Class XII · Biology practice

Sexual Reproduction in Flowering Plants PYQs

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24 questions in this collection · Page 3 of 3

Question 21 of 24

🟢 NEET 2026 📘 CLASS XII

Sexual Reproduction In Flowering Plants

Arrange the following in the correct developmental sequence related to microsporogenesis:

(A) Microspore tetrads
(B) Sporogenous tissue
(C) Pollen grains
(D) Pollen mother cells

Sporogenous tissue differentiates into pollen mother cells, which undergo meiosis to form microspore tetrads that later develop into pollen grains.

Question 22 of 24

🟢 NEET 2026 📘 CLASS XII

Sexual Reproduction In Flowering Plants

Which one of the following is a triploid cell?

The primary endosperm cell is triploid (3n), formed after triple fusion during double fertilization.

Question 23 of 24

🟢 NEET 2026 📘 CLASS XII

Sexual Reproduction In Flowering Plants

Which one of the following types of pollination brings genetically different types of pollen grains to the stigma?

Xenogamy is pollination between flowers of different plants of the same species and introduces genetically different pollen grains.

Question 24 of 24

🟢 NEET 2026 📘 CLASS XII

Sexual Reproduction In Flowering Plants

Which one of the following is an appropriate example of sexual deceit?

The Ophrys orchid attracts male bees by mimicking the appearance and scent of female bees, a phenomenon known as sexual deceit.

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