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Biology · 2023 · 1 mark
CBSE 2023 · Region 5 · Set 2 · Q13
Assertion (A): Decomposition process is slower if detritus is rich in lignin and cutin. Reason (R): Decomposition is largely an oxygen requiring…
Assertion (A) : Decomposition process is slower if detritus is rich in lignin and cutin.
Reason (R) : Decomposition is largely an oxygen requiring process.
Official answer
(B)
Both Assertion (A) and Reason (R) are true, but Reason (R) is not the correct explanation of the Assertion (A).
Asked in 2 different years
- 2023 · Region 5 · Set 1 · Q15
- 2023 · Region 5 · Set 2 · Q13
- 2023 · Region 5 · Set 3 · Q13
- 2026 · Region 4 · Set 2 · Q15
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Asked in 2023 & 2026. CBSE Class 12 Biology past-paper question from the 2023 board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.