Question

explain geotropism and phototropism

Answer 1

THE GROWTH OF PARTS OF PLANTS IN RESPONSE TO FORCE OF GRAVITY IS CALLED AS GEOTROPISM. THE GROWTH OF PARTS OF PLANTS IN RESPONSE TO THE SENSITIVITY OF LIGHT IS CALLED PHOTOTROPHISM.

Answer 2

The movement of a plant in response to gravity is called geotropism. Eg - Root growing downward.

Phototropism is the direction of growth of a plant in response to the direction of the light. Eg - Movement of shoot of plant upwards towards light.

thnx