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The process whereby the male gametes ar...

The process whereby the male gametes are brought to the egg by a pollen tube is called

A

1)porogamy

B

2)siphonogamy

C

3)syngamy

D

4)chalazogamy

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The correct Answer is:
B
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TRUEMAN BIOLOGY-SEXUAL REPRODUCTION IN FLOWERING PLANTS-MULTIPLE CHOICE QUESTIONS
  1. Anemophily type of pollination is found in :

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  2. Upon fertilization, while ovule develops into seed, what structure dev...

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  3. The process whereby the male gametes are brought to the egg by a poll...

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  4. The pollen tubes grow through the solid style by separating their ce...

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  5. External water is not required for fertilization of 1. Cryptogams 2....

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  6. In angiosperms, triple fusion produces

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  7. In angiosperm, syngamy or true fertilization refers to

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  8. Movement of pollen tube towards embryo sac is

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  9. Germination of pollen grain on the stigma is

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  10. At the time of entering embryo sac the pollen tube contains

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  11. Doubles fertilization is fusion of

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  12. Route used by pollen tube for entering ovule is

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  13. The significance of double fertilization is that it

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  14. The second fertilization in angiosperms is known as

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  15. Entry of pollen tube through micropyle while reaching the embryo sac...

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  16. When pollen tube enters by integuments then the process is called

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  17. In angiosperms, pollen tube liberates its male gametes into:

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  18. Total number of nuclei involved in double fertilization is

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  19. Pollen tube enters the embryo sac usually

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  20. Development of embryo in angiosperm is

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