maintained at 2 : 3
тИ┤ Option B is correct
Hydrogen and Helium / рд╣рд╛рдЗрдбреНрд░реЛрдЬрди рдФрд░ рд╣реАрд▓рд┐рдпрдо
Methane and Argon / рдореАрдереЗрди рдФрд░ рдЖрд░реНрдЧрди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sulphur dioxide ($SO_2$) and Nitrogen dioxide ($NO_2$)
тИ╡ Vehicles and factories release harmful pollutant gases into the atmosphere
тЖТ Sulphur dioxide and Nitrogen dioxide react with water vapor in the air
тЖТ They form sulphuric acid and nitric acid, which fall down as Acid Rain
тИ┤ Option B is correct
Match the following superlatives of India with their locations: 1. Largest brackish water lagoon - Chilika Lake 2. Largest freshwater lake - Wular Lake 3. Longest dam - Hirakud Dam
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Chilika Lake is situated in the state of Odisha (1-b)
тЖТ Wular Lake is located in the union territory of Jammu and Kashmir (2-a)
тЖТ Hirakud Dam is built across the Mahanadi River in Odisha (3-c)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Johad and Khadin are traditional systems used in arid Rajasthan (1-b)
тЖТ Kulhs are ancient water diversion channels found in hilly Himachal Pradesh (2-a)
тЖТ Surangam is a traditional tunnel-like water harvesting system in Kerala (3-c)
тИ┤ Option A is correct
Match the harvest festivals with their respective states: 1. Pongal 2. Onam 3. Bihu
рдлрд╕рд▓ рдЙрддреНрд╕рд╡реЛрдВ рдХрд╛ рдЙрдирдХреЗ рд╕рдВрдмрдВрдзрд┐рдд рд░рд╛рдЬреНрдпреЛрдВ рд╕реЗ рдорд┐рд▓рд╛рди рдХрд░реЗрдВ: 4. рдкреЛрдВрдЧрд▓ тАФ a. рдЕрд╕рдо 5. рдУрдгрдо тАФ b. рддрдорд┐рд▓рдирд╛рдбреБ 6. рдмрд┐рд╣реВ тАФ c. рдХреЗрд░рд▓
1-b, 2-c, 3-a / 1-b, 2-c, 3-a
1-a, 2-b, 3-c / 1-a, 2-b, 3-c
1-c, 2-a, 3-b / 1-c, 2-a, 3-b
1-b, 2-a, 3-c / 1-b, 2-a, 3-c
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-c, 3-a
тИ╡ Pongal is a major harvest festival celebrated in Tamil Nadu (1-b)
тЖТ Onam is the grand harvest and cultural festival of Kerala (2-c)
тЖТ Bihu is celebrated with joy in the state of Assam (3-a)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Soil erosion
тИ╡ The top layer of soil contains essential nutrients and humus for plant growth
тЖТ Natural forces like strong winds and fast-flowing water can wash or blow this layer away
тЖТ This destructive process is known as Soil erosion
тИ┤ Option B is correct
тИ╡ India has a predominantly monsoon-type climate
тЖТ Tropical Deciduous Forests, also known as Monsoon Forests, shed their leaves during the dry season
тЖТ They are widely distributed across the country, making them the largest forest type in India
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Kharif crops are sown in the monsoon and include Paddy, Maize, and Cotton (1-b)
тЖТ Rabi crops are grown in winter and include Wheat, Gram, and Mustard (2-a)
тЖТ Zaid crops are grown in summer and include Watermelon and Cucumber (3-c)
тИ┤ Option A is correct
тИ╡ Cotton, Jute, Silk, and Wool are obtained directly from plants or animals, making them Natural fibres (1)
тЖТ Nylon, Polyester, and Acrylic are manufactured from petrochemicals in factories, making them Synthetic fibres (2)
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Milk is preserved by heating and sudden chilling, a process called Pasteurization (1-b)
тЖТ Mango pickle is preserved using high concentrations of Salting and oil (2-a)
тЖТ Jams and Jellies are preserved by Adding sugar, which reduces moisture (3-c)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Gujarat
тИ╡ India has a long coastline shared by nine states
тЖТ Gujarat has highly indented shores and gulfs
тЖТ This unique geography gives Gujarat the longest mainland coastline in the country
тИ┤ Option C is correct
Match the pollutant with the disease/condition it causes: 1. Mercury 2. Cadmium 3. Nitrate
рдкреНрд░рджреВрд╖рдХ рдХрд╛ рдЙрд╕рд╕реЗ рд╣реЛрдиреЗ рд╡рд╛рд▓реЗ рд░реЛрдЧ/рд╕реНрдерд┐рддрд┐ рд╕реЗ рдорд┐рд▓рд╛рди рдХрд░реЗрдВ: 4. рдкрд╛рд░рд╛ тАФ a. рдмреНрд▓реВ рдмреЗрдмреА рд╕рд┐рдВрдбреНрд░реЛрдо 5. рдХреИрдбрдорд┐рдпрдо тАФ b. рдорд┐рдирд╛рдорд╛рддрд╛ рд░реЛрдЧ 6. рдирд╛рдЗрдЯреНрд░реЗрдЯ тАФ c. рдЗрдЯрд╛рдИ-рдЗрдЯрд╛рдИ рд░реЛрдЧ
1-b, 2-c, 3-a / 1-b, 2-c, 3-a
1-a, 2-b, 3-c / 1-a, 2-b, 3-c
1-c, 2-a, 3-b / 1-c, 2-a, 3-b
1-b, 2-a, 3-c / 1-b, 2-a, 3-c
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-c, 3-a
тИ╡ Mercury contamination in water causes the severe neurological Minamata disease (1-b)
тЖТ Cadmium poisoning causes the painful bone-softening Itai-Itai disease (2-c)
тЖТ Excess Nitrate in drinking water restricts oxygen in infants, causing Blue Baby Syndrome (3-a)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-c, 3-a
тИ╡ The scientific name of the Indian Peacock is Pavo cristatus (1-b)
тЖТ The scientific name of the Bengal Tiger is Panthera tigris (2-c)
тЖТ The scientific name of the Mango is Mangifera indica (3-a)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Carbon monoxide binds with haemoglobin and reduces the oxygen-carrying capacity of blood (1-b)
тЖТ Chlorofluorocarbons (CFCs) reach the stratosphere and cause Depletion of the Ozone layer (2-a)
тЖТ Carbon dioxide traps heat in the atmosphere, leading to the Greenhouse effect and Global warming (3-c)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Rajasthan (Largest) and Goa (Smallest)
тИ╡ India comprises 28 states of varying sizes
тЖТ Rajasthan covers the vast Thar desert and is territorially the largest state
тЖТ Goa, situated on the western coast, is the smallest state by area
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Drip irrigation
тИ╡ Traditional irrigation wastes a lot of water through evaporation and runoff
тЖТ Drip irrigation uses pipes with small holes to deliver water drop by drop directly to the plant roots
тЖТ This method maximizes water efficiency in agriculture
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Vallam Kali (Snake Boat Race)
тИ╡ Onam is a grand harvest festival celebrated in Kerala
тЖТ A major highlight of this festival is the traditional Vallam Kali
тЖТ It involves racing long, snake-like wooden boats on the backwaters
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Mulching involves covering bare ground with organic matter to retain moisture (1-b)
тЖТ Terrace farming involves cutting flat steps on steep slopes to prevent soil runoff (2-a)
тЖТ Shelter belts are rows of trees planted to check wind erosion (3-c)
тИ┤ Option A is correct
Match the types of forests with their characteristic tree species: 1. Tropical Evergreen Forests 2. Tropical Deciduous Forests 3. Thorn Forests and Scrubs
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Tropical Evergreen Forests consist of dense, hardwood trees like Mahogany, Ebony, and Rosewood (1-b)
тЖТ Tropical Deciduous Forests feature commercially valuable trees like Teak, Sal, and Sandalwood (2-a)
тЖТ Thorn Forests and Scrubs in arid regions are dominated by Babool, Kikar, and Khejri (3-c)
тИ┤ Option A is correct
Arrange the following agricultural practices in the correct chronological sequence from beginning to end: 1. Sowing 2. Preparation of soil / Ploughing 3. Harvesting 4. Irrigation and Weeding
тИ╡ Farming follows a strict sequential process
тЖТ First, the soil is prepared by ploughing and tilling (2)
тЖТ Then seeds are sown into the prepared soil (1)
тЖТ The growing crops are maintained through irrigation and weeding (4)
тЖТ Finally, the mature crops are harvested (3)
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Cotton fibres are obtained from the fluffy fruit (boll) of the cotton plant (1-b)
тЖТ Jute fibres are extracted from the stem of the jute plant after retting (2-a)
тЖТ Silk is an animal fibre spun from the cocoon of the silkworm (3-c)
тИ┤ Option A is correct
Consider the following statements regarding Pasteurization: 1. Milk is heated to about 70┬░C for 15 to 30 seconds and then suddenly chilled. 2. This method was discovered by Louis Pasteur. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Pasteurization is a process to eliminate harmful bacteria from milk
тЖТ It involves heating milk to 70┬░C for 15 to 30 seconds and suddenly chilling it
тЖТ This highly effective preservation technique was discovered by the scientist Louis Pasteur
тИ┤ Option C is correct
Consider the following statements regarding the Tropic of Cancer in India: 1. It passes through 8 Indian states including Rajasthan, Madhya Pradesh, and Mizoram. 2. It passes through the state of Odisha. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1 only
тИ╡ The Tropic of Cancer passes through exactly 8 states in India, including Rajasthan, MP, and Mizoram
тЖТ However, it passes through Gujarat, Rajasthan, MP, Chhattisgarh, Jharkhand, West Bengal, Tripura, and Mizoram
тЖТ It does not pass through Odisha
тИ┤ Option A is correct
Consider the following statements regarding Biological Oxygen Demand (BOD): 1. Higher BOD indicates a higher level of organic pollution in water. 2. Pure drinking water has a very high BOD. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1 only
тИ╡ Biochemical Oxygen Demand (BOD) measures the amount of oxygen required by bacteria to decompose organic matter
тЖТ A higher BOD clearly indicates high organic pollution in the water
тЖТ Pure drinking water has very little organic matter, hence its BOD is extremely low, not high
тИ┤ Option A is correct
Consider the following statements regarding the State Emblem of India: 1. It is an adaptation of the Lion Capital of Ashoka at Sarnath. 2. The motto 'Satyameva Jayate' inscribed below the abacus is taken from the Mundaka Upanishad. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ The State Emblem of India is officially adapted from the majestic Lion Capital of Ashoka at Sarnath
тЖТ The national motto 'Satyameva Jayate', meaning 'Truth Alone Triumphs', is inscribed below the abacus and is derived from the Mundaka Upanishad
тИ┤ Option C is correct
Consider the following statements about Lichens: 1. Lichens are sensitive indicators of air pollution. 2. They do not grow well in areas polluted with Sulphur dioxide ($SO_2$). Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Lichens are unique symbiotic organisms that are extremely sensitive to air quality
тЖТ They act as natural bio-indicators and completely fail to grow in areas heavily polluted with Sulphur dioxide
тИ┤ Option C is correct
Consider the following statements regarding the highest and longest structures in India: 1. Tehri Dam on the Bhagirathi river in Uttarakhand is the highest dam in India. 2. The Statue of Unity in Gujarat is the tallest statue in the world. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ At 260 meters, the Tehri Dam on the Bhagirathi river is officially the highest dam in India
тЖТ The Statue of Unity in Gujarat, depicting Sardar Vallabhbhai Patel, stands at 182 meters, making it the tallest statue globally
тИ┤ Option C is correct
Consider the following statements regarding 'Bawri' (Stepwell): 1. Bawris are traditional ways of collecting and storing water in arid regions. 2. They have steps going down several storeys so people can reach the water level. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Bawris are traditional stepwells used for water harvesting in dry areas (Statement 1 is correct)
тЖТ They have multiple levels of steps allowing access to the receding water level (Statement 2 is correct)
тИ┤ Both statements are correct
Consider the following statements regarding the traditional Indian seasons (Ritus): 1. According to the traditional Indian calendar, the year is divided into six two-monthly seasons (Ritus). 2. 'Vasanta' (Spring) falls in the Hindu months of Chaitra and Vaisakha. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ The traditional Indian calendar divides the year into six seasons of two months each (Statement 1 is correct)
тЖТ The season of Vasanta (Spring) corresponds to the months of Chaitra and Vaisakha (Statement 2 is correct)
тИ┤ Both statements are correct
Consider the following statements regarding 'Contour Ploughing': 1. It is the practice of ploughing parallel to the contours of a hill slope. 2. It forms a natural barrier for water to flow down the slope, reducing soil erosion. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Contour ploughing involves ploughing along the contour lines of a slope (Statement 1 is correct)
тЖТ This creates water breaks that slow down the runoff and significantly reduce soil erosion (Statement 2 is correct)
тИ┤ Both statements are correct
Consider the following statements regarding Mangrove (Tidal) Forests: 1. They grow in coastal areas and river deltas where fresh water mixes with saline seawater. 2. These trees have special aerial breathing roots called 'Pneumatophores' that come out of the marshy soil to take in oxygen. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Mangroves uniquely thrive in saline coastal zones and estuaries (Statement 1 is correct)
тЖТ To survive in oxygen-poor marshy soils, they develop pneumatophores for aerial respiration (Statement 2 is correct)
тИ┤ Both statements are correct
Consider the following statements regarding agricultural revolutions in India: 1. M.S. Swaminathan is known as the Father of the Green Revolution in India (related to food grain production, especially wheat and rice). 2. Verghese Kurien is known as the Father of the White Revolution / Operation Flood (related to milk production). Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Dr. M.S. Swaminathan spearheaded high-yielding crop varieties in India (Statement 1 is correct)
тЖТ Dr. Verghese Kurien led Operation Flood, transforming dairy production (Statement 2 is correct)
тИ┤ Both statements are correct
