Question

define positive geotropism and negative geotropism with examples

Answer 1

Shoot of grow opposite to gravity and hence negative geotropism.
Root grows with direction of gravity and hence positive geotropism.

Answer 2

Answer:

Positive Geotropism means growth of the plants towards the Gravitational force. It is positive geotropism. Negative Geotropism means growth of the plant against the Gravitational force. e.g. When a plant's steam grows towards sunlight. It is called negative Geotropism