The Tundra Pre-Test – Flashcards
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What is the purpose of the dense hairs around the flowers of the woolly lousewort?
answer
The dense hairs trap heat from the sun.
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Which of the following is an adaptation to permafrost?
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shallow roots
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What type of vegetation is not frequently found in the tundra?
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trees
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Fish DO NOT live in the icy rivers of the tundra.
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False
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Organisms that live in the tundra have developed unique adaptations that aid in their survival. Ursus maritimus has a variety of adaptations which enable it to survive in the tundra. It is the largest terrestrial carnivore, but it is also an excellent swimmer that spends much of its time in and near the water hunting its favorite food. It has large paws with small bumps to provide traction as it walks across the ice. Its fur is helpful as camouflage during the winter months, but not as helpful during the summer. Which organism has the adaptations described that enable it to survive in the tundra?
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polar bear
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Which of the following statements about the tundra is true?
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There are two main categories of the tundra biome.
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Even though the tundra has an extremely cold climate, it can still support life.
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True
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This is the world's coldest biome. It receives only 6-10 inches of precipitation per year and has a permanently frozen layer of earth called permafrost. The soil is nutrient-poor with very little vegetation.
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tundra
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Which of the following plants is not found in the tundra?
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ocotillo