Consider the following statements regarding cotton processing: 1. The process of separating cotton fibres from the seeds by combing is called 'Ginning'. 2. The process of making yarn from fibres is called 'Spinning'. Which of the statements given above is/are correct?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Both 1 and 2
тИ╡ Ginning is the specific mechanical process of removing seeds from harvested cotton (Statement 1 is correct)
тЖТ Spinning involves twisting the extracted fibres together to form continuous yarn (Statement 2 is correct)
тИ┤ Both statements are correct
It increases the moisture content / рдпрд╣ рдирдореА рдХреА рдорд╛рддреНрд░рд╛ рдХреЛ рдмрдврд╝рд╛рддрд╛ рд╣реИ
It removes moisture and inhibits microbial growth / рдпрд╣ рдирдореА рдХреЛ рд╣рдЯрд╛рддрд╛ рд╣реИ рдФрд░ рд╕реВрдХреНрд╖реНрдордЬреАрд╡реЛрдВ рдХреА рд╡реГрджреНрдзрд┐ рдХреЛ рд░реЛрдХрддрд╛ рд╣реИ
It adds vitamins to the food / рдпрд╣ рднреЛрдЬрди рдореЗрдВ рд╡рд┐рдЯрд╛рдорд┐рди рдЬреЛрдбрд╝рддрд╛ рд╣реИ
It increases the temperature of food / рдпрд╣ рднреЛрдЬрди рдХреЗ рддрд╛рдкрдорд╛рди рдХреЛ рдмрдврд╝рд╛рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ It removes moisture and inhibits microbial growth
тИ╡ Salt and sugar are highly effective natural preservatives
тЖТ They draw water out of the food via osmosis, significantly reducing available moisture
тЖТ This extremely dry environment inhibits the survival and growth of bacteria and fungi
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Daman
тИ╡ In 2020, the two distinct territories were officially merged into a single Union Territory
тЖТ Following this merger, Daman was designated as the sole administrative capital of the newly combined territory
тИ┤ Option B is correct
Typhoid and Cholera / рдЯрд╛рдЗрдлрд╛рдЗрдб рдФрд░ рд╣реИрдЬрд╛
Dengue / рдбреЗрдВрдЧреВ
Asthma / рджрдорд╛ (рдЕрд╕реНрдердорд╛)
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Typhoid and Cholera
тИ╡ Malaria and Dengue are vector-borne diseases transmitted by mosquitoes, while Asthma is a respiratory condition
тЖТ Typhoid and Cholera are strictly water-borne intestinal diseases caused by the bacteria Salmonella typhi and Vibrio cholerae respectively
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 22 July 1947
тИ╡ Prior to Independence, a formal flag was required to represent the new nation
тЖТ The Constituent Assembly officially adopted the final design of the Tricolour just weeks before independence
тЖТ This historic adoption took place precisely on 22 July 1947
тИ┤ Option B is correct
Due to heavy floods in Yamuna / рдпрдореБрдирд╛ рдореЗрдВ рднрд╛рд░реА рдмрд╛рдврд╝ рдХреЗ рдХрд╛рд░рдг
Due to acid rain reacting with calcium carbonate of the marble / рдЕрдореНрд▓реАрдп рд╡рд░реНрд╖рд╛ рдХреЗ рд╕рдВрдЧрдорд░рдорд░ рдХреЗ рдХреИрд▓реНрд╢рд┐рдпрдо рдХрд╛рд░реНрдмреЛрдиреЗрдЯ рдХреЗ рд╕рд╛рде рдкреНрд░рддрд┐рдХреНрд░рд┐рдпрд╛ рдХрд░рдиреЗ рдХреЗ рдХрд╛рд░рдг
Due to excessive sunlight / рдЕрддреНрдпрдзрд┐рдХ рдзреВрдк рдХреЗ рдХрд╛рд░рдг
Due to CFC gases / рд╕реАрдПрдлрд╕реА рдЧреИрд╕реЛрдВ рдХреЗ рдХрд╛рд░рдг
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Due to acid rain reacting with calcium carbonate of the marble
тИ╡ Industrial pollutants like sulphur dioxide mix with moisture to form acid rain
тЖТ When acid rain falls on the Taj Mahal, it chemically reacts with the calcium carbonate in the white marble
тЖТ This continuous corrosion causes the marble to slowly turn yellow, a phenomenon termed 'Marble Cancer'
тИ┤ Option B is correct
Majuli Island / рдорд╛рдЬреБрд▓реА рджреНрд╡реАрдк
Abdul Kalam Island / рдЕрдмреНрджреБрд▓ рдХрд▓рд╛рдо рджреНрд╡реАрдк
Munroe Island / рдореБрдирд░реЛ рджреНрд╡реАрдк
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Majuli Island
тИ╡ The Brahmaputra river forms numerous distinct islands as it flows through Assam
тЖТ Among these, Majuli Island covers a massive geographical area
тЖТ It holds the distinction of being recognized as the largest river island in the entire world
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 22 March
тИ╡ The United Nations emphasizes the extreme necessity of freshwater conservation
тЖТ To globally spread awareness regarding water scarcity and preservation, a specific day was dedicated
тЖТ This annual event, World Water Day, is celebrated globally on 22 March
тИ┤ Option A is correct
Which festival of Jharkhand, Odisha, and Chhattisgarh is celebrated by tribal communities who worship the 'Sal tree' as a symbol of nature during spring?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sarhul
тИ╡ Tribal communities in eastern/central India maintain a deep spiritual connection with the forest
тЖТ During the vibrant spring season, they celebrate nature's bounty by worshipping the blooming Sal trees
тЖТ This prominent tribal festival is widely known as Sarhul
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Topsoil (A-Horizon)
тИ╡ The soil profile is vertically divided into distinct horizons based on composition
тЖТ The uppermost layer contains highly decomposed organic matter (humus) mixed intimately with soil minerals
тЖТ This layer, known as Topsoil or A-Horizon, is the most fertile and essential for plant roots
тИ┤ Option A is correct
From the Sundari trees (Heritiera fomes) that grow abundantly in its mangrove forests / рдЗрд╕рдХреЗ рдореИрдВрдЧреНрд░реЛрд╡ рд╡рдиреЛрдВ рдореЗрдВ рдкреНрд░рдЪреБрд░ рдорд╛рддреНрд░рд╛ рдореЗрдВ рдЙрдЧрдиреЗ рд╡рд╛рд▓реЗ 'рд╕реБрдВрджрд░реА' рд╡реГрдХреНрд╖реЛрдВ рдХреЗ рдХрд╛рд░рдг
From a local river named Sundari / рд╕реБрдВрджрд░реА рдирд╛рдордХ рдПрдХ рд╕реНрдерд╛рдиреАрдп рдирджреА рдХреЗ рдХрд╛рд░рдг
From the red sand found there / рд╡рд╣рд╛рдБ рдкрд╛рдИ рдЬрд╛рдиреЗ рд╡рд╛рд▓реА рд▓рд╛рд▓ рд░реЗрдд рдХреЗ рдХрд╛рд░рдг
From the pine trees found there / рд╡рд╣рд╛рдБ рдкрд╛рдП рдЬрд╛рдиреЗ рд╡рд╛рд▓реЗ рдЪреАрдбрд╝ рдХреЗ рдкреЗрдбрд╝реЛрдВ рдХреЗ рдХрд╛рд░рдг
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ From the Sundari trees (Heritiera fomes) that grow abundantly in its mangrove forests
тИ╡ The Sundarbans is a vast mangrove ecosystem situated in the Ganga-Brahmaputra delta
тЖТ It is heavily populated by a specific species of mangrove tree called 'Sundari' (Heritiera fomes)
тЖТ The region derives its name directly from the massive abundance of these Sundari trees
тИ┤ Option A is correct
Threshing and Winnowing / рдереНрд░реЗрд╢рд┐рдВрдЧ (рдЧрд╣рд╛рдИ) рдФрд░ рд╡рд┐рдиреЛрдЗрдВрдЧ (рдУрд╕рд╛рдИ/рдлрдЯрдХрдирд╛)
Transplanting / рд░реЛрдкрдг
Mulching / рдорд▓реНрдЪрд┐рдВрдЧ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Threshing and Winnowing
тИ╡ Once a crop is harvested, the edible grain must be separated from the inedible stalk
тЖТ First, the stalks are beaten to loosen the seeds, a process called Threshing
тЖТ Next, wind is used to blow away the lighter chaff from the heavier grains, called Winnowing
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Rayon
тИ╡ Pure silk is extremely expensive to produce
тЖТ Scientists developed a cheaper alternative by chemically treating natural wood pulp (cellulose)
тЖТ This regenerated cellulose fibre shares the shiny texture of silk and is widely known as Rayon or 'Artificial Silk'
тИ┤ Option B is correct
Assertion (A): Dry fruits and vegetables are sold in sealed air-tight packets. Reason (R): Air-tight packets prevent the attack of microbes and moisture.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Dry fruits require strict protection to maintain a long shelf life
тЖТ Sealing them in air-tight packets physically blocks outside moisture and harmful microbes from entering
тЖТ Because the Reason correctly explains the logic behind the Assertion, both are true
тИ┤ Option A is correct
Assertion (A): The Northern Plains of India are among the most densely populated and agriculturally productive regions in the world. Reason (R): These plains are formed by the fertile alluvial soil deposited by the Indus, Ganga, and Brahmaputra river systems.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ The Northern Plains support massive agriculture and huge human populations (Assertion is true)
тЖТ This immense productivity is directly due to the continuous deposition of highly fertile alluvial soil by major Himalayan river systems (Reason is true and explains the Assertion)
тИ┤ Option A is correct
Assertion (A): Algal bloom in a pond leads to the death of aquatic animals like fish. Reason (R): Decomposers acting on dead algae consume a large amount of dissolved oxygen in the water.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Eutrophication causes an explosive growth of algae which eventually die
тЖТ The massive decomposition of this dead algae rapidly depletes the dissolved oxygen in the water, causing fish to suffocate
тЖТ Thus, the Reason provides the exact scientific explanation for the Assertion
тИ┤ Option A is correct
Assertion (A): The Ganges River Dolphin (Susu) is declared as the National Aquatic Animal of India. Reason (R): Its presence in the river indicates the purity and health of the freshwater ecosystem.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ The Ganges River Dolphin is a highly sensitive species that can only survive in unpolluted freshwater
тЖТ Because it serves as a critical indicator of river health, the Indian government honored it with the status of National Aquatic Animal
тИ┤ Both statements are true and the Reason perfectly justifies the Assertion
тИ┤ Option A is correct
Assertion (A): Inhaling Carbon Monoxide ($CO$) in a closed room with a burning coal angithi can be fatal. Reason (R): Carbon monoxide binds with haemoglobin to form carboxyhaemoglobin, preventing oxygen transport in the body.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Burning coal indoors without ventilation produces large amounts of Carbon Monoxide
тЖТ This toxic gas permanently binds to haemoglobin much faster than oxygen, cutting off the body's oxygen supply and causing death
тЖТ The Reason accurately explains the fatal consequences stated in the Assertion
тИ┤ Option A is correct
Assertion (A): Mawsynram in Meghalaya receives the highest average annual rainfall in India and the world. Reason (R): It is located on the windward side of the funnel-shaped Khasi Hills, which trap the moisture-laden Bay of Bengal monsoon winds.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Mawsynram is globally recognized as the wettest place on Earth
тЖТ Its unique geographyтАФsituated in the funnel-shaped Khasi HillsтАФforces moisture-heavy monsoon winds upwards, causing massive continuous precipitation
тИ┤ Both statements are true and correctly linked
тИ┤ Option A is correct
Assertion (A): Covering the urban ground completely with concrete (cement) roads and floors reduces the groundwater level. Reason (R): Concrete surfaces prevent the seepage (infiltration) of rainwater into the ground.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Groundwater is replenished naturally when rain seeps deeply into the soil
тЖТ Concrete is impermeable, causing rainwater to simply run off into drains rather than soaking into the earth
тЖТ This lack of infiltration directly causes urban groundwater levels to drop
тИ┤ Option A is correct
Assertion (A): The Tamil Nadu coast (Coromandel coast) receives most of its rainfall during the winter months of October to December. Reason (R): The retreating (Northeast) monsoon winds pick up moisture while blowing over the Bay of Bengal and strike the Tamil Nadu coast.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Unlike most of India, the Coromandel coast stays relatively dry during the summer Southwest monsoon
тЖТ As the monsoon retreats in winter, the winds reverse, pick up moisture from the Bay of Bengal, and dump heavy rain on the Tamil Nadu coast
тИ┤ Both statements are true and accurately explain the phenomenon
тИ┤ Option A is correct
Assertion (A): Deforestation and overgrazing lead to severe soil erosion and desertification. Reason (R): Plant roots firmly bind the soil particles together and prevent them from being blown or washed away.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Vegetation cover is the strongest natural defense against soil erosion
тЖТ When trees and grasses are continuously removed, the soil loses the binding network of roots
тЖТ This loose soil is easily eroded, eventually turning the land into a desert
тИ┤ Option A is correct
Assertion (A): Trees in Tropical Thorn Forests (like in Rajasthan) have long roots penetrating deep into the soil, thick bark, and leaves modified into spines/thorns. Reason (R): These adaptations help the plants draw underground moisture and minimize water loss through transpiration in arid climates.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Desert plants must survive intense heat and extreme water scarcity
тЖТ They evolve long roots to reach deep water, and turn leaves into spines to drastically reduce surface area and cut down water loss via transpiration
тЖТ The Reason correctly explains the biological necessity of these physical adaptations
тИ┤ Option A is correct
Assertion (A): Paddy (Rice) cannot be grown as a winter crop in dry regions without assured irrigation. Reason (R): Paddy requires high temperature (above 25┬░C), high humidity, and heavy rainfall (above 100 cm) to grow.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Rice is a strictly water-intensive Kharif crop
тЖТ Dry regions in winter lack both the required high temperatures and the massive amount of natural rainfall needed
тЖТ Without artificial irrigation substituting the heavy rainfall, paddy simply cannot survive
тИ┤ Option A is correct
Assertion (A): One should never wear synthetic clothes (like polyester or nylon) while working in the kitchen or a laboratory. Reason (R): Synthetic fibres catch fire easily, melt on heating, and stick to the body of the person wearing them, causing severe burns.
