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Double Fertilisation

In angiosperm...

Question

In angiosperms, each embryo-sac has a

A

one-celled egg apparatus

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B

two-celled egg apparatus

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C

three-celled egg apparatus

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D

four-celled egg apparatus

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Solution

The correct option is C three-celled egg apparatus
In angiosperms, each embryo-sac has a three-celled egg apparatus having one egg cell and two synergids; three antipodal cells and two polar nuclei.

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a) Egg apparatus consists one egg cell and two synergids.
(b) Antipodals cells are situated towards micropylar end.
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(d) Polar nuclei are situated below the egg apparatus in the larger central cell.

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Q. The egg apparatus inside the embryo sac in angiosperms is

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Double Fertilisation

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