List of top Biology Questions on Principles of Inheritance and Variation asked in Delhi UMET/DPMT

The variation/difference in the off springs of a species from their parents constitutes an important component of

If two pea plants having red (dominant) coloured flowers with unknown genotypes are crossed, $75\%$ of the flowers are red and $25\%$ are white. The genotypic constitution of the parents having red coloured flowers will

A pea plant parent having violet-coloured flowers with unknown genotype was crossed with a plant having white-coloured flowers. In the progeny, $50\%$ of the flowers were violet and $50\%$ were white. The genotypic constitution of the parent having violet-coloured flowers was