Question

Give an
example to show directional growth movement.​

Answer 1

Roots of a plant moves towards water, so they show positive hydrotropism. When a plant part shows directional movement in response to the touch of an object, it is called thigmotropism. For example, tendrils of a plant climb towards any support which they touch.


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Answer 2

Answer:

Movement of tips of stem towards the light, so this phenomenon is known as Phototropic movement...

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