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Pollen tube usually enters the embryo sa...

Pollen tube usually enters the embryo sac :

A

Between one synergid and central cell

B

By knocking of antipodal cell

C

Through one of synergids

D

Directly penetrate the egg

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The correct Answer is:
A
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MBD PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-QUESTION BANK
  1. Pollen grains are able to tolerate extremes of temperature and desicca...

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  2. The plant part which consists of two generations one with in the other...

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  3. Pollen tube usually enters the embryo sac :

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  4. A plant root cell has 16 chromosomes thus:

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  5. Which one of the following statements is correct ?

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  6. When a diploid female plant is crossed with a tetraploid male, the plo...

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  7. Which of the followiing represent the edible part of the fruit of litc...

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  8. Pollen tube usually enters the embryo sac :

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  9. Which one of the following represents an ovule , where the embryo sac ...

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  10. Why is vivipary an undesirable character for annual crop Plants?

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  11. In which pair both the plants can be vegetatively propagated by leaf p...

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  12. In a, typeof apomixis known as adventive embryony, embryos, develop di...

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  13. Double fertilization,involves:

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  14. In some plants anthers and stigma grow and mature at same time. This p...

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  15. For the formation of tetrasporic embryo sac, how many megaspore mother...

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  16. Pollen 'sac in Cycas is called:

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  17. Polygonum type of embryo sac is :

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

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  19. Xenia refer to:

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  20. The pollination preferred by snails .

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