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Secondary nucleus present in the middle ...

Secondary nucleus present in the middle of embryo sac is :

A

Tetraploid

B

Triploid

C

Diploid

D

Haploid

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Verified by Experts

The correct Answer is:
B
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MODERN PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANT-EXERCISE
  1. In flowering plants, archesporium gives rise to :

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  2. Pollen grains are able to tolerate extremes of temperature and desicca...

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  3. Secondary nucleus present in the middle of embryo sac is :

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  4. Correct the sentences, if required by changing the underlined word. ...

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  5. Ovule integument gets transformed into :

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  6. In nature, cleistogamous flowers are :

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  7. From which cells of embryo plumule is produced?

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  8. From which cells peripheral region of radical is produced ?

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  9. Name the process of embryo sac formation from cell of nucellus, withou...

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  10. Mesogamy is :

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  11. Nucellus froms which of the following part of fruit ?

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  12. Number or chormosome in an angiospermic plant is 14, then the number o...

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  13. Double fertilization is the process in the plants that includes

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  14. Unisexuality of flowers prevents :

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  15. Which of the following shows triploid nature in flowering plants ?

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  16. Which one of the following is not a device to promote cross-pollinatio...

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  17. Ornithophily refers to the pollination by which of the following ?

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  18. The water of green coconut is :

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  19. The hilum and micropyle lie side by side very close to each other in :

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  20. Embryo axis above the cotyledon is celled as :

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