Both A and R are true and R is the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рдФрд░ R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рд╣реИ
Both A and R are true but R is not the correct explanation of A / A рдФрд░ R рджреЛрдиреЛрдВ рд╕рд╣реА рд╣реИрдВ рд▓реЗрдХрд┐рди R, A рдХреА рд╕рд╣реА рд╡реНрдпрд╛рдЦреНрдпрд╛ рдирд╣реАрдВ рд╣реИ
A is true but R is false / A рд╕рд╣реА рд╣реИ рд▓реЗрдХрд┐рди R рдЧрд▓рдд рд╣реИ
A is false but R is true / A рдЧрд▓рдд рд╣реИ рд▓реЗрдХрд┐рди R рд╕рд╣реА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Both A and R are true and R is the correct explanation of A
тИ╡ Kitchens and labs pose a high risk of accidental fires
тЖТ Unlike cotton which burns slowly, synthetic fibers are petroleum-derived; they melt rapidly and fuse with the skin when exposed to flames
тЖТ Thus, the Reason provides the exact safety rationale for the Assertion
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Yeast
тИ╡ Vinegar, Sodium metabisulphite, and Mustard oil are widely used as food preservatives to prevent spoilage
тЖТ Yeast, on the other hand, is a living microorganism (fungus) used in fermentation to make bread and alcohol, not a preservative
тИ┤ Option D is correct
Aravalli Range / рдЕрд░рд╛рд╡рд▓реА рд╢реНрд░реЗрдгреА
Vindhya Range / рд╡рд┐рдВрдзреНрдп рд╢реНрд░реЗрдгреА
Western Ghats (Sahyadri) / рдкрд╢реНрдЪрд┐рдореА рдШрд╛рдЯ
Satpura Range / рд╕рддрдкреБрдбрд╝рд╛ рд╢реНрд░реЗрдгреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Western Ghats (Sahyadri)
тИ╡ The Western Ghats, also known as Sahyadri, run almost continuously parallel to the western coast of India
тЖТ They are globally recognized as a UNESCO World Heritage site and a major biodiversity hotspot due to their rich flora and fauna
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Potable water
тИ╡ Water that is free from harmful disease-causing microbes and toxic chemicals is fit for consumption
тЖТ This safe, clean, and drinkable water is scientifically termed Potable water
тИ┤ Option B is correct
Approximately 60 seconds / рд▓рдЧрднрдЧ 60 рд╕реЗрдХрдВрдб
Approximately 52 seconds / рд▓рдЧрднрдЧ 52 рд╕реЗрдХрдВрдб
Approximately 45 seconds / рд▓рдЧрднрдЧ 45 рд╕реЗрдХрдВрдб
Approximately 20 seconds / рд▓рдЧрднрдЧ 20 рд╕реЗрдХрдВрдб
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Approximately 52 seconds
тИ╡ The National Anthem of India, composed by Rabindranath Tagore, has a specific formal rendition
тЖТ According to official guidelines, the full version of the anthem should take approximately 52 seconds to sing or play
тИ┤ Option B is correct
Smoke and Fog / рдзреБрдЖрдВ рдФрд░ рдХреЛрд╣рд░рд╛
Sand and Fog / рд░реЗрдд рдФрд░ рдХреЛрд╣рд░рд╛
Steam and Mist / рднрд╛рдк рдФрд░ рдзреБрдВрдз
Sulphur and Moisture / рд╕рд▓реНрдлрд░ рдФрд░ рдирдореА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Smoke and Fog
тИ╡ The term 'Smog' is a portmanteau created by blending two distinct words
тЖТ It describes a dangerous form of air pollution where industrial or vehicular Smoke combines heavily with winter Fog
тИ┤ Option A is correct
Kaziranga National Park / рдХрд╛рдЬреАрд░рдВрдЧрд╛ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Jim Corbett National Park / рдЬрд┐рдо рдХреЙрд░реНрдмреЗрдЯ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Gir National Park / рдЧрд┐рд░ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Sundarbans National Park / рд╕реБрдВрджрд░рдмрди рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Jim Corbett National Park
тИ╡ India's first national park was established in 1936 in Uttarakhand to protect the endangered Bengal tiger
тЖТ Originally called Hailey National Park, it was later renamed Jim Corbett National Park in honor of the famous naturalist and author
тИ┤ Option B is correct
Who is popularly known as the 'Waterman of India' for his efforts in reviving traditional water bodies (Johads) in Rajasthan through Tarun Bharat Sangh?
M.S. Swaminathan / рдПрдо.рдПрд╕. рд╕реНрд╡рд╛рдореАрдирд╛рдерди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Rajendra Singh
тИ╡ The revival of dried rivers and traditional water harvesting structures (Johads) in arid Rajasthan was a massive community effort
тЖТ This extraordinary ecological restoration was spearheaded by environmentalist Rajendra Singh, earning him the title 'Waterman of India'
тИ┤ Option B is correct
Cold winds blowing from the Himalayas in winter / рд╕рд░реНрджрд┐рдпреЛрдВ рдореЗрдВ рд╣рд┐рдорд╛рд▓рдп рд╕реЗ рдЪрд▓рдиреЗ рд╡рд╛рд▓реА рдардВрдбреА рд╣рд╡рд╛рдПрдВ
Strong, gusty, hot, and dry winds blowing during the day over North and Northwest India in summer / рдЧрд░реНрдорд┐рдпреЛрдВ рдореЗрдВ рдЙрддреНрддрд░ рдФрд░ рдЙрддреНрддрд░-рдкрд╢реНрдЪрд┐рдо рднрд╛рд░рдд рдореЗрдВ рджрд┐рди рдХреЗ рд╕рдордп рдЪрд▓рдиреЗ рд╡рд╛рд▓реА рддреЗрдЬ, рдЧрд░реНрдо рдФрд░ рд╢реБрд╖реНрдХ рд╣рд╡рд╛рдПрдВ
Pre-monsoon showers in Kerala / рдХреЗрд░рд▓ рдореЗрдВ рдорд╛рдирд╕реВрди рдкреВрд░реНрд╡ рдХреА рдмреМрдЫрд╛рд░реЗрдВ
Cyclonic storms in the Arabian Sea / рдЕрд░рдм рд╕рд╛рдЧрд░ рдореЗрдВ рдЪрдХреНрд░рд╡рд╛рддреА рддреВрдлрд╛рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Strong, gusty, hot, and dry winds blowing during the day over North and Northwest India in summer
тИ╡ During the peak summer months of May and June, a distinct meteorological phenomenon occurs in northern India
тЖТ Extremely hot, dry, and strong dust-laden winds blow fiercely during the daytime
тЖТ These dangerous summer winds are locally termed as 'Loo'
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Crop rotation
тИ╡ Growing the same crop repeatedly depletes specific nutrients from the soil
тЖТ To naturally replenish the soil, farmers grow alternate crops (like legumes which fix nitrogen) in successive seasons
тЖТ This sustainable agricultural practice is called Crop rotation
тИ┤ Option B is correct
Thar Desert and Punjab / рдерд╛рд░ рдорд░реБрд╕реНрдерд▓ рдФрд░ рдкрдВрдЬрд╛рдм
Western Ghats, Andaman & Nicobar Islands, and Northeast India / рдкрд╢реНрдЪрд┐рдореА рдШрд╛рдЯ, рдЕрдВрдбрдорд╛рди рдФрд░ рдирд┐рдХреЛрдмрд╛рд░ рджреНрд╡реАрдк рд╕рдореВрд╣, рдФрд░ рдкреВрд░реНрд╡реЛрддреНрддрд░ рднрд╛рд░рдд
Bundelkhand and Malwa Plateau / рдмреБрдВрджреЗрд▓рдЦрдВрдб рдФрд░ рдорд╛рд▓рд╡рд╛ рдХрд╛ рдкрдард╛рд░
Ladakh and Spiti Valley / рд▓рджреНрджрд╛рдЦ рдФрд░ рд╕реНрдкреАрддрд┐ рдШрд╛рдЯреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Western Ghats, Andaman & Nicobar Islands, and Northeast India
тИ╡ Tropical Evergreen Forests require abundant moisture and warm temperatures throughout the year
тЖТ They are strictly restricted to areas receiving over 200 cm of heavy rainfall
тЖТ Such conditions exist primarily in the western slopes of the Western Ghats, the Andaman & Nicobar Islands, and the hilly areas of Northeast India
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Black Soil
тИ╡ The Deccan Plateau is covered by a specific type of soil formed from volcanic basalt rocks
тЖТ This soil has an extremely high moisture-retention capacity, making it exceptionally ideal for cultivating cotton
тЖТ Due to these properties, Black Soil is popularly known as 'Regur Soil' or 'Black Cotton Soil'
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Acrylic
тИ╡ Natural wool obtained from sheep is expensive and requires extensive maintenance
тЖТ As a cheaper, durable, and highly warm alternative, scientists created a synthetic polymer fibre
тЖТ This fibre, which closely mimics the properties and feel of natural wool, is Acrylic
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Clostridium botulinum
тИ╡ Improperly sealed canned foods can create an oxygen-free (anaerobic) environment
тЖТ A highly toxic bacterium thrives in such conditions and produces a deadly neurotoxin
тЖТ This bacterium, responsible for the severe illness botulism, is Clostridium botulinum
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Uttar Pradesh
тИ╡ Uttar Pradesh has a highly strategic central location in northern India
тЖТ It shares its land borders with exactly 8 states (Uttarakhand, Himachal Pradesh, Haryana, Rajasthan, MP, Chhattisgarh, Jharkhand, Bihar) and 1 Union Territory (Delhi)
тЖТ No other Indian state touches as many borders
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Fluorosis
тИ╡ While a tiny amount of fluoride prevents tooth decay, an excess is highly toxic
тЖТ Prolonged consumption of high-fluoride groundwater leads to severe staining (mottling) of teeth and crippling bone deformities
тЖТ This painful medical condition is known as Fluorosis
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Anandamath
тИ╡ 'Vande Mataram' served as a massive source of inspiration during India's freedom struggle
тЖТ It was originally composed as a poem by Bankimchandra Chatterji
тЖТ He later included this iconic song in his famous 1882 Bengali novel, Anandamath
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Nitrogen ($N_2$)
тИ╡ Greenhouse gases absorb and emit infrared radiation, trapping heat in the atmosphere
тЖТ Carbon dioxide, Methane, and Nitrous oxide are all potent greenhouse gases
тЖТ Nitrogen ($N_2$) makes up 78% of the atmosphere but does not trap heat, hence it is NOT a greenhouse gas
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Bachendri Pal
тИ╡ Conquering Mount Everest, the highest peak in the world, is an extraordinary feat
тЖТ In 1984, a courageous Indian mountaineer reached the summit, creating history
тЖТ Bachendri Pal holds the honor of being the very first Indian woman to achieve this milestone
тИ┤ Option B is correct
An underground tank constructed in the courtyard to store rooftop rainwater / рдЫрдд рдХреЗ рд╡рд░реНрд╖рд╛ рдЬрд▓ рдХреЛ рд╕рдВрдЧреНрд░рд╣реАрдд рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рдЖрдВрдЧрди рдореЗрдВ рдмрдирд╛рдпрд╛ рдЧрдпрд╛ рдПрдХ рднреВрдорд┐рдЧрдд рдЯреИрдВрдХ
A type of desert plant / рд░реЗрдЧрд┐рд╕реНрддрд╛рдиреА рдкреМрдзреЗ рдХрд╛ рдПрдХ рдкреНрд░рдХрд╛рд░
A canal connecting two rivers / рджреЛ рдирджрд┐рдпреЛрдВ рдХреЛ рдЬреЛрдбрд╝рдиреЗ рд╡рд╛рд▓реА рдирд╣рд░
A tool for digging soil / рдорд┐рдЯреНрдЯреА рдЦреЛрджрдиреЗ рдХрд╛ рдПрдХ рдФрдЬрд╛рд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ An underground tank constructed in the courtyard to store rooftop rainwater
тИ╡ Rajasthan faces severe water scarcity, necessitating traditional rainwater harvesting
тЖТ People construct large, concrete-lined underground tanks inside their courtyards
тЖТ Rainwater from sloping roofs is directed into these tanks via pipes for long-term storage; this structure is called a 'Tanka'
тИ┤ Option A is correct
In Punjab, the festival of Baisakhi (13 or 14 April) marks the harvest of Rabi crops and also commemorates the formation of the 'Khalsa Panth' by which Sikh Guru in 1699?
