Question

what is tropism explain all its types

Answer 1

The movement in plants in a particular direction is known as tropism.Various stimulus are seen in growing plant shoot (phototropism), gravitational force as seen in downward movement of roots (geotropism), chemical stimulus as seen during the pollen tube growth (chemotropism) & movement in plant in response to water (hydrotropism).


are 4 types of tropism.they are
1.hydrotropism:plant growth in response to water
2.geotropism-The movement of a plant part in response to gravity
3.chemotropism:the plant which moves towards the chemical changes during its growth.
4.phototropism:The movement of a plant part in response to light is called phototropism

I hope it help you

Answer 2

The directional movement exibited by part of plant body is called as tropic movement and the phenomena is known as tropism. the tropic movement is either towards or away from the stimuli......

there are 5 types of tropic movement

1. phototropism :  the movement of stem towards sunlight.
2. geotropism : the movement of roots towards gravity.
3. hydrotropism : the movement of roots in search of water
4. thigmotropism : movement of plant when touched
5. chemoropism

====================================================================

hope it helped