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In a flowering plant is microscope mothe...

In a flowering plant is microscope mother cell produce four male gametophytes while a megapore mother cell form only one female gametophyte. Explain.

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Megaspore mother cell undergoes meiosis to form four megaspores. Out of them 3 degenerate and only one takes part in the formation of embryo sac i.e female gametophyte.
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MODERN PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Revison Exercises (B. (Questions From Cbse Board Examinations)
  1. Identify the type of flower shown in A and B. Which out of the two wil...

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  2. In the T.S. of a mature anther given below identify 'A' and 'B' and me...

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  3. Mention the reasons for difference in ploidy of zygote and primary end...

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  4. How does the floral pattern on Mediterranean orchid Ophrys guarantee c...

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  5. (i ) Write the characteristics features of anther, pollen and stigma o...

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  6. Where is sporopollenin present in plants? State its significance with ...

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  7. How do the pollen grains of Vallisneria protect themselves?

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  8. State the advantage and disadvantage of cleistogamy.

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

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  10. In angiosperms , zygote is diploid while primary endosperm cell is tr...

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  11. Name the organic materials the exine and latine of an angiosperm polle...

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  12. List the post-fertilization events in angiosperms.

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  13. Gynaeceum of a flower may be apocarpous or syncarpous. Explain with th...

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  14. A pollen grain in angiosperm at the time of dehiscence from an anther ...

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  15. " Pollen grains in wheat are shed at 3-celled stage while in peas they...

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  16. How many cells are present in the pollen grain at the time of their re...

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  17. A mature, embryo-sac in a flowering plant may possess 7-cells, but 8-n...

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  18. In a flowering plant is microscope mother cell produce four male gamet...

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  19. Comment upon the mode of pollination in Vallisneria and Eichhornia whi...

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