Question

Explain geotropism and hydrotropism ​

Answer 1

Answer:

Phototropism is the direction of growth of a plant in response to the direction of the light.The movement of a plant in response to gravity is called geotropism. Eg - Root growing downward. The movement of a plant (or other organism) either towards or away from water is called hydrotropism.

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Answer 2

Answer:

Geotropism

Geo - earth and tropism - growth so growth with respect to earth is called geotropism.

Roots have +Ve geotropism while shoot has -ve.

Hydrotropism

Stimules-water

Roots is +Ve hydrotropism and shoot is -ve hydrotropism