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1.Sexual Reproduction in Flowering Plants
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The endosperm in angiosperms develops from

A

Micropylar polar nucleus

B

Chalazal polar nucleus

C

Secondary nucleus

D

Zygote

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Solution

(c)Secondary nucleus form to endosperm in angiosperms. After double fertilization secondary nucleus become triploid and this triploid cell form endosperm.

Standard 12
Biology
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Assertion : Endosperm is a nutritive tissue and it is triploid.
Reason: Endosperm is formed by fusion of secondary nucleus to second male gamete. It is used by developing embryo

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