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In angiospermsm, each pollen grain produ...

In angiospermsm, each pollen grain produces to male cells. What do these sperm do in the fertilisation of flower?

A

Each one fertilises a separate egg cell to give rise to two seeds

B

One fertilises an egg cell and the other fertilises another cell that gives rise to the tissue of the fruit

C

Both fertilises a single egg cell

D

One fertilises and egg cell and other fertilises the cell that forms endosperm.

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The correct Answer is:
D
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ARIHANT NEET-SEXUAL REPRODUCTION IN FLOWERING PLANTS -ASORTED QUESTIONS
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  3. In a fertilised embryo sac, the haploid, diploid and triploid structur...

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  4. The male gametes of angiosperms are

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  7. While planning for an articifical hybridisation programmme involving d...

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  8. There are at lest two families where the product of double fertilisati...

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  9. The sequence of development during the formation of endosperm is

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  10. Choose the correct statement from the following.

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  11. Even after killing the generative cell with a laser beam, the pollen g...

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  12. Pollen grains that would easily germinate on stigma are found to germi...

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  13. In angiospermsm, each pollen grain produces to male cells. What do the...

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  14. IN Tape Grass (= Vallisneria )

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  15. A botanist treated some pollen grains with enzymes, chemical and high ...

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  16. Cross-pollination offers certain advantages as well as disadvantages t...

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  17. There is only one female Borasses palm on an island and no male palms....

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  18. Choose the correct match.

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  19. The angiospermic endosperm, except in special cases, is a triploid (3n...

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  20. Having one cotyledon distinguishes monocot seeds from dicot seeds. Wha...

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