Guru Nanak Dev / рдЧреБрд░реБ рдирд╛рдирдХ рджреЗрд╡
Guru Gobind Singh / рдЧреБрд░реБ рдЧреЛрдмрд┐рдВрдж рд╕рд┐рдВрд╣
Guru Arjan Dev / рдЧреБрд░реБ рдЕрд░реНрдЬрди рджреЗрд╡
Guru Tegh Bahadur / рдЧреБрд░реБ рддреЗрдЧ рдмрд╣рд╛рджреБрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Guru Gobind Singh
тИ╡ Baisakhi has immense cultural and religious significance in Punjab
тЖТ While it is a harvest festival, it is most revered because in 1699, the tenth Sikh Guru established the order of the Khalsa
тЖТ This historic foundation was laid by Guru Gobind Singh
тИ┤ Option B is correct
They absorb all water from the soil / рд╡реЗ рдорд┐рдЯреНрдЯреА рд╕реЗ рд╕рд╛рд░рд╛ рдкрд╛рдиреА рд╕реЛрдЦ рд▓реЗрддреЗ рд╣реИрдВ
Rhizobium bacteria in their root nodules fix atmospheric nitrogen into the soil / рдЙрдирдХреА рдЬрдбрд╝реЛрдВ рдХреА рдЧрд╛рдВрдареЛрдВ рдореЗрдВ рдореМрдЬреВрдж рд░рд╛рдЗрдЬреЛрдмрд┐рдпрдо рдмреИрдХреНрдЯреАрд░рд┐рдпрд╛ рд╡рд╛рдпреБрдордВрдбрд▓реАрдп рдирд╛рдЗрдЯреНрд░реЛрдЬрди рдХреЛ рдорд┐рдЯреНрдЯреА рдореЗрдВ рд╕реНрдерд┐рд░ рдХрд░рддреЗ рд╣реИрдВ
They make the soil acidic / рд╡реЗ рдорд┐рдЯреНрдЯреА рдХреЛ рдЕрдореНрд▓реАрдп рдмрдирд╛рддреЗ рд╣реИрдВ
They kill earthworms / рд╡реЗ рдХреЗрдВрдЪреБрдУрдВ рдХреЛ рдорд╛рд░рддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Rhizobium bacteria in their root nodules fix atmospheric nitrogen into the soil
тИ╡ Soil loses vital nitrogen after continuous farming
тЖТ Leguminous plants have a symbiotic relationship with Rhizobium bacteria residing in their root nodules
тЖТ These bacteria absorb free nitrogen gas from the air and convert it into soluble nitrates, thereby naturally restoring soil fertility
тИ┤ Option B is correct
According to the India State of Forest Report (ISFR), which state has the largest forest area (by total square kilometres), and which state has the highest percentage of its geographical area under forest cover?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Madhya Pradesh (Largest area) and Mizoram (Highest percentage)
тИ╡ Forest cover is measured both in absolute area and as a percentage of the state's total land
тЖТ Madhya Pradesh boasts the largest total forest cover in terms of sheer square kilometres
тЖТ Mizoram, being a smaller hilly state, has over 84% of its land covered by forests, giving it the highest percentage
тИ┤ Option A is correct
Match the specialized branches of culture/farming with their products: 1. Apiculture 2. Sericulture 3. Pisciculture
рдкрд╛рд▓рди/рдХреГрд╖рд┐ рдХреА рд╡рд┐рд╢рд┐рд╖реНрдЯ рд╢рд╛рдЦрд╛рдУрдВ рдХрд╛ рдЙрдирдХреЗ рдЙрддреНрдкрд╛рджреЛрдВ рд╕реЗ рдорд┐рд▓рд╛рди рдХрд░реЗрдВ: 4. рдПрдкреАрдХрд▓реНрдЪрд░ тАФ a. рд░реЗрд╢рдо рдХреЗ рдХреАрдбрд╝реЗ 5. рд╕реЗрд░реАрдХрд▓реНрдЪрд░ тАФ b. рдордзреБрдордХреНрдЦреА рдкрд╛рд▓рди 6. рдкрд┐рд╕реАрдХрд▓реНрдЪрд░ тАФ c. рдорддреНрд╕реНрдп рдкрд╛рд▓рди
1-b, 2-a, 3-c / 1-b, 2-a, 3-c
1-a, 2-b, 3-c / 1-a, 2-b, 3-c
1-c, 2-a, 3-b / 1-c, 2-a, 3-b
1-b, 2-c, 3-a / 1-b, 2-c, 3-a
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Apiculture is the scientific rearing of Honey bees for honey and wax (1-b)
тЖТ Sericulture involves rearing Silk worms to produce raw silk (2-a)
тЖТ Pisciculture is the controlled breeding and rearing of Fish in tanks or enclosures (3-c)
тИ┤ Option A is correct
Light colours reflect most of the heat, and cotton absorbs sweat and exposes it to the atmosphere for easy evaporation, keeping the body cool / рд╣рд▓реНрдХреЗ рд░рдВрдЧ рдЕрдзрд┐рдХрд╛рдВрд╢ рдЧрд░реНрдореА рдХреЛ рдкрд░рд╛рд╡рд░реНрддрд┐рдд рдХрд░ рджреЗрддреЗ рд╣реИрдВ, рдФрд░ рд╕реВрддреА рдХрдкрдбрд╝рд╛ рдкрд╕реАрдиреЗ рдХреЛ рд╕реЛрдЦрдХрд░ рдЖрд╕рд╛рди рд╡рд╛рд╖реНрдкреАрдХрд░рдг рдХреЗ рд▓рд┐рдП рд╡рд╛рддрд╛рд╡рд░рдг рдореЗрдВ рдЦреБрд▓рд╛ рдЫреЛрдбрд╝ рджреЗрддрд╛ рд╣реИ, рдЬрд┐рд╕рд╕реЗ рд╢рд░реАрд░ рдардВрдбрд╛ рд░рд╣рддрд╛ рд╣реИ
Cotton clothes are waterproof / рд╕реВрддреА рдХрдкрдбрд╝реЗ рд╡рд╛рдЯрд░рдкреНрд░реВрдл рд╣реЛрддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Light colours reflect most of the heat, and cotton absorbs sweat and exposes it to the atmosphere for easy evaporation, keeping the body cool
тИ╡ Summer demands clothing that provides cooling and comfort
тЖТ Light colors reflect sunlight rather than absorbing it, minimizing heat gain
тЖТ Cotton is a highly porous natural fibre that readily absorbs body sweat and allows air circulation, enabling the sweat to evaporate rapidly and cool the skin
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Dehydration
тИ╡ Microorganisms need moisture to survive and multiply on food
тЖТ To preserve food like grains, fruits, and fish, all moisture is systematically removed
тЖТ This specific physical process of completely drying out the food is called Dehydration
тИ┤ Option B is correct
South Andaman and Little Andaman / рджрдХреНрд╖рд┐рдгреА рдЕрдВрдбрдорд╛рди рдФрд░ рд▓рд┐рдЯрд┐рд▓ рдЕрдВрдбрдорд╛рди
Daman and Diu / рджрдорди рдФрд░ рджреАрд╡
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Andaman Islands and Nicobar Islands
тИ╡ The Bay of Bengal contains a vast chain of Indian islands
тЖТ A deep water channel lying on the 10-degree North latitude horizontally divides this archipelago
тЖТ It distinctly separates the Andaman Islands in the north from the Nicobar Islands in the south
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Human excreta
тИ╡ Coliform bacteria naturally reside in the intestines of humans and warm-blooded animals
тЖТ They are excreted in large numbers through feces
тЖТ Finding high levels of coliform in a river proves that untreated Human excreta (sewage) is directly entering the water body
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Bull, Horse, Elephant, and Lion
тИ╡ The National Emblem is derived from Ashoka's Lion Capital
тЖТ Below the four majestic lions, the circular base (abacus) features intricate carvings
тЖТ These carvings display four specific animals running in a sequence: a galloping Horse, a Bull, an Elephant, and a Lion, separated by Dharma Chakras
тИ┤ Option B is correct
It absorbs harmful ultraviolet (UV) radiations from the sun / рдпрд╣ рд╕реВрд░реНрдп рд╕реЗ рдЖрдиреЗ рд╡рд╛рд▓реА рд╣рд╛рдирд┐рдХрд╛рд░рдХ рдкрд░рд╛рдмреИрдВрдЧрдиреА (UV) рд╡рд┐рдХрд┐рд░рдгреЛрдВ рдХреЛ рдЕрд╡рд╢реЛрд╖рд┐рдд рдХрд░рддреА рд╣реИ
It produces oxygen for breathing / рдпрд╣ рд╕рд╛рдВрд╕ рд▓реЗрдиреЗ рдХреЗ рд▓рд┐рдП рдСрдХреНрд╕реАрдЬрди рдХрд╛ рдЙрддреНрдкрд╛рджрди рдХрд░рддреА рд╣реИ
It increases global warming / рдпрд╣ рдЧреНрд▓реЛрдмрд▓ рд╡рд╛рд░реНрдорд┐рдВрдЧ рдХреЛ рдмрдврд╝рд╛рддреА рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ It absorbs harmful ultraviolet (UV) radiations from the sun
тИ╡ The sun emits highly dangerous Ultraviolet (UV) radiation capable of causing skin cancer and blindness
тЖТ High up in the stratosphere, a concentrated band of ozone gas acts like a protective shield for Earth
тЖТ This Ozone layer effectively absorbs and blocks most of these lethal UV rays from reaching the surface
тИ┤ Option B is correct
Namdapha National Park / рдирд╛рдорджрдлрд╛ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Keibul Lamjao National Park / рдХреЗрдЗрдмреБрд▓ рд▓рд╛рдордЬрд╛рдУ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Manas National Park / рдорд╛рдирд╕ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Nokrek National Park / рдиреЛрдХрд░реЗрдХ рд░рд╛рд╖реНрдЯреНрд░реАрдп рдЙрджреНрдпрд╛рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Keibul Lamjao National Park
тИ╡ Loktak Lake in Manipur is famous for its unique circular floating biomasses called 'Phumdis'
тЖТ An entire national park is established upon these floating islands to protect the endangered Sangai deer
тЖТ This ecological marvel is officially named Keibul Lamjao National Park, the only floating park globally
тИ┤ Option B is correct
Sprinkler system / рдЫрд┐рдбрд╝рдХрд╛рд╡ рддрдВрддреНрд░ (рд╕реНрдкреНрд░рд┐рдВрдХрд▓рд░ рд╕рд┐рд╕реНрдЯрдо)
Dhekli system / рдвреЗрдХрд▓реА рддрдВрддреНрд░
Rahat system / рд░рд╣рдЯ рддрдВрддреНрд░
Moat system / рдореЛрдЯ (рдЧрд┐рд░рдиреА) рддрдВрддреНрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Sprinkler system
тИ╡ Uneven land makes traditional channel irrigation difficult and inefficient
тЖТ The sprinkler system uses pipes with rotating nozzles to spray water directly over the crops like natural rain
тЖТ This minimizes water wastage and ensures even distribution on uneven terrain
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-c, 3-a
тИ╡ The Hornbill Festival is a grand celebration of tribes in Nagaland (1-b)
тЖТ Wangala, also known as the 100 Drums Festival, is celebrated by the Garos in Meghalaya (2-c)
тЖТ Chapchar Kut is a prominent spring festival celebrated in Mizoram (3-a)
тИ┤ Option A is correct
Building check dams / рдЪреЗрдХ рдбреИрдо рдмрдирд╛рдирд╛
Uncontrolled grazing by cattle and cutting down trees / рдорд╡реЗрд╢рд┐рдпреЛрдВ рджреНрд╡рд╛рд░рд╛ рдЕрдирд┐рдпрдВрддреНрд░рд┐рдд рдЪрд░рд╛рдИ рдФрд░ рдкреЗрдбрд╝реЛрдВ рдХреА рдХрдЯрд╛рдИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Uncontrolled grazing by cattle and cutting down trees
тИ╡ Afforestation, building dams, and strip cropping are all methods of soil conservation
тЖТ Uncontrolled grazing removes the grass cover, and cutting down trees removes the roots that bind the soil
тЖТ This leaves the topsoil loose and highly vulnerable to erosion by wind and water
тИ┤ Option C is correct
тИ╡ Coniferous trees have needle-shaped leaves to prevent snow from accumulating on their branches
тЖТ They thrive in cold, high-altitude regions
тЖТ In India, these trees are the defining characteristic of the Himalayan Montane (Mountain) Forests
тИ┤ Option B is correct
Terrace farming on stone steps / рдкрддреНрдерд░ рдХреА рд╕реАрдврд╝рд┐рдпреЛрдВ рдкрд░ рд╕реАрдврд╝реАрджрд╛рд░ рдЦреЗрддреА
Slash and burn (Shifting) cultivation where forest land is cleared, burned, cultivated for a few years, and then left fallow / рдХрд░реНрддрди рдФрд░ рджрд╣рди (рд╕реНрдерд╛рдирд╛рдВрддрд░реА) рдХреГрд╖рд┐ рдЬрд╣рд╛рдБ рд╡рди рднреВрдорд┐ рдХреЛ рд╕рд╛рдл рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ, рдЬрд▓рд╛рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ, рдХреБрдЫ рд╡рд░реНрд╖реЛрдВ рддрдХ рдЦреЗрддреА рдХреА рдЬрд╛рддреА рд╣реИ, рдФрд░ рдлрд┐рд░ рдкрд░рддреА рдЫреЛрдбрд╝ рджрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ
Hydroponic farming without soil / рдмрд┐рдирд╛ рдорд┐рдЯреНрдЯреА рдХреЗ рд╣рд╛рдЗрдбреНрд░реЛрдкреЛрдирд┐рдХ рдЦреЗрддреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Slash and burn (Shifting) cultivation where forest land is cleared, burned, cultivated for a few years, and then left fallow
тИ╡ Jhum cultivation is a traditional farming method used by tribal communities
тЖТ It involves clearing a patch of forest, burning the vegetation to add ash (nutrients) to the soil, and farming it until fertility drops
тЖТ Once infertile, the land is abandoned (left fallow) to recover naturally; this is known as Slash and burn or Shifting cultivation
тИ┤ Option B is correct
тИ╡ Processing wool is a multi-step industrial procedure
тЖТ The fleece is first cut from the sheep (Shearing)
тЖТ It is washed to remove dirt and grease (Scouring), then separated by quality (Sorting)
тЖТ Finally, it is coloured (Dyeing) and twisted into yarn (Spinning)
тИ┤ Option A is correct
They help bacteria to multiply faster / рд╡реЗ рдмреИрдХреНрдЯреАрд░рд┐рдпрд╛ рдХреЛ рддреЗрдЬреА рд╕реЗ рдмрдврд╝рдиреЗ рдореЗрдВ рдорджрдж рдХрд░рддреЗ рд╣реИрдВ
Bacteria cannot survive in such an environment / рдРрд╕реЗ рд╡рд╛рддрд╛рд╡рд░рдг рдореЗрдВ рдмреИрдХреНрдЯреАрд░рд┐рдпрд╛ рдЬреАрд╡рд┐рдд рдирд╣реАрдВ рд░рд╣ рд╕рдХрддреЗ
They absorb oxygen from the air / рд╡реЗ рд╣рд╡рд╛ рд╕реЗ рдСрдХреНрд╕реАрдЬрди рд╕реЛрдЦ рд▓реЗрддреЗ рд╣реИрдВ
