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Embryo sac is to ovule asis to an anther...

Embryo sac is to ovule as_________is to an anther.

A

stamen

B

filament

C

pollen grain

D

androecium

Text Solution

Verified by Experts

The correct Answer is:
C
A typical carpel consists of ovary which can have many ovules. Each ovule has an embryo sac. Which in turn has a single egg cell. Similarly, in majority of angiosperms each stamen consists of a bilobed anther, which in turn has two pollen sacs in lobe, consisting of pollen grains.
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Knowledge Check

  • Embryosac is otherwise known as female gametophyte. The body of the ovule between the chalaza and embryo sac is called hypostase. Tenuinucellate ovules have very small nucellus. The ovule with one integument said to be monosporic.

    A
    I and II only
    B
    II and III only
    C
    II and IV only
    D
    I and IV only

  • There are __________ polar nuclei in the embryo sac .

    A
    2
    B
    3
    C
    4
    D
    1

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    Embryo sac contains ____ cells and ____ nuclei .

    Each embryo sac consists two haploid egg cell and one haploid polar nuclei.

    Select the correct statements (s) regarding the structure of a mature embryo sac. (i) Egg apparatus is situated towards chalzal end. (ii) Antipodal cells are situated towards micropylar end. (iii) A typical angiospermic embryo sac is 7-celled, 8-nucleate at maturity

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