Question

different between nastic and tropic movement

Answer 1

the undirectional movement of plant parts is known as nastic movement

the movement of a plant part in response to any stimulus is known as tropic movement.

hope this helps u....

Answer 2

Directional movement of plan my part in response to stimuli is called as topic movement.

Or

The movement in which direction of response can be detected by direction of stimuli.

Nastic

Non directional movement of plant in response to stimuli is called nastic movement