They convert sugar into alcohol / рд╡реЗ рдЪреАрдиреА рдХреЛ рдЕрд▓реНрдХреЛрд╣рд▓ рдореЗрдВ рдмрджрд▓ рджреЗрддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Bacteria cannot survive in such an environment
тИ╡ Food spoilage is primarily caused by bacterial growth
тЖТ Vinegar creates a highly acidic environment, while oil acts as a barrier to moisture and air
тЖТ Harmful bacteria and fungi cannot survive in such harsh conditions, thus preserving the pickle for a long time
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Aravalli Range
тИ╡ The Himalayas are categorized as young fold mountains
тЖТ The Aravalli Range, stretching across Gujarat, Rajasthan, Haryana, and Delhi, was formed millions of years ago
тЖТ Millions of years of weathering have reduced their height, making them the oldest surviving fold mountain range in India
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Chlorine tablets or Bleaching powder
тИ╡ Water purification requires a strong disinfectant to eliminate pathogens
тЖТ Chlorine is a highly effective chemical that destroys the cell walls of waterborne bacteria and viruses
тЖТ It is widely added to municipal water supplies and swimming pools in the form of tablets or bleaching powder
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Saka Era
тИ╡ The Government of India adopted a unified national calendar in 1957 for official purposes
тЖТ This calendar is based on the historical Saka Era, which began in 78 AD
тЖТ It features Chaitra as its first month and corresponds closely with the Gregorian calendar
тИ┤ Option B is correct
Compressed Natural Gas (CNG) / рд╕рдВрдкреАрдбрд╝рд┐рдд рдкреНрд░рд╛рдХреГрддрд┐рдХ рдЧреИрд╕ (CNG)
Kerosene / рдорд┐рдЯреНрдЯреА рдХрд╛ рддреЗрд▓
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Compressed Natural Gas (CNG)
тИ╡ Traditional fuels like diesel and petrol release large amounts of smoke and unburnt carbon particles
тЖТ Compressed Natural Gas (CNG) burns much more efficiently and produces significantly fewer pollutants
тЖТ Hence, it is highly recommended as a cleaner alternative for public buses and auto-rickshaws
тИ┤ Option C is correct
Match the 'Firsts in India' with the respective personalities: 1. First Indian in Space 2. First Indian Scientist to win Nobel Prize 3. First Woman President of India
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Rakesh Sharma made history as the first Indian to travel to space (1-b)
тЖТ C.V. Raman was the first Indian scientist to win a Nobel Prize for his work in Physics (2-a)
тЖТ Pratibha Patil served as the first female President of India (3-c)
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Infiltration (Percolation)
тИ╡ When it rains, surface water must travel downward through the soil layers
тЖТ This downward movement allows water to filter through rocks and ultimately refill the underground aquifers
тЖТ This vital hydrological process is termed Infiltration or Percolation
тИ┤ Option C is correct
Punjab and Haryana / рдкрдВрдЬрд╛рдм рдФрд░ рд╣рд░рд┐рдпрд╛рдгрд╛
Kerala and Karnataka / рдХреЗрд░рд▓ рдФрд░ рдХрд░реНрдирд╛рдЯрдХ
Rajasthan and Gujarat / рд░рд╛рдЬрд╕реНрдерд╛рди рдФрд░ рдЧреБрдЬрд░рд╛рдд
Himachal Pradesh and Uttarakhand / рд╣рд┐рдорд╛рдЪрд▓ рдкреНрд░рджреЗрд╢ рдФрд░ рдЙрддреНрддрд░рд╛рдЦрдВрдб
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Kerala and Karnataka
тИ╡ Towards the end of the summer season, pre-monsoon showers occur in southern India
тЖТ These specific rainfalls are highly beneficial for the ripening of mango crops
тЖТ Because of this, they are famously known as 'Mango Showers' in Kerala and Karnataka
тИ┤ Option B is correct
Attract insects to the field / рдЦреЗрдд рдореЗрдВ рдХреАрдбрд╝реЛрдВ рдХреЛ рдЖрдХрд░реНрд╖рд┐рдд рдХрд░рдирд╛
Stop sunlight from reaching the soil / рд╕реВрд░реНрдп рдХреЗ рдкреНрд░рдХрд╛рд╢ рдХреЛ рдорд┐рдЯреНрдЯреА рддрдХ рдкрд╣реБрдВрдЪрдиреЗ рд╕реЗ рд░реЛрдХрдирд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Break up the force of the wind
тИ╡ Large, open agricultural fields are highly susceptible to severe wind erosion
тЖТ By planting alternating strips of grass between crop rows, farmers create physical barriers
тЖТ These grass strips effectively break up the force of the wind, preventing it from blowing away the fertile topsoil
тИ┤ Option A is correct
Who led the famous 'Chipko Movement' in the 1970s in the Garhwal Himalayas (Uttarakhand), where villagers hugged trees to prevent them from being cut down?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Sunderlal Bahuguna, Chandi Prasad Bhatt, and Gaura Devi
тИ╡ The Chipko Movement was a landmark non-violent ecological protest in India
тЖТ Villagers literally hugged trees to stop loggers from cutting them down
тЖТ This grassroots movement was powerfully led by prominent environmentalists Sunderlal Bahuguna, Chandi Prasad Bhatt, and Gaura Devi
тИ┤ Option A is correct
Undesirable plants that grow naturally along with the main crop and compete for water, nutrients, and sunlight are called 'Weeds'. Which chemical is commonly sprayed to control them?
Super Phosphate / рд╕реБрдкрд░ рдлреЙрд╕реНрдлреЗрдЯ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 2,4-D (Weedicide)
тИ╡ Weeds harm crop yield by stealing vital resources from the main plants
тЖТ While Urea, NPK, and Super Phosphate are fertilizers used to add nutrients, weeds must be killed directly
тЖТ 2,4-D is a highly effective chemical weedicide specifically formulated to target and destroy broadleaf weeds without harming the crop
тИ┤ Option B is correct
World-famous 'Pashmina' shawls of Kashmir are woven from the soft underfur of which animal, whereas 'Angora' wool is obtained from which animal in hilly regions?
Pashmina from Kashmiri Goat (Changthangi) and Angora from Angora Goat/Rabbit / рдХрд╢реНрдореАрд░реА рдмрдХрд░реА (рдЪрд╛рдВрдЧрдерд╛рдВрдЧреА) рд╕реЗ рдкрд╢реНрдореАрдирд╛ рдФрд░ рдЕрдВрдЧреЛрд░рд╛ рдмрдХрд░реА/рдЦрд░рдЧреЛрд╢ рд╕реЗ рдЕрдВрдЧреЛрд░рд╛
Pashmina from Yak and Angora from Camel / рдпрд╛рдХ рд╕реЗ рдкрд╢реНрдореАрдирд╛ рдФрд░ рдКрдВрдЯ рд╕реЗ рдЕрдВрдЧреЛрд░рд╛
Pashmina from Sheep and Angora from Llama / рднреЗрдбрд╝ рд╕реЗ рдкрд╢реНрдореАрдирд╛ рдФрд░ рд▓рд╛рдорд╛ рд╕реЗ рдЕрдВрдЧреЛрд░рд╛
Pashmina from Silkworm and Angora from Sheep / рд░реЗрд╢рдордХреАрдЯ рд╕реЗ рдкрд╢реНрдореАрдирд╛ рдФрд░ рднреЗрдбрд╝ рд╕реЗ рдЕрдВрдЧреЛрд░рд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Pashmina from Kashmiri Goat (Changthangi) and Angora from Angora Goat/Rabbit
тИ╡ The luxury textile Pashmina requires incredibly fine and warm wool
тЖТ This specific underfur is combed exclusively from the high-altitude Changthangi goat of Kashmir
тЖТ Similarly, Angora wool is famously derived from the fluffy Angora rabbit or Angora goat found in hilly areas
тИ┤ Option A is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Nitrogen
тИ╡ Fried snacks like potato chips contain fats and oils that spoil (become rancid) when exposed to oxygen
тЖТ To prevent this chemical oxidation, the oxygen inside the bag must be displaced
тЖТ Manufacturers flush the bags with Nitrogen, which is an inert, non-reactive gas, keeping the chips crisp and fresh
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ The Rann of Kutch is a massive salt marsh located in Gujarat (1-b)
тЖТ Backwaters, locally known as Kayals, are a distinct network of lagoons in Kerala (2-a)
тЖТ The high-altitude region of Ladakh is classified geographically as a Cold Desert (3-c)
тИ┤ Option A is correct
Purification of water by aquatic plants / рдЬрд▓реАрдп рдкреМрдзреЛрдВ рджреНрд╡рд╛рд░рд╛ рдЬрд▓ рдХрд╛ рд╢реБрджреНрдзрд┐рдХрд░рдг
Increase in concentration of non-biodegradable toxic substances (like DDT) at successive trophic levels in a food chain / рдЦрд╛рджреНрдп рд╢реНрд░реГрдВрдЦрд▓рд╛ рдореЗрдВ рдХреНрд░рдорд┐рдХ рдкреЛрд╖реА рд╕реНрддрд░реЛрдВ рдкрд░ рдЧреИрд░-рдмрд╛рдпреЛрдбрд┐рдЧреНрд░реЗрдбреЗрдмрд▓ рд╡рд┐рд╖рд╛рдХреНрдд рдкрджрд╛рд░реНрдереЛрдВ (рдЬреИрд╕реЗ рдбреАрдбреАрдЯреА) рдХреА рд╕рд╛рдВрджреНрд░рддрд╛ рдореЗрдВ рд╡реГрджреНрдзрд┐
Growth of large fish in oceans / рдорд╣рд╛рд╕рд╛рдЧрд░реЛрдВ рдореЗрдВ рдмрдбрд╝реА рдордЫрд▓рд┐рдпреЛрдВ рдХреА рд╡реГрджреНрдзрд┐
Filtration of water through sand beds / рд░реЗрдд рдХреА рдкрд░рддреЛрдВ рдХреЗ рдорд╛рдзреНрдпрдо рд╕реЗ рдкрд╛рдиреА рдХрд╛ рдЫрдирдирд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Increase in concentration of non-biodegradable toxic substances (like DDT) at successive trophic levels in a food chain
тИ╡ Certain toxic chemicals cannot be broken down by animal bodies
тЖТ When a smaller animal is eaten by a larger predator, these accumulated toxins pass on and become more concentrated
тЖТ This dangerous compounding effect at each successive level of the food chain is called Biomagnification
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Udaya Kumar
тИ╡ India needed a unique symbol for its currency on the global stage
тЖТ An open competition was held, and a design blending the Devanagari 'Ra' and Roman 'R' was chosen
тЖТ This brilliant design was created by academician D. Udaya Kumar
тИ┤ Option B is correct
Standard Pollution Measure / рд╕реНрдЯреИрдВрдбрд░реНрдб рдкреЙрд▓реНрдпреВрд╢рди рдореЗрдЬрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Suspended Particulate Matter
тИ╡ Air pollution isn't just invisible gases; it also contains solid dust and liquid droplets
тЖТ These microscopic particles remain floating in the air for long periods and cause severe respiratory diseases
тЖТ Scientifically, these are collectively abbreviated as SPM, which stands for Suspended Particulate Matter
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Kangchenjunga
тИ╡ While K2 (Godwin-Austen) is higher, it lies in Pakistan-occupied Kashmir
тЖТ Kangchenjunga, standing at 8,586 meters, is located on the border of Nepal and the Indian state of Sikkim
тЖТ It is officially recognized as the highest mountain peak situated firmly within undisputed Indian territory
тИ┤ Option B is correct
Increasing population and industrialization / рдмрдврд╝рддреА рдЬрдирд╕рдВрдЦреНрдпрд╛ рдФрд░ рдФрджреНрдпреЛрдЧрд┐рдХреАрдХрд░рдг
Deforestation / рд╡рдиреЛрдиреНрдореВрд▓рди
Scanty rainfall / рдЕрд▓реНрдк рд╡рд░реНрд╖рд╛
Afforestation and rainwater harvesting / рд╡рдиреАрдХрд░рдг рдФрд░ рд╡рд░реНрд╖рд╛ рдЬрд▓ рд╕рдВрдЪрдпрди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Afforestation and rainwater harvesting
тИ╡ Population growth, deforestation, and low rainfall all drain or prevent the natural recharge of groundwater
тЖТ Conversely, Afforestation (planting trees) and rainwater harvesting actually capture water and help it seep into the soil
тЖТ Therefore, these practices actively increase, not deplete, the groundwater level
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Gudi Padwa
тИ╡ Different Indian states celebrate the solar or lunar new year under different names
тЖТ In Maharashtra, the advent of the new year according to the lunisolar calendar is marked by hoisting a special flag (Gudi)
тЖТ This highly auspicious springtime festival is known as Gudi Padwa
тИ┤ Option B is correct
It increases the humus content of soil / рдпрд╣ рдорд┐рдЯреНрдЯреА рдореЗрдВ рд╣реНрдпреВрдорд╕ рдХреА рдорд╛рддреНрд░рд╛ рдмрдврд╝рд╛рддрд╛ рд╣реИ
It makes the soil either too acidic or too alkaline and kills beneficial soil microbes / рдпрд╣ рдорд┐рдЯреНрдЯреА рдХреЛ рдпрд╛ рддреЛ рдЕрддреНрдпрдзрд┐рдХ рдЕрдореНрд▓реАрдп рдпрд╛ рдЕрддреНрдпрдзрд┐рдХ рдХреНрд╖рд╛рд░реАрдп рдмрдирд╛ рджреЗрддрд╛ рд╣реИ рдФрд░ рд▓рд╛рднрдХрд╛рд░реА рдореГрджрд╛ рд╕реВрдХреНрд╖реНрдордЬреАрд╡реЛрдВ рдХреЛ рдорд╛рд░рддрд╛ рд╣реИ
It increases the number of earthworms / рдпрд╣ рдХреЗрдВрдЪреБрдУрдВ рдХреА рд╕рдВрдЦреНрдпрд╛ рдмрдврд╝рд╛рддрд╛ рд╣реИ
