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What is the function of the two male gam...

What is the function of the two male gametes produced by each pollen grain in angiosperms

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A generative cell forms zygote by performing syngamy with egg cell. This is called syngamy or fertilisation. Another male generative cells unites with two polar nuclei and forms triploid endosperm centre by syngamy
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Which structure is produced on germination of pollen grain ?

What is the function of filiform apparatus? (A) Stigma recognizes proper/ right pollen grain (B) It induces division of germinative cell (C) Produces nectar (D) It guides entry of pollen tube

How many and what type' of male gametes are produced by the male gametophyte of Capsella

Ovules, stamen, ovary, carpel, anther, antipodals, synergids, Pollen grans How many structures are NOT produced by female plant of angiosperms?

Which option is correct for statements - X and Y ? Statement - X : A large number of male gametes fail to reach the female gametes. Statement - Y : The number of male gametes produced is several thousand times the number of female gametes produced. (A) X and Y both are correct and Y is correct reason of X (B) X is correct and Y is wrong (C) Y is correct and X is wrong (D) X and Y both are correct and Y is not correct reason of X.

The pollen grains are produced in (Pollen sac/Ovule)

KUMAR PRAKASHAN-SEXUAL REPRODUCTION IN FLOWERING PLANTS-Section -E (Solution of NCERT Exemplar)(Very Short Answer Type Questions)
  1. Name the component cells of the egg apparatus in an embryo sac

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  2. Name the part of gynoecium that determines the compatible nature of po...

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  3. Name the common function that cotyledons and nucellus perform

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  4. Complete the following flow chart Pollen Mother cell rarr Pollen tetra...

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  5. Indicate the stages where meiosis and mitosis occur (1, 2 or 3) in the...

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  6. In the diagram given below, show the path of a pollen tube from the po...

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  7. Name the parts of pistil which develop into fruit and seeds

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  8. In case of polyembryony, if an embryo develops from the synergid and a...

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  9. Can an unfertilised, apomictic embryo sac give rise to a diploid embry...

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  10. Which are the three cells found in a pollen grain when it is shed at t...

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  11. What is self-incompatibility ? Why does self pollination not lead to s...

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  12. Name the type of pollination in self-incompatiable plants

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  13. With a neat diagram explain the 7-celled, 8-nucleate nature of the fem...

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  14. Which is the triploid tissue in a fertilised ovule? How is the triploi...

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  15. Are pollination and fertilisation necessary in apomixis ? Give reasons

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  16. Identify the type of carpel with the help of diagrams given below

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  17. How is pollination carried out in water plants?

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  18. What is the function of the two male gametes produced by each pollen g...

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