Assertion :The vascular cambium is absent in monocots. Reason: The monocots never show secondary growth.

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 A Both Assertion and Reason are correct and Reason is the correct explanation for Assertion
The vascular cambium in between xylem and phloem is known as intrafascicular cambium which is primary in origin. At the time of secondary growth the diameter of medullary rays between the vascular bundles.
Monocots do not have secondary growth and that's why the vascular cambium is absent.

So, the correct option is 'Both Assertion and Reason are correct and Reason is the correct explanation for Assertion'

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