NEET Biology question

Not in NEET syllabus

Statement 1: Stomata generally open in light and close in the dark. Statement 2: Transpiration is enhanced by the heating effect of light.

(A)Assertion is True, Reason is True; Reason is the correct explanation for Assertion
(B)Assertion is True, Reason is True; Reason is not the correct explanation for AssertionCorrect
(C)Assertion is True, Reason is False
(D)Assertion is False, Reason is True

Answer: (B)

Solution

Stomata genuinely open in light and close in darkness (statement 1, true), primarily in response to light-triggered guard cell turgor changes (a photoactive, not primarily thermal, mechanism) rather than simply because light heats the leaf and

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Question ID VK-126479