It prevents water logging / рдпрд╣ рдЬрд▓рднрд░рд╛рд╡ рдХреЛ рд░реЛрдХрддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ It makes the soil either too acidic or too alkaline and kills beneficial soil microbes
тИ╡ Chemical fertilizers provide a quick burst of nutrients but lack organic matter
тЖТ Over time, their continuous application alters the natural pH balance of the soil, making it extremely acidic or alkaline
тЖТ This harsh chemical environment inevitably destroys earthworms and beneficial microbes essential for long-term fertility
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Khejri
тИ╡ The Bishnoi community of Rajasthan holds a deep religious mandate to protect wildlife and trees
тЖТ When the King's soldiers came to cut down the sacred trees for building a palace, Amrita Devi led a mass protest
тЖТ She and 363 others laid down their lives specifically to protect the native Khejri trees
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ The hill slopes of Assam offer the perfect climate and are the largest producers of Tea (1-b)
тЖТ Karnataka dominates the national production of Coffee (2-a)
тЖТ Kerala's tropical climate has historically made it the hub for Spices like pepper and cardamom (3-c)
тИ┤ Option A is correct
To change the colour of jute to blue / рдЬреВрдЯ рдХрд╛ рд░рдВрдЧ рдиреАрд▓рд╛ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
So that the stems rot and the gummy tissue holding the fibres together loosens, allowing easy separation by hand / рддрд╛рдХрд┐ рддрдиреЗ рдЧрд▓ рдЬрд╛рдПрдВ рдФрд░ рд░реЗрд╢реЛрдВ рдХреЛ рдЖрдкрд╕ рдореЗрдВ рдмрд╛рдВрдзреЗ рд░рдЦрдиреЗ рд╡рд╛рд▓реЗ рдЪрд┐рдкрдЪрд┐рдкреЗ рдКрддрдХ рдвреАрд▓реЗ рд╣реЛ рдЬрд╛рдПрдВ, рдЬрд┐рд╕рд╕реЗ рдЙрдиреНрд╣реЗрдВ рд╣рд╛рде рд╕реЗ рдЖрд╕рд╛рдиреА рд╕реЗ рдЕрд▓рдЧ рдХрд┐рдпрд╛ рдЬрд╛ рд╕рдХреЗ
To make the stems grow longer / рддрдиреЛрдВ рдХреЛ рд▓рдВрдмрд╛ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП
To convert jute into cotton / рдЬреВрдЯ рдХреЛ рдХрдкрд╛рд╕ рдореЗрдВ рдмрджрд▓рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ So that the stems rot and the gummy tissue holding the fibres together loosens, allowing easy separation by hand
тИ╡ Jute fibres are tightly bound to the woody stem of the plant by sticky cellular tissue
тЖТ Immersing the stems in stagnant water allows bacteria to decompose this gummy tissue through a process called retting
тЖТ This controlled rotting loosens the tough fibres, enabling workers to smoothly strip them away by hand
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Milk тАФ Preserved by adding vinegar
тИ╡ Vinegar is an acid that causes milk to curdle and spoil
тЖТ Milk is naturally preserved by boiling or pasteurization, not by adding vinegar
тИ┤ Option C is incorrectly matched
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Sikkim
тИ╡ The 'Seven Sisters' refer to Arunachal Pradesh, Assam, Meghalaya, Nagaland, Manipur, Mizoram, and Tripura
тЖТ Sikkim is geographically separated from these states by the Siliguri Corridor and is referred to as the 'Brother' state
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Rainwater harvesting
тИ╡ Sewage, agricultural runoff, and industrial effluents introduce harmful chemicals into water bodies
тЖТ Rainwater harvesting is an eco-friendly practice of collecting and storing pure rainwater for future use
тИ┤ Rainwater harvesting does not cause water pollution
Peepal Tree (Ficus religiosa) / рдкреАрдкрд▓ рдХрд╛ рдкреЗрдбрд╝
Indian Banyan Tree (Ficus benghalensis) / рдмрд░рдЧрдж рдХрд╛ рдкреЗрдбрд╝ (рд╡рдЯ рд╡реГрдХреНрд╖)
Neem Tree (Azadirachta indica) / рдиреАрдо рдХрд╛ рдкреЗрдбрд╝
Ashoka Tree (Saraca asoca) / рдЕрд╢реЛрдХ рдХрд╛ рдкреЗрдбрд╝
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Indian Banyan Tree (Ficus benghalensis)
тИ╡ The Indian Banyan Tree represents eternal life due to its ever-expanding branches
тЖТ Its unique aerial prop roots grow downwards to provide structural support to its massive canopy
тИ┤ It is officially designated as the National Tree of India
Respiratory and cardiovascular system / рд╢реНрд╡рд╕рди рдФрд░ рд╣реГрджрдп рддрдВрддреНрд░
Skeletal system / рдХрдВрдХрд╛рд▓ рддрдВрддреНрд░
Excretory system / рдЙрддреНрд╕рд░реНрдЬрди рддрдВрддреНрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Respiratory and cardiovascular system
тИ╡ $PM_{2.5}$ particles are extremely small and can easily bypass the body's natural filters
тЖТ When inhaled, they travel deep into the lungs and can even enter the bloodstream
тИ┤ This severely impacts both the respiratory and cardiovascular systems
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Aryabhata
тИ╡ India's space journey began with its first indigenous satellite
тЖТ It was successfully launched on 19 April 1975 with Soviet assistance
тИ┤ It was named 'Aryabhata' after the famous ancient Indian astronomer and mathematician
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Meghalaya
тИ╡ Hilly terrains with steep slopes make modern irrigation challenging
тЖТ Farmers in Northeast India ingeniously use hollow bamboo pipes to transport spring water over long distances
тИ┤ This traditional Bamboo Drip Irrigation system is widely practiced in Meghalaya
New Moon Day (Amavasya) / рдЕрдорд╛рд╡рд╕реНрдпрд╛
Full Moon Day (Purnima) / рдкреВрд░реНрдгрд┐рдорд╛
Third day of waxing moon (Tritiya) / рддреГрддреАрдпрд╛
Tenth day of waxing moon (Dashami) / рджрд╢рдореА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Full Moon Day (Purnima)
тИ╡ Many Indian festivals are strictly aligned with the lunar calendar
тЖТ Holi is celebrated in the month of Phalguna, while Buddha Purnima and Guru Nanak Jayanti occur in Vaisakha and Kartik respectively
тИ┤ All these highly auspicious festivals are celebrated exactly on a Full Moon Day (Purnima)
When running water cuts through clayey soils and makes deep channels (as seen in the Chambal basin), creating 'badland' topography, this type of erosion is called:
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Gully erosion
тИ╡ Fast-flowing surface water forcefully cuts deep cracks into soft, clayey soil
тЖТ Over time, these cracks widen into deep channels called gullies, rendering the land unfit for agriculture
тИ┤ This severe degradation is scientifically termed Gully erosion
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 1980
тИ╡ Rampant deforestation for industrial and agricultural use posed a massive threat to India's ecology
тЖТ The Government of India introduced strict legislation to regulate the diversion of forest lands for non-forestry purposes
тИ┤ The Forest Conservation Act was officially enacted in the year 1980
They require standing water like paddy / рдЙрдиреНрд╣реЗрдВ рдзрд╛рди рдХреА рддрд░рд╣ рдЦрдбрд╝реЗ рдкрд╛рдиреА рдХреА рдЖрд╡рд╢реНрдпрдХрддрд╛ рд╣реЛрддреА рд╣реИ
They have high nutritional value and can grow in dry, less fertile regions with minimal water and chemical inputs / рдЗрдирдореЗрдВ рдЙрдЪреНрдЪ рдкреЛрд╖рдг рдореВрд▓реНрдп рд╣реЛрддрд╛ рд╣реИ рдФрд░ рдпреЗ рдХрдо рд╕реЗ рдХрдо рдкрд╛рдиреА рдФрд░ рд░рд╛рд╕рд╛рдпрдирд┐рдХ рдЗрдирдкреБрдЯ рдХреЗ рд╕рд╛рде рд╢реБрд╖реНрдХ, рдХрдо рдЙрдкрдЬрд╛рдК рдХреНрд╖реЗрддреНрд░реЛрдВ рдореЗрдВ рдЙрдЧ рд╕рдХрддреЗ рд╣реИрдВ
They only grow in snow-covered mountains / рд╡реЗ рдХреЗрд╡рд▓ рдмрд░реНрдл рд╕реЗ рдврдХреЗ рдкрд╣рд╛рдбрд╝реЛрдВ рдореЗрдВ рдЙрдЧрддреЗ рд╣реИрдВ
They take 5 years to mature / рдЙрдиреНрд╣реЗрдВ рдкрдХрдиреЗ рдореЗрдВ 5 рд╕рд╛рд▓ рд▓рдЧрддреЗ рд╣реИрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ They have high nutritional value and can grow in dry, less fertile regions with minimal water and chemical inputs
тИ╡ Millets are highly resilient crops adapted to harsh climates
тЖТ They require significantly less water than rice or wheat and thrive without expensive chemical fertilizers
тИ┤ This makes them incredibly eco-friendly and highly suitable for dry, less fertile regions
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Phulkari is a vibrant floral embroidery style native to Punjab (1-b)
тЖТ Chikankari is a delicate shadow work embroidery historically centered in Lucknow, UP (2-a)
тЖТ Pochampally Ikat and Kalamkari are renowned traditional textile arts of Telangana and Andhra Pradesh (3-c)
тИ┤ Option A is correct
Slowing down the growth of microbes and enzyme activity / рд╕реВрдХреНрд╖реНрдордЬреАрд╡реЛрдВ рдХреА рд╡реГрджреНрдзрд┐ рдФрд░ рдПрдВрдЬрд╛рдЗрдо рдЧрддрд┐рд╡рд┐рдзрд┐ рдХреЛ рдзреАрдорд╛ рдХрд░рдХреЗ
Removing all water from the food / рднреЛрдЬрди рд╕реЗ рд╕рд╛рд░рд╛ рдкрд╛рдиреА рдирд┐рдХрд╛рд▓рдХрд░
Increasing the salt concentration / рдирдордХ рдХреА рд╕рд╛рдВрджреНрд░рддрд╛ рдмрдврд╝рд╛рдХрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Slowing down the growth of microbes and enzyme activity
тИ╡ Microorganisms and natural enzymes require warm temperatures to function actively and spoil food
тЖТ A refrigerator lowers the temperature significantly, which does not kill the bacteria but puts them in a dormant state
тИ┤ This drastically slows down microbial growth and extends the shelf life of food
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Coromandel Coast
тИ╡ India's coastline is divided into distinct regional plains
тЖТ The Konkan and Malabar coasts lie on the western side bordering the Arabian Sea
тЖТ The broad coastal strip on the southeastern side bordering the Bay of Bengal is officially named the Coromandel Coast
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Thermal power plants and industries
тИ╡ Thermal power plants use massive amounts of water as a coolant for their machinery
тЖТ This absorbed heat raises the water's temperature significantly
тЖТ When this extremely hot water is discharged directly back into rivers or lakes, it drastically lowers dissolved oxygen levels and kills aquatic life
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Indian Elephant
тИ╡ The elephant holds profound cultural, religious, and ecological significance in Indian history
тЖТ Recognizing its invaluable contribution to India's heritage and the need for its conservation, the government bestowed a special status upon it in 2010
тИ┤ The Indian Elephant is proudly recognized as the National Heritage Animal
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Catalytic converter
тИ╡ Vehicle engines produce highly toxic gases like carbon monoxide and nitrogen oxides during combustion
тЖТ To mitigate air pollution, modern vehicles are equipped with an emission control device containing precious metals
тЖТ This device, called a Catalytic converter, chemically transforms these toxic gases into safe water vapor and carbon dioxide
тИ┤ Option B is correct
Upper Ganga Canal / рдКрдкрд░реА рдЧрдВрдЧрд╛ рдирд╣рд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Indira Gandhi Canal
тИ╡ The Thar desert in Rajasthan faces acute water scarcity
тЖТ To transform this barren land, a massive canal was constructed originating from the Harike Barrage in Punjab
тЖТ Spanning over 649 kilometers, the Indira Gandhi Canal is the longest irrigation canal in India
тИ┤ Option B is correct
Water table / рднреМрдордЬрд▓ рд╕реНрддрд░ (рд╡рд╛рдЯрд░ рдЯреЗрдмрд▓)
Watershed / рдЬрд▓рд╕рдВрднрд░
Wetland / рдЖрд░реНрджреНрд░рднреВрдорд┐
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Water table
тИ╡ Rainwater seeps into the ground and collects above impermeable rocks, completely saturating the soil
тЖТ This completely soaked underground zone is called the zone of saturation
тЖТ The absolute top level of this saturated zone is scientifically termed the Water table
тИ┤ Option B is correct
Which four-day festival, dedicated to the Sun God (Surya) and Chhathi Maiya, involves offering 'Arghya' to both the setting and rising sun while standing in water?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Chhath Puja
