CBSE 2025 · Region 5 · Set 3 · Q12 · 1 mark
In a pea plant (Pisum sativum), green pod colour is dominant over yellow pod colour. The expected ratio of the phenotypes of the offsprings $\displaystyle \left(\mathrm{F}_{1}\right)$ in a cross between parents with heterozygous green pod colour and homozygous yellow pod will be :
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle 1$ : $\displaystyle 1$
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CBSE Class 12 Biology past-paper question from the 2025board exam, with the answer as CBSE’s own marking scheme gives it. Where our answers come from.