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Science · 2023 · 1 mark
CBSE 2023 · Region 6 · Set 2 · Q18
Assertion (A) : An ecosystem consists of biotic components and abiotic components.
Reason (R) : Biotic and abiotic components play important roles for the sustenance of life and work independently in all ecosystems.
Official answer
From CBSE’s own marking scheme for this paper.
(C)
Assertion (A) is true, but Reason (R) is false.
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CBSE Class 10 Science past-paper question from the 2023board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.