CBSE 2026 · Region 2 · Set 2 · Q4 · 1 mark
Which of the following is an important parameter for assessing the impact of any biotic or abiotic factor on population growth?
Official answer
From CBSE’s own marking scheme for this paper.
(D)
r-Intrinsic rate of natural increase
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CBSE Class 12 Biology past-paper question from the 2026board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.