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In the angiosperm ovule central cell of ...

In the angiosperm ovule central cell of the , embryo sac, prior to the entry of pollen tube, contains:

A

A single haploid nucleus

B

One diploid and one haploid nucleus

C

Two haploid polar nuclei

D

One diploid secondary nucleus

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The correct Answer is:
C
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MBD PUBLICATION-SEXUAL REORODUCTION IN FLOWERING PLANTS-QUESTION BANK
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  2. In nature, cleistogamous flowers are :

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  3. In the angiosperm ovule central cell of the , embryo sac, prior to the...

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  4. From which cells of embryo plumule is produced?

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  5. In these plants artificial vegetative reproduction is possible through...

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

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

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  8. Mesogamy is :

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

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  10. Pappus is present in compositae for :

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

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

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  13. Which statement is true for angiosperms ?

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  14. Unisexuality of flowers prevents :

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  15. Which one of the following pairs of plant structures has haploid numbe...

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

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

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  18. Choose the mis-matched option.

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  19. A typical angiosperm embryo sac at maturity is :

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

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