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NEET UG BIOLOGY MCQ: SEXUAL REPRODUCTION IN FLOWERING PLANTS

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Pollen grains are well preserved as fossils because of the presence of

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Correct option: A

Sporopollenin

Option A (Sporopollenin) is correct because sporopollenin is a highly resistant polymer that protects pollen grains from degradation, allowing them to be preserved as fossils.

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How many meiotic divisions are required to produce 100 seeds in a typical flowering plant? Select the wrong pair. The body of ovule fuses with funicle in the region called Gametophytes that develop from functional megaspore in gymnosperms and angiosperms is (respectively) Ornithophily refers to the pollination by which of the following? Fruit and seed develops