CBSE 2025 · Region 5 · Set 1 · Q9 · 1 mark
During a monohybrid cross involving a tall pea plant with a dwarf pea plant, the offspring populations were tall and dwarf in equal ratio. Find out the genotype of parent pea plants.
Official answer
From CBSE’s own marking scheme for this paper.
(A)
$\displaystyle \mathrm{Tt} \times \mathrm{tt}$
Principles of Inheritance and VariationInheritance of One GeneApplymcqeasy
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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.