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Question

When we touch the leaves of a touch-me-not plant, they begin to fold up and droop. What kind of movement is observed here?


A

Growth dependent

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B

Growth independent

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C

Directional movement

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D

Touch independent

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Solution

The correct option is B

Growth independent


The leaves of the touch-me-not plant move very quickly in response to touch. There is no growth involved in this movement. Hence their movement is independent of growth.


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