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Name the common function that cotyledons...

Name the common function that cotyledons and nucellus perform.

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The common function that cotyledons and nucellus perform are as follows
(i) Storge of reserve food material.
(ii) Nourishment Cotyledons nourishes embryo and nucellus nourishes embryo sac.
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NCERT EXEMPLAR-SEXUAL REPRODUCTION IN FIOWERING PIANTS-Sexual Reproduction In Fiowering Piants
  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

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

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

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

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

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

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

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  11. What is self-incompatibility ?

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

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  13. Draw the diagram of a mature embryo sac and show its eight -uncleate, ...

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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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  19. List three strategies that a bisexual chasmogamous flower can evolve t...

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  20. Given below are the events that are observed in an artificial hybridis...

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