(A) The megasporangium in angiosperms is commonly referred to as the $Ovule$. It consists of a central mass of tissue called the nucellus,which is pro

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(A) The megasporangium in angiosperms is commonly referred to as the $Ovule$. It consists of a central mass of tissue called the nucellus,which is protected by one or two protective envelopes known as integuments. Therefore,an integumented megasporangium is technically defined as an $Ovule$.

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

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Integumented megasporangium is known as:

A
Ovule
B
Pollen sac
C
Pollen grain
D
Embryo sac

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Class 12

Biology Questions

Chapter

Sexual Reproduction in Flowering Plants

Subtopic

The Pistil, Megasporangium (ovule) and Embryo sac

The stalk with which ovules are attached to the placenta is called:

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Match the columns $I$ and $II$ and choose the correct combinations.

Column-$I$ Column-$II$

$(a)$ Funicle $(i)$ Small opening of ovule

$(b)$ Integuments $(ii)$ Stalk of ovule

$(c)$ Chalaza $(iii)$ Protective envelopes of ovule

$(d)$ Hilum $(iv)$ Junction part of ovule and stalk

$(e)$ Micropyle $(v)$ Base of ovule

Column-$I$	Column-$II$
$(a)$ Funicle	$(i)$ Small opening of ovule
$(b)$ Integuments	$(ii)$ Stalk of ovule
$(c)$ Chalaza	$(iii)$ Protective envelopes of ovule
$(d)$ Hilum	$(iv)$ Junction part of ovule and stalk
$(e)$ Micropyle	$(v)$ Base of ovule