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Science · 2024 · 1 mark
CBSE 2024 · Region 4 · Set 2 · Q18
Assertion (A): Most of the plants close their stomata at night. Reason (R): Closing of stomata helps to conserve water as large amount of water…
Assertion (A) : Most of the plants close their stomata at night.
Reason (R): Closing of stomata helps to conserve water as large amount of water evaporates from the leaves.
Official answer
(A)
Both Assertion (A) and Reason (R) are true and Reason (R) is the correct explanation of Assertion (A).
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CBSE Class 10 Science past-paper question from the 2024 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.