тИ╡ Originating primarily from Bihar and Uttar Pradesh, this ancient Hindu festival involves rigorous fasting
тЖТ Devotees stand waist-deep in water bodies to offer prayers (Arghya) thanking the Sun God for sustaining life on Earth
тИ┤ This deeply revered four-day festival is Chhath Puja
Rocks are piled up to slow down the flow of water, preventing gullies and further soil loss / рдкрд╛рдиреА рдХреЗ рдкреНрд░рд╡рд╛рд╣ рдХреЛ рдзреАрдорд╛ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рдЪрдЯреНрдЯрд╛рдиреЛрдВ рдХрд╛ рдвреЗрд░ рд▓рдЧрд╛рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ, рдЬрд┐рд╕рд╕реЗ рдирд╛рд▓рд┐рдпрд╛рдВ рдмрдирдиреЗ рдФрд░ рдорд┐рдЯреНрдЯреА рдХреЗ рдХрдЯрд╛рд╡ рдХреЛ рд░реЛрдХрд╛ рдЬрд╛ рд╕рдХреЗ
Rocks are crushed to make sand / рд░реЗрдд рдмрдирд╛рдиреЗ рдХреЗ рд▓рд┐рдП рдЪрдЯреНрдЯрд╛рдиреЛрдВ рдХреЛ рдХреБрдЪрд▓рд╛ рдЬрд╛рддрд╛ рд╣реИ
Rocks are used to heat the soil / рдорд┐рдЯреНрдЯреА рдХреЛ рдЧрд░реНрдо рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рдЪрдЯреНрдЯрд╛рдиреЛрдВ рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ
Rocks are used to block sunlight / рд╕реВрд░реНрдп рдХреЗ рдкреНрд░рдХрд╛рд╢ рдХреЛ рд░реЛрдХрдиреЗ рдХреЗ рд▓рд┐рдП рдЪрдЯреНрдЯрд╛рдиреЛрдВ рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Rocks are piled up to slow down the flow of water, preventing gullies and further soil loss
тИ╡ Fast-flowing water creates deep gullies that wash away fertile topsoil
тЖТ By piling rocks across channels, farmers create physical barriers (rock dams)
тЖТ These dams effectively slow down the speed of the water, forcing it to drop its soil load and preventing further erosion
тИ┤ Option A is correct
A movement to clean the Ganga river / рдЧрдВрдЧрд╛ рдирджреА рдХреЛ рд╕рд╛рдл рдХрд░рдиреЗ рдХрд╛ рдЖрдВрджреЛрд▓рди
A forest conservation movement in Karnataka (Uttara Kannada district) inspired by the Chipko Movement / рдЪрд┐рдкрдХреЛ рдЖрдВрджреЛрд▓рди рд╕реЗ рдкреНрд░реЗрд░рд┐рдд рдХрд░реНрдирд╛рдЯрдХ (рдЙрддреНрддрд░ рдХрдиреНрдирдбрд╝ рдЬрд┐рд▓рд╛) рдореЗрдВ рдПрдХ рд╡рди рд╕рдВрд░рдХреНрд╖рдг рдЖрдВрджреЛрд▓рди
A movement against big dams in Gujarat / рдЧреБрдЬрд░рд╛рдд рдореЗрдВ рдмрдбрд╝реЗ рдмрд╛рдВрдзреЛрдВ рдХреЗ рдЦрд┐рд▓рд╛рдл рдПрдХ рдЖрдВрджреЛрд▓рди
A wildlife protection drive in Assam / рдЕрд╕рдо рдореЗрдВ рдПрдХ рд╡рдиреНрдпрдЬреАрд╡ рд╕рдВрд░рдХреНрд╖рдг рдЕрднрд┐рдпрд╛рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ A forest conservation movement in Karnataka (Uttara Kannada district) inspired by the Chipko Movement
тИ╡ The success of the Chipko Movement in the North inspired southern states
тЖТ In 1983, villagers in the Uttara Kannada district of Karnataka embraced trees to stop commercial felling
тЖТ This prominent environmental campaign was named the 'Appiko Movement' (Appiko means 'to hug' in Kannada)
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Khurpi (Trowel) and Hoe
тИ╡ A sickle is used for harvesting, while a silo is a massive storage structure
тЖТ For precise manual tasks like uprooting weeds and lightly turning the topsoil, traditional hand tools are required
тИ┤ The Khurpi (trowel) and Hoe are the correct simple tools used for this purpose
Weaving arranges two distinct sets of yarns together at right angles (on looms), whereas in Knitting a single yarn is used to make a piece of fabric / рдмреБрдирд╛рдИ рдореЗрдВ рддрд╛рдЧреЛрдВ рдХреЗ рджреЛ рдЕрд▓рдЧ-рдЕрд▓рдЧ рд╕реЗрдЯреЛрдВ рдХреЛ рд╕рдордХреЛрдг рдкрд░ (рдХрд░рдШреЗ рдкрд░) рд╡реНрдпрд╡рд╕реНрдерд┐рдд рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ, рдЬрдмрдХрд┐ рдирд┐рдЯрд┐рдВрдЧ рдореЗрдВ рдХрдкрдбрд╝реЗ рдХрд╛ рдПрдХ рдЯреБрдХрдбрд╝рд╛ рдмрдирд╛рдиреЗ рдХреЗ рд▓рд┐рдП рдПрдХрд▓ рддрд╛рдЧреЗ (рдзрд╛рдЧреЗ) рдХрд╛ рдЙрдкрдпреЛрдЧ рдХрд┐рдпрд╛ рдЬрд╛рддрд╛ рд╣реИ
Weaving is only for wool, whereas Knitting is only for jute / рдмреБрдирд╛рдИ рдХреЗрд╡рд▓ рдКрди рдХреЗ рд▓рд┐рдП рд╣реИ, рдЬрдмрдХрд┐ рдирд┐рдЯрд┐рдВрдЧ рдХреЗрд╡рд▓ рдЬреВрдЯ рдХреЗ рд▓рд┐рдП рд╣реИ
There is no difference between the two / рджреЛрдиреЛрдВ рдореЗрдВ рдХреЛрдИ рдЕрдВрддрд░ рдирд╣реАрдВ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Weaving arranges two distinct sets of yarns together at right angles (on looms), whereas in Knitting a single yarn is used to make a piece of fabric
тИ╡ Fabric construction utilizes different mechanical techniques
тЖТ Weaving interlaces two sets of yarn (warp and weft) at exact right angles using a loom
тЖТ Knitting creates interlocking loops using just one continuous yarn and needles (like knitting a sweater)
тИ┤ Option A is correct
Change in colour and taste / рд░рдВрдЧ рдФрд░ рд╕реНрд╡рд╛рдж рдореЗрдВ рдмрджрд▓рд╛рд╡
Gas bubbles on the surface / рд╕рддрд╣ рдкрд░ рдЧреИрд╕ рдХреЗ рдмреБрд▓рдмреБрд▓реЗ
Fresh aroma and normal texture / рддрд╛рдЬреА рд╕реБрдЧрдВрдз рдФрд░ рд╕рд╛рдорд╛рдиреНрдп рдмрдирд╛рд╡рдЯ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: D тАФ Fresh aroma and normal texture
тИ╡ When bacteria and fungi attack food, they produce chemical byproducts
тЖТ These byproducts manifest as foul smells, bizarre color changes, sour tastes, and gas bubbles
тЖТ A fresh aroma and normal texture indicate that the food is safe and perfectly healthy to eat
тИ┤ Option D is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ Chandigarh
тИ╡ Following the partition of Punjab in 1966, the newly formed state of Haryana required a capital
тЖТ Instead of building a new city, the beautifully planned territory of Chandigarh was made a Union Territory
тЖТ It was assigned to serve as the shared administrative capital for both Punjab and Haryana
тИ┤ Option C is correct
It increases oxygen supply in water / рдпрд╣ рдкрд╛рдиреА рдореЗрдВ рдСрдХреНрд╕реАрдЬрди рдХреА рдЖрдкреВрд░реНрддрд┐ рдмрдврд╝рд╛рддрд╛ рд╣реИ
It forms a layer on the water surface, cutting off oxygen supply to aquatic organisms / рдпрд╣ рдкрд╛рдиреА рдХреА рд╕рддрд╣ рдкрд░ рдПрдХ рдкрд░рдд рдмрдирд╛рддрд╛ рд╣реИ, рдЬрд┐рд╕рд╕реЗ рдЬрд▓реАрдп рдЬреАрд╡реЛрдВ рдХреЛ рдСрдХреНрд╕реАрдЬрди рдХреА рдЖрдкреВрд░реНрддрд┐ рд░реБрдХ рдЬрд╛рддреА рд╣реИ
It provides nutrients to fish / рдпрд╣ рдордЫрд▓рд┐рдпреЛрдВ рдХреЛ рдкреЛрд╖рдХ рддрддреНрд╡ рдкреНрд░рджрд╛рди рдХрд░рддрд╛ рд╣реИ
It makes water potable / рдпрд╣ рдкрд╛рдиреА рдХреЛ рдкреАрдиреЗ рдпреЛрдЧреНрдп рдмрдирд╛рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ It forms a layer on the water surface, cutting off oxygen supply to aquatic organisms
тИ╡ Oil is significantly lighter (less dense) than water
тЖТ When leaked from ships, it spreads rapidly and forms a thick, impenetrable slick on the ocean surface
тЖТ This toxic layer physically blocks atmospheric oxygen from dissolving into the water, causing marine life to suffocate
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ 24
тИ╡ The central white band of the Indian Tricolour bears a navy-blue wheel representing the Dharma Chakra
тЖТ This wheel is an exact replica of the one found on the Lion Capital of Ashoka at Sarnath
тЖТ It is uniformly divided by exactly 24 spokes, symbolizing constant movement and progress
тИ┤ Option C is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Carbon monoxide
тИ╡ When a fuel burns with an ample supply of oxygen, it undergoes complete combustion to yield carbon dioxide
тЖТ However, if the oxygen supply is limited (like in an engine or closed room), combustion remains incomplete
тЖТ This inefficient burning releases Carbon monoxide, an extremely lethal and colorless gas
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Kunchikal Falls
тИ╡ Formed by the Varahi river, this magnificent tiered waterfall drops from a staggering height of 455 meters (1,493 ft)
тЖТ Located precisely in the Shimoga district of Karnataka, it holds the record for being the highest waterfall in India
тИ┤ This record-holding waterfall is Kunchikal Falls
Match the traditional water harvesting structures with their states: 1. Ahars and Pynes 2. Bandharas and Phad 3. Eris
рдкрд╛рд░рдВрдкрд░рд┐рдХ рдЬрд▓ рд╕рдВрдЪрдпрди рд╕рдВрд░рдЪрдирд╛рдУрдВ рдХрд╛ рдЙрдирдХреЗ рд░рд╛рдЬреНрдпреЛрдВ рд╕реЗ рдорд┐рд▓рд╛рди рдХрд░реЗрдВ: 4. рдЖрд╣рд░ рдФрд░ рдкрдЗрди тАФ a. рдорд╣рд╛рд░рд╛рд╖реНрдЯреНрд░ 5. рдмрдВрдзрд╛рд░рд╛ рдФрд░ рдлрдбрд╝ тАФ b. рдмрд┐рд╣рд╛рд░ 6. рдПрд░реА тАФ c. рддрдорд┐рд▓рдирд╛рдбреБ
1-b, 2-a, 3-c / 1-b, 2-a, 3-c
1-a, 2-c, 3-b / 1-a, 2-c, 3-b
1-b, 2-c, 3-a / 1-b, 2-c, 3-a
1-c, 2-b, 3-a / 1-c, 2-b, 3-a
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ Ahars and Pynes are traditional water harvesting systems of Bihar (1-b)
тЖТ Bandharas and Phad are systems used in Maharashtra (2-a)
тЖТ Eris are traditional tanks used in Tamil Nadu (3-c)
тИ┤ Option A is correct
Sea breeze from the Arabian Sea / рдЕрд░рдм рд╕рд╛рдЧрд░ рд╕реЗ рдЪрд▓рдиреЗ рд╡рд╛рд▓реА рд╕рдореБрджреНрд░реА рд╣рд╡рд╛рдПрдВ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Western Disturbances originating over the Mediterranean Sea
тИ╡ During winter, cyclonic storms originate over the Mediterranean Sea
тЖТ These storms, known as Western Disturbances, are brought to India by westerly jet streams and cause winter rain
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Earthworm
тИ╡ Earthworms continuously move through the soil, making it loose and porous
тЖТ Their excretions add valuable organic humus to the soil, enriching its fertility naturally
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Tendu leaves
тИ╡ Tendu trees grow abundantly in the dry deciduous forests of Central India
тЖТ Their leaves have the perfect texture and flavor for rolling tobacco
тИ┤ Hence, Tendu leaves are widely collected for making Bidis
To change the colour of the grains / рдЕрдирд╛рдЬ рдХрд╛ рд░рдВрдЧ рдмрджрд▓рдиреЗ рдХреЗ рд▓рд┐рдП
To protect the grains from pests, insects, and microorganisms / рдЕрдирд╛рдЬ рдХреЛ рдХреАрдЯреЛрдВ рдФрд░ рд╕реВрдХреНрд╖реНрдордЬреАрд╡реЛрдВ рд╕реЗ рдмрдЪрд╛рдиреЗ рдХреЗ рд▓рд┐рдП
To increase the moisture in grains / рдЕрдирд╛рдЬ рдореЗрдВ рдирдореА рдмрдврд╝рд╛рдиреЗ рдХреЗ рд▓рд┐рдП
To cook the grains faster / рдЕрдирд╛рдЬ рдХреЛ рдЬрд▓реНрджреА рдкрдХрд╛рдиреЗ рдХреЗ рд▓рд┐рдП
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ To protect the grains from pests, insects, and microorganisms
тИ╡ Neem contains naturally occurring biochemicals that act as a strong pesticide and insect repellent
тЖТ Adding dried Neem leaves into storage drums physically repels pests and insects without harmful chemicals
тИ┤ Option B is correct
Because it is a natural plant fibre / рдХреНрдпреЛрдВрдХрд┐ рдпрд╣ рдПрдХ рдкреНрд░рд╛рдХреГрддрд┐рдХ рдкрд╛рджрдк рд░реЗрд╢рд╛ рд╣реИ
Because a nylon thread is very strong, elastic, light, and actually stronger than a steel wire of similar thickness / рдХреНрдпреЛрдВрдХрд┐ рдирд╛рдпрд▓реЙрди рдХрд╛ рдзрд╛рдЧрд╛ рдмрд╣реБрдд рдордЬрдмреВрдд, рдкреНрд░рддреНрдпрд╛рд╕реНрде (рд▓рдЪреАрд▓рд╛), рд╣рд▓реНрдХрд╛ рдФрд░ рд╡рд╛рд╕реНрддрд╡ рдореЗрдВ рд╕рдорд╛рди рдореЛрдЯрд╛рдИ рдХреЗ рд╕реНрдЯреАрд▓ рдХреЗ рддрд╛рд░ рд╕реЗ рднреА рдЕрдзрд┐рдХ рдордЬрдмреВрдд рд╣реЛрддрд╛ рд╣реИ
Because it absorbs a lot of water / рдХреНрдпреЛрдВрдХрд┐ рдпрд╣ рдмрд╣реБрдд рдЕрдзрд┐рдХ рдкрд╛рдиреА рд╕реЛрдЦрддрд╛ рд╣реИ
Because it is biodegradable / рдХреНрдпреЛрдВрдХрд┐ рдпрд╣ рдмрд╛рдпреЛрдбрд┐рдЧреНрд░реЗрдбреЗрдмрд▓ (рдЬреИрд╡ рдирд┐рдореНрдиреАрдХрд░рдгреАрдп) рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Because a nylon thread is very strong, elastic, light, and actually stronger than a steel wire of similar thickness
тИ╡ Rock climbing and parachutes require materials that can withstand extreme tension and weight without snapping
