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Out of megaspre tetrad, the functional m...

Out of megaspre tetrad, the functional megaspore is

A

Any megaspore

B

Middle megaspore

C

Micropylar Megaspore

D

Chalazal Megaspore

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The correct Answer is:
D
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In angiosperms, the functional megaspore in the linear tetrad is generally

Read the following statements and find out the incorrect statements. a. Ovules generally differentiate a single megaspore mother cell (MMC) in the chalazal region of the nucellus. b. The MMC undergoes reduction division and produces four megaspores. c. In a majority of angiosperms, one of the megaspore is degenerated while the other three remains functional. d. The nucleus of the functional megaspore divides mitotically three times and form 2-nucleate, 4-nucleate and later 8-nucleate stages of the embryo sac. e. These mitotic division are strictly free nuclear, that is, nuclear division are immediately followed by cell wall formation.

In angiosperms, functional megaspore develops into

The process of formation of megaspores from the megaspore mother cell in the ovule.

Assertion: In majority of angiosperms, there is monosporic type of embryo sac development. Reason: The embryo sac develops from the single functional megaspore.

MAXIMUM PUBLICATION-SEXUAL REPRODUCTION IN FOLLOWING PLANTS-EXERCISE
  1. In flowering plants, fertilization occur in

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  2. The source of food for developing embryo is

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  3. Out of megaspre tetrad, the functional megaspore is

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  4. How many megaspore mothe cell are produced in a nuclellus

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  5. During the monosporic development of embryo sac the nucleus of the fun...

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  6. Cross pollination has the advantage of

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  7. Unisexual flower prevent

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  8. The function of the filiform apparatus is

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  9. Find the odd one

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  10. Choose the correctly matched pair

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  11. Choose the correct answer. The layer of microsporangium that nouris...

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  12. A typical angiosperm embryo sac at maturity is.

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  13. The process of formation of fruits without fertilization is called

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  14. Identify the wrong statesments regarding post-fertilization developmen...

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  15. Dicot embryo consists of : radicle and plumule radicle, plumule, c...

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  16. These process are necessary for the complete development of male gamet...

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  17. A bilobeddithecus anther has 100 microscope mother cells per micro spo...

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  18. An anther with malfunctioning tapetum often fails to produce viable ma...

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  19. Pollen grains are well preserved as fossil for many years due to some ...

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  20. Pollen grains are well preserved as fossil for many years due to some ...

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