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IN Tape Grass (= Vallisneria )...

IN Tape Grass (= Vallisneria )

A

both male and female flowers break from the plant and float on the surface of water

B

only the female flowers break from the plant, while the male flowers are brought to the surface by long stalks

C

only the male flower breaks from the plant and rise to the surface, while the female flowers are brought to the surface by long pedicels

D

any of the two types of flowers can break

Text Solution

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The correct Answer is:
C

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  3. In a fertilised embryo sac, the haploid, diploid and triploid structur...

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

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

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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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