Assertion :In some leguminous plants, the leaf base is swollen. Reason:
The swollen leaf base is called pulvinus.

Both Assertion and Reason are correct and Reason is the correct explanation for Assertion

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Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion

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Assertion is correct but Reason is incorrect

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Both Assertion and Reason are incorrect

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Solution

The correct option is B Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion
Many members of leguminoceae have swollen leaf bases called as pulvinus. The turgor pressure in the cells of the pulvinus is responsible for the movement of the leaf. Example, Mimosa pudica (touch me not plant)
So, the correct answer is 'Both Assertion and Reason are correct but Reason is not the correct explanation for Assertion'

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