What are ‘nastic’ and ‘curvature’ movements? Give one example

1.	What are ‘nastic’ and ‘curvature’ movements? Give one example of each.
Answer» Nastic movements: These are non-directional movements which are neither towards nor away from the stimulus. Example: Dropping of leaves. Curvature movements: In such movements plant organs move towards or away from the stimulus. Example: Bending of shoot towards a source of light.

What are ‘nastic’ and ‘curvature’ movements? Give one example of each.

Answer»

Nastic movements: These are non-directional movements which are neither towards nor away from the stimulus. Example: Dropping of leaves.

Curvature movements: In such movements plant organs move towards or away from the stimulus.

Example: Bending of shoot towards a source of light.