тЖТ Nylon is an advanced synthetic fibre known for its exceptional tensile strength, elasticity, and lightweight nature
тИ┤ Option B is correct
Boiling in milk / рджреВрдз рдореЗрдВ рдЙрдмрд╛рд▓рдХрд░
Sun-drying and salting / рдзреВрдк рдореЗрдВ рд╕реБрдЦрд╛рдХрд░ рдФрд░ рдирдордХ рд▓рдЧрд╛рдХрд░
Keeping in open water / рдЦреБрд▓реЗ рдкрд╛рдиреА рдореЗрдВ рд░рдЦрдХрд░
Wrapping in wet cloth / рдЧреАрд▓реЗ рдХрдкрдбрд╝реЗ рдореЗрдВ рд▓рдкреЗрдЯрдХрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sun-drying and salting
тИ╡ Preserving tart fruits requires removing moisture to stop bacterial decay
тЖТ Applying salt draws out the water through osmosis, and intense sun-drying evaporates the remaining moisture completely
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Nilgiri Hills
тИ╡ The Eastern Ghats and Western Ghats run along the eastern and western coasts of the Indian peninsula respectively
тЖТ As they extend southwards, they geographically converge and form a mountain knot in Tamil Nadu
тИ┤ This junction point is the Nilgiri Hills
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Blackfoot disease and skin lesions
тИ╡ Arsenic is a highly toxic heavy metal naturally occurring in the bedrock of certain regions
тЖТ Chronic consumption of arsenic-contaminated water severely damages blood vessels and skin tissues
тИ┤ This toxicity primarily causes painful skin lesions and Blackfoot disease
Madam Bhikaji Cama / рдореИрдбрдо рднреАрдХрд╛рдЬреА рдХрд╛рдорд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Pingali Venkayya
тИ╡ During the freedom struggle, a unifying symbol was needed for the nation
тЖТ An Indian freedom fighter and agriculturist designed a flag using red and green bands with a spinning wheel, presenting it to Gandhi in 1921
тИ┤ This initial designer was Pingali Venkayya
Refrigerators, air conditioners, and aerosol sprays / рд░реЗрдлреНрд░рд┐рдЬрд░реЗрдЯрд░, рдПрдпрд░ рдХрдВрдбреАрд╢рдирд░ рдФрд░ рдПрд░реЛрд╕реЛрд▓ рд╕реНрдкреНрд░реЗ
Electric bulbs / рдмрд┐рдЬрд▓реА рдХреЗ рдмрд▓реНрдм
Water filters / рд╡рд╛рдЯрд░ рдлрд┐рд▓реНрдЯрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Refrigerators, air conditioners, and aerosol sprays
тИ╡ CFCs are non-toxic, non-flammable chemicals historically manufactured for cooling and propellant purposes
тЖТ Because of their highly stable properties, they were universally used as coolants in refrigerators and ACs, and as propellants in aerosol cans
тИ┤ Option B is correct
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sundarbans Delta
тИ╡ As the mighty Ganga and Brahmaputra rivers empty into the Bay of Bengal, they deposit massive amounts of silt
тЖТ This extensive sediment deposition forms a vast, fertile triangular landmass spanning India and Bangladesh
тИ┤ This colossal geographic feature is the Sundarbans Delta
It evaporates quickly / рдпрд╣ рдЬрд▓реНрджреА рднрд╛рдк рдмрди рдЬрд╛рддрд╛ рд╣реИ
It becomes breeding ground for mosquitoes / рдпрд╣ рдордЪреНрдЫрд░реЛрдВ рдХреЗ рдкреНрд░рдЬрдирди рдХрд╛ рд╕реНрдерд╛рди рдмрди рдЬрд╛рддрд╛ рд╣реИ
It does not evaporate, spreads out to recharge wells, and is protected from contamination / рдпрд╣ рд╡рд╛рд╖реНрдкрд┐рдд рдирд╣реАрдВ рд╣реЛрддрд╛ рд╣реИ, рдХреБрдУрдВ рдХреЛ рд░рд┐рдЪрд╛рд░реНрдЬ рдХрд░рдиреЗ рдХреЗ рд▓рд┐рдП рдлреИрд▓рддрд╛ рд╣реИ, рдФрд░ рд╕рдВрджреВрд╖рдг рд╕реЗ рд╕реБрд░рдХреНрд╖рд┐рдд рд░рд╣рддрд╛ рд╣реИ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ It does not evaporate, spreads out to recharge wells, and is protected from contamination
тИ╡ Open ponds suffer from severe evaporation losses and provide breeding grounds for insects
тЖТ Storing water underground via recharge pits protects it from the sun's heat, keeping it intact and safe from surface pollutants
тИ┤ Option C is correct
Ladakh and Sikkim / рд▓рджреНрджрд╛рдЦ рдФрд░ рд╕рд┐рдХреНрдХрд┐рдо
Gujarat and Rajasthan / рдЧреБрдЬрд░рд╛рдд рдФрд░ рд░рд╛рдЬрд╕реНрдерд╛рди
Tamil Nadu and Puducherry / рддрдорд┐рд▓рдирд╛рдбреБ рдФрд░ рдкреБрдбреБрдЪреЗрд░реА
Goa and Maharashtra / рдЧреЛрд╡рд╛ рдФрд░ рдорд╣рд╛рд░рд╛рд╖реНрдЯреНрд░
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Ladakh and Sikkim
тИ╡ Losar marks the traditional Tibetan New Year, and Hemis celebrates the birth of Guru Padmasambhava
тЖТ Both these vibrant Buddhist festivals feature colorful masked dances and are culturally central to the high-altitude Himalayan communities
тИ┤ They are predominantly celebrated in Ladakh and Sikkim
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Salinity and Alkalinity
тИ╡ When water stagnates due to over-irrigation, it continuously evaporates from the surface
тЖТ As the water turns into vapor, it leaves behind dissolved minerals and salts in the topsoil
тИ┤ This capillary action significantly increases the Salinity and Alkalinity of the soil, rendering it infertile
Tracts of virgin forest protected by local and tribal communities due to religious and cultural beliefs / рдзрд╛рд░реНрдорд┐рдХ рдФрд░ рд╕рд╛рдВрд╕реНрдХреГрддрд┐рдХ рдорд╛рдиреНрдпрддрд╛рдУрдВ рдХреЗ рдХрд╛рд░рдг рд╕реНрдерд╛рдиреАрдп рдФрд░ рдЖрджрд┐рд╡рд╛рд╕реА рд╕рдореБрджрд╛рдпреЛрдВ рджреНрд╡рд╛рд░рд╛ рд╕рдВрд░рдХреНрд╖рд┐рдд рдЕрдХреНрд╖рдд рд╡рди рдХреЗ рд╣рд┐рд╕реНрд╕реЗ
Urban public parks / рд╢рд╣рд░реА рд╕рд╛рд░реНрд╡рдЬрдирд┐рдХ рдкрд╛рд░реНрдХ
Fruit orchards owned by the government / рд╕рд░рдХрд╛рд░ рдХреЗ рд╕реНрд╡рд╛рдорд┐рддреНрд╡ рд╡рд╛рд▓реЗ рдлрд▓реЛрдВ рдХреЗ рдмрдЧреАрдЪреЗ
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Tracts of virgin forest protected by local and tribal communities due to religious and cultural beliefs
тИ╡ Across India, certain patches of ancient forests are revered as the abodes of local deities
тЖТ Any form of hunting or logging is strictly prohibited in these areas by community rules
тИ┤ These undisturbed forest tracts, conserved through deep religious beliefs, are called Sacred Groves
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ 1-b, 2-a, 3-c
тИ╡ The Yellow Revolution specifically targeted a massive increase in Oilseeds production (1-b)
тЖТ The Blue Revolution focused on advancing aquaculture and Fish production (2-a)
тЖТ The Golden Revolution brought rapid growth in Horticulture and Honey production (3-c)
тИ┤ Option A is correct
Workers in the wool industry (especially sorters) sometimes get infected by a bacterium called Bacillus anthracis, which causes a fatal blood disease known as:
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Sorter's disease (Anthrax)
тИ╡ Sorting wool exposes workers to dust containing spores of the bacterium Bacillus anthracis
тЖТ When these lethal spores are inhaled or enter through skin cuts, they cause a severe occupational hazard
тИ┤ This fatal blood infection is historically known as Sorter's disease or Anthrax
Jams, jellies, and squashes / рдЬреИрдо, рдЬреЗрд▓реА рдФрд░ рд╕реНрдХреНрд╡реИрд╢
Fresh green leafy vegetables / рддрд╛рдЬреА рд╣рд░реА рдкрддреНрддреЗрджрд╛рд░ рд╕рдмреНрдЬрд┐рдпрд╛рдВ
Drinking water / рдкреАрдиреЗ рдХрд╛ рдкрд╛рдиреА
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Jams, jellies, and squashes
тИ╡ Commercial fruit products require strong chemical preservatives to prevent fungal and bacterial growth
тЖТ Sodium metabisulphite releases sulphur dioxide gas which effectively sterilizes the product
тИ┤ Hence, it is commonly added to packaged Jams, jellies, and squashes
29 States and 7 Union Territories / 29 рд░рд╛рдЬреНрдп рдФрд░ 7 рдХреЗрдВрджреНрд░ рд╢рд╛рд╕рд┐рдд рдкреНрд░рджреЗрд╢
28 States and 8 Union Territories / 28 рд░рд╛рдЬреНрдп рдФрд░ 8 рдХреЗрдВрджреНрд░ рд╢рд╛рд╕рд┐рдд рдкреНрд░рджреЗрд╢
28 States and 9 Union Territories / 28 рд░рд╛рдЬреНрдп рдФрд░ 9 рдХреЗрдВрджреНрд░ рд╢рд╛рд╕рд┐рдд рдкреНрд░рджреЗрд╢
27 States and 8 Union Territories / 27 рд░рд╛рдЬреНрдп рдФрд░ 8 рдХреЗрдВрджреНрд░ рд╢рд╛рд╕рд┐рдд рдкреНрд░рджреЗрд╢
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ 28 States and 8 Union Territories
тИ╡ Following the reorganization of Jammu & Kashmir in 2019 and the merger of Daman & Diu with Dadra & Nagar Haveli in 2020
тЖТ The political map of India was formally restructured
тИ┤ India currently consists of exactly 28 States and 8 Union Territories
Straining through a cloth / рдХрдкрдбрд╝реЗ рд╕реЗ рдЫрд╛рдирдирд╛
Keeping in a plastic bottle / рдкреНрд▓рд╛рд╕реНрдЯрд┐рдХ рдХреА рдмреЛрддрд▓ рдореЗрдВ рд░рдЦрдирд╛
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Boiling
тИ╡ Straining or decantation only removes physical impurities but leaves microscopic pathogens alive
тЖТ Heating water to a rolling boil at 100┬░C destroys the cellular structure of bacteria, viruses, and parasites
тИ┤ Boiling is universally the simplest and most effective household method for purifying water
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Lactobacillus delbrueckii bulgaricus
тИ╡ To recognize the immense benefit of microorganisms in daily Indian life (like setting curd from milk)
тЖТ The government organized a nationwide poll to select a representative microbe
тИ┤ Lactobacillus delbrueckii bulgaricus, crucial for fermentation, was proudly declared the National Microbe
Stockholm Convention / рд╕реНрдЯреЙрдХрд╣реЛрдо рд╕рдореНрдореЗрд▓рди
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Montreal Protocol
тИ╡ The discovery of a massive hole in the ozone layer over Antarctica alarmed the global scientific community
тЖТ In 1987, countries worldwide agreed to legally bind themselves to reduce the production of CFCs and other harmful chemicals
тИ┤ This landmark environmental treaty is the Montreal Protocol
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Anamudi
тИ╡ The Western Ghats feature several towering mountain peaks
тЖТ Rising to an elevation of 2,695 meters in the Idukki district of Kerala, one peak stands taller than all others south of the Himalayas
тИ┤ This majestic peak is Anamudi
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: B тАФ Turning off the tap while brushing teeth and repairing leaking taps immediately
тИ╡ Leaving a tap running unnecessarily wastes liters of clean water every minute
тЖТ A simple conscious effort like turning off the tap while brushing and fixing leaks stops this constant wastage
тИ┤ Option B represents the most effective daily water conservation habit
Western Odisha and Chhattisgarh / рдкрд╢реНрдЪрд┐рдореА рдУрдбрд┐рд╢рд╛ рдФрд░ рдЫрддреНрддреАрд╕рдЧрдврд╝
Jammu and Kashmir / рдЬрдореНрдореВ рдФрд░ рдХрд╢реНрдореАрд░
Kerala / рдХреЗрд░рд▓
Punjab / рдкрдВрдЬрд╛рдм
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Western Odisha and Chhattisgarh
тИ╡ 'Nua' translates to new and 'Khai' means food in the local language
тЖТ This ancient festival is observed just after the Ganesh Chaturthi festival to worship the first harvested rice crop
тИ┤ It is deeply rooted in the culture of Western Odisha and adjoining areas of Chhattisgarh
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: A тАФ Improves soil texture and water-holding capacity
тИ╡ Organic manure is rich in natural humus formed from decomposed plant and animal matter
тЖТ When mixed with soil, it physically binds loose particles together, significantly improving its texture and ability to retain water
тИ┤ Option A is correct
According to the National Forest Policy of India, what minimum percentage of the total geographical area of the country should ideally be under forest and tree cover to maintain ecological balance?
Correct answer / рд╕рд╣реА рдЙрддреНрддрд░: C тАФ 33% (One-third)
тИ╡ Forests act as essential carbon sinks and prevent massive soil erosion
тЖТ To ensure absolute environmental stability and sustainable ecological balance, the government set a strict national target
тИ┤ The National Forest Policy legally mandates that at least 33% (one-third) of the land area should be forested