NEET Biology: Sexual Reproduction in Flowering Plants — Practice Set 6 (10 MCQs)

NEET Biology: Sexual Reproduction in Flowering Plants — Practice Set 6

Q1. Which of the following statements comparing sexual and asexual reproduction in flowering plants is correct?

A. Sexual reproduction, through processes like double fertilization, increases genetic recombination and diversity among offspring.
B. Asexual reproduction produces greater genetic variation than sexual reproduction.
C. Sexual reproduction results in genetically identical offspring.
D. Asexual reproduction always involves the fusion of gametes.

A. A mature pollen grain contains one vegetative cell and one generative cell (or two sperm cells, if the generative cell divides) depending on the species.
B. A mature pollen grain contains three vegetative cells.
C. A mature pollen grain contains no generative cells.
D. A mature pollen grain always contains only a single cell.

A. Self-incompatibility is governed by multiple alleles at the S-locus, preventing self-fertilization.
B. Self-incompatibility is controlled by a single gene with no allelic variation.
C. Self-incompatibility operates independently of the plant’s genotype.
D. Self-incompatibility is only observed in asexual reproduction.

A. Floral scent acts as a chemical cue to attract specific pollinators, enhancing the chances of effective pollination.
B. Floral scent has no effect on pollinator behavior.
C. Floral scent only repels potential pollinators.
D. Floral scent is produced solely by the pollen grains.

Biology — Sexual Reproduction in Flowering Plants

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Which of the following statements comparing sexual and asexual reproduction in flowering plants is correct?

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