(B) In angiosperms,the female gametophyte is known as the embryo sac.It is a small,seven-celled,and eight-nucleated structure that develops within the

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(B) In angiosperms,the female gametophyte is known as the embryo sac.It is a small,seven-celled,and eight-nucleated structure that develops within the nucellus of the ovule.The process begins with a single megaspore mother cell undergoing meiosis to produce four megaspores,of which three degenerate and one functional megaspore develops into the embryo sac.

Class 12 Biology Sexual Reproduction in Flowering Plants The Pistil, Megasporangium (ovule) and Embryo sac

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Female gametophyte of angiosperm is represented by $-$

A
Ovule
B
Embryo sac
C
Nucellus
D
Megaspore mother cell

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Class 12 Questions

Class 12

Biology Questions

Chapter

Sexual Reproduction in Flowering Plants

Subtopic

The Pistil, Megasporangium (ovule) and Embryo sac

Which of the following parts belong to the gynoecium? $P$ - Stigma,$Q$ - Anther,$R$ - Style,$S$ - Ovary,$T$ - Connective,$U$ - Filament

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"Endostome and Exostome" are parts of the......

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The ovary is a part of which of the following?

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Which of the following types of embryo sac is commonly found in angiosperms?

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Match List-$I$ with List-$II$:

List-$I$ List-$II$

$A$. Hilum $I$. Residual persistent nucellus

$B$. Perisperm $II$. Basal part of ovule

$C$. Chalaza $III$. Junction between ovule and funicle

$D$. Funicle $IV$. Stalk by which ovule is attached to placenta

Choose the correct answer from the options given below:

List-$I$	List-$II$
$A$. Hilum	$I$. Residual persistent nucellus
$B$. Perisperm	$II$. Basal part of ovule
$C$. Chalaza	$III$. Junction between ovule and funicle
$D$. Funicle	$IV$. Stalk by which ovule is attached to placenta