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Why is it cold in the mountains?
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Where are the natural meadows?
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How do people use steppes?
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What animals live in the Asian steppes?
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Where are the prairies?
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Where are the pampas?
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What animals are found in South American pampas?
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What kind of garden flowers are of steppe origin?
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What do we call the steppe?
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What animals live in North American prairies?
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Why do not the woods "capture" the steppes?
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What flowers survive the fire?
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What are natural meadows?
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How do steppe fires begin?
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What desert is the driest?
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How does the cactus survive in the desert?
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What is an oasis?
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What is the worst desert?
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What is yucca short-sighted?
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Who lives in a big cactus?
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How do flowers survive in the desert?
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What is the length of the roots of desert plants?
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What size is the largest cactus?
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How do survival during drought resorption plants?
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What is the most extraordinary desert plant?
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