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BIOLOGY
The given figure represents...

The given figure represents

A

megaspore

B

microspore

C

microsporphyll

D

microsporangium

Text Solution

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The correct Answer is:
B
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NCERT FINGERTIPS-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Sexual Reproduction In Flowering Plants
  1. Study of pollen grains is called

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  2. Several pollen grains form a unit designated as pollinium in Family

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  3. The given figure represents

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  4. How many pollen mother cells should undergo meiotic division to produc...

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  5. How many meiotic divisions are required for the formation of 100 polle...

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  6. One of the most resistant biological material present in the exine of ...

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  7. Which of the following statements about sporopollenin is incorrect ?

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  8. What is the function of germ pore?

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  9. Read the given statements. (i) Outer exine is made up of sporopolle...

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  10. of the pollen grain divides to form two male gametes.

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  11. The three cells found in a pollen grain when it is shed at 3-celled st...

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  12. In a fully developed male gametophyte the number of nuclei is

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  13. Refer to the given figure of reproductive structure of Papaver and ide...

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  14. Megasporangium along with its protective integuments is called

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  15. A typical angiospermous ovule is attached to the placenta by means of ...

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  16. Identify the parts labelled A,B,C and D in the given figure and selec...

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  17. Match column I with column II and select the correct option from the g...

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  18. Mature ovules are classified on the basic of funiculus. If micropyle c...

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  19. When micropyle, chalaza and hilum lie in a straight line, the ovule is...

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  20. Select the correct option regarding the ploidy level of different stru...

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