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7 Cards in this Set
- Front
- Back
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Growth in response to stimulus is called a
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Tropism
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A change in the direction a plant grows caused by light is called
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Phototropism
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A plant growth change in response to the direction of gravity is called
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Gravitropism
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Plants that flower in the winter when night-time is longer are called
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Short-Day Plants
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Plants that flower in Spring or early Summer when night-time is shorter are called
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Long-Day Plants
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Some trees shed some of there leaves year-round so that they can keep some always on the tree are called
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Evergreen Trees
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Trees that lose all of there leaves usually before winter at the same time are called
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Deciduous Trees
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