The movement of the stem against the gravity is called__________.
A
Positive Geotropism
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B
Positive Phototropism
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C
Negative Phototropism
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D
Negative Geotropism
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Solution
The correct option is D Negative Geotropism “Geo” means earth and “tropism” means movement. The movement towards the earth, due to gravity is called positive geotropism like roots; and movement away from the earth is called negative geotropism.