Q101. Which is the largest democracy in the world?
a) United States
b) India
c) Brazil
d) Indonesia
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Correct Answer: b) India
Explanation: India is the largest democracy in the world, with a population of over 1.3 billion people. As a federal republic since 1950, India is governed through a democratic parliamentary system, and it is known for its pluralistic, multilingual, and multi-ethnic society.
Q102. Which animal has the longest neck?
a) Giraffe
b) Ostrich
c) Camel
d) Swan
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Correct Answer: a) Giraffe
Explanation: The giraffe has the longest neck of any animal, with adult males reaching up to 2.4 meters (7.9 feet) in length. Giraffes are native to Africa and use their long necks to reach high branches for food, as well as to spot predators from a distance.
Q103. Which is the largest animal of the cat family?
a) Lion
b) Tiger
c) Jaguar
d) Leopard
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Correct Answer: b) Tiger
Explanation: The tiger is the largest member of the cat family, with adult males weighing up to 306 kilograms (675 pounds) and measuring up to 3.9 meters (12.8 feet) in length. Tigers are native to Asia and are known for their distinctive striped coats and powerful hunting abilities.
Q104. Which is the most intelligent animal?
a) Chimpanzee
b) Dolphin
c) Elephant
d) Octopus
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Correct Answer: a) Chimpanzee
Explanation: Chimpanzees are considered to be the most intelligent animals, as they share 98.7% of their DNA with humans and exhibit complex social structures, tool usage, and some rudimentary language skills. They are native to the forests of central and west Africa and are closely related to bonobos, another highly intelligent primate species.
Q105. Which bird never makes its nest?
a) Cuckoo
b) Sparrow
c) Pigeon
d) Eagle
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Correct Answer: a) Cuckoo
Explanation: The cuckoo is a bird that never makes its own nest. Instead, it is known for its brood parasitism behavior, in which it lays its eggs in the nests of other bird species. The host birds then raise the cuckoo chicks as their own, often at the expense of their own offspring.
Q106. Which is the only wingless bird?
a) Kiwi
b) Ostrich
c) Penguin
d) Emu
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Correct Answer: a) Kiwi
Explanation: The kiwi is the only wingless bird, native to New Zealand. These small, flightless birds have tiny, vestigial wings hidden under their feathers, but they are not functional for flight. Kiwis are known for their long, slender beaks and their keen sense of smell, which they use to forage for insects and other small prey on the forest floor.
Q107. Which reptile can change its colors?
a) Chameleon
b) Gecko
c) Iguana
d) Monitor lizard
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Correct Answer: a) Chameleon
Explanation: Chameleons are reptiles that can change their colors, thanks to specialized pigment cells called chromatophores in their skin. These color changes can be triggered by various factors, such as temperature, light, and the chameleon’s mood. Chameleons use their color-changing abilities for camouflage, communication, and thermoregulation.
Q108. Which is the largest mammal in the world?
a) Blue whale
b) African elephant
c) Humpback whale
d) Orca
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Correct Answer: a) Blue whale
Explanation: The blue whale is the largest mammal in the world, with a recorded length of up to 106 feet (32 meters) and a weight of up to 195 tons (176 metric tons). Blue whales are the largest animals ever known to have lived on Earth, and they inhabit oceans worldwide, feeding primarily on krill.
Q109. Which is the smallest country in the world?
a) Vatican City
b) Monaco
c) Nauru
d) San Marino
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Correct Answer: a) Vatican City
Explanation: Vatican City is the smallest country in the world, both in terms of area and population. It covers an area of approximately 44 hectares (110 acres) and has a population of around 800 people. Vatican City is an independent city-state enclaved within Rome, Italy, and serves as the spiritual and administrative center of the Roman Catholic Church.
Q110. Which is the smallest city in the world?
a) Vatican City
b) Hum, Croatia
c) Adamstown, Pitcairn Islands
d) St. Davids, Wales
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Correct Answer: a) Vatican City
Explanation: Vatican City is the smallest city in the world, both in terms of area and population. It covers an area of approximately 44 hectares (110 acres) and has a population of around 800 people. Vatican City is an independent city-state enclaved within Rome, Italy, and serves as the spiritual and administrative center of the Roman Catholic Church.