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Embryo sac is monosporic when it develop...

Embryo sac is monosporic when it develops from

A

All the four megaspores

B

Only from two functional megaspores

C

Three megaspores

D

One of the megaspores out of the four mega spores which are derived from division of megaspore mother cell

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The correct Answer is:
D
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AAKASH SERIES-SEXUAL REPRODUCTION IN FLOWERING PLANTS -EXERCISE - II
  1. In Angiosperms, the functional megaspore of a linear tetrad is the

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  2. The normal of Polygonum type of embryosac is

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  3. Embryo sac is monosporic when it develops from

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  4. Commonly in a mature fertilised ovule n, 2n and 3n condition is respec...

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  5. Xenia refers to the effect of pollen on

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  6. If a pollen of a flower falls on the stigma of another flower belongin...

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  7. Dichogamy favouring cross-pollination is a type of floral mechanism wh...

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  8. When the pollen grains are not trasferred from anthers to the stigma i...

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  9. Entomophilous flowers are

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  10. A close relation between flower and pollinating agent is best exhibite...

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  11. The insect Blastophaga grossorum is associated with the pollination of

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  12. Fusion of one male gamete with the egg cell and fusion of another male...

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  13. The movement of pollen tube towards embryo sac is

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  14. At what stage of endosperm development, you will observe nuclear or ce...

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  15. Milky water of green coconut is

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  16. Food material in exalbuminous seed is mainaly stored in

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  17. In the formation of 50 zygotes in a tobacco plant, the minimum number ...

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  18. When a diploid female plant is crossed with a tetraploid male, the plo...

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  19. The formation of fruits without fertilization is known as

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  20. Apospory is defined as

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