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Question 1:

Which of the following is a characteristic of tundra biomes?

A) High temperatures and abundant precipitation
B) Dense forests and rich biodiversity
C) Limited sunlight and extreme cold
D) Hot and humid climate

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Explanation: The correct answer is C) Limited sunlight and extreme cold. Tundra biomes are characterized by long, cold winters and short, cool summers. They receive limited sunlight and have a permafrost layer, which restricts the growth of trees and supports low-growing vegetation such as mosses and lichens.

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Question 2:

Which of the following is an example of a tundra biome?

A) Amazon Rainforest
B) Sahara Desert
C) Great Barrier Reef
D) Arctic Tundra

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Explanation: The correct answer is D) Arctic Tundra. The Arctic Tundra, located in the northernmost regions of the world, is an example of a tundra biome. It is characterized by low temperatures, a short growing season, and the presence of permafrost.

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Question 3:

Which of the following animals is well adapted to the tundra biome?

A) Lion
B) Kangaroo
C) Polar Bear
D) Giraffe

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Explanation: The correct answer is C) Polar Bear. Polar bears are well adapted to the tundra biome, specifically the Arctic tundra. They have a thick layer of blubber and a dense coat of fur that help them survive in the cold temperatures. They are also strong swimmers and are capable of hunting on sea ice.

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Question 4:

Which of the following is a plant species commonly found in tundra biomes?

A) Palm tree
B) Oak tree
C) Spruce tree
D) Bamboo

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Explanation: The correct answer is C) Spruce tree. Spruce trees, such as the black spruce, are commonly found in tundra biomes. They are able to withstand the harsh environmental conditions of the tundra, including the cold temperatures and the shallow layer of soil.

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Question 5:

What is permafrost in the tundra biome?

A) Permanent ice formation on the tundra surface
B) Long periods of darkness during the winter season
C) Rapid melting of snow and ice during the summer
D) Permanently frozen layer of soil below the surface

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Explanation: The correct answer is D) Permanently frozen layer of soil below the surface. Permafrost refers to the permanently frozen layer of soil, rock, or sediment found in the tundra biome. It remains frozen throughout the year and can extend several meters below the surface. Permafrost plays a crucial role in shaping the tundra landscape and influencing plant and animal life.