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What does the filiform apparatus do at t...

What does the filiform apparatus do at the entrance into ovule?

A

It guides pollen tube from a synergid to egg

B

It helps in the entry of pollen tube into a synergid

C

It prevents entry of more than one pollen tube into the embryo sac

D

It brings about opening of the pollen tube

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What does the filiform apparatus do at the entrance into or Function of filiform apparatus is to (a) Brings about opening of pollen tube (b) Guides pollen tube from synergid to egg (c) Helps in the entry of pollen tube into synergid (d) Prevents entry of more than one pollen tube into embryo sac

The filiform apparatus is present in

The filiform apparatus is present in

The filiform apparatus is present in

Function of filiform apparatus is to :-

Function of filiform apparatus is to :-

What does ANF do?

What does the MODEM do?

Identify the correct statement about fertilization. I. Pollen grain germinates on the stigma. II. The filiform apparatus guides the pollen grain to the egg. III. The micropyle doesn't allow entry of male gametes . IV Pollen pistil interaction determines the promotion or inhibition of pollen.

VMC MODULES ENGLISH-SEXUAL REPRODUCTION IN FLOWERING PLANTS-EFFICIENT
  1. A homogamous tall pistilltate plant (TT) is crossed with homogamous dw...

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  2. The pedicel of the female flower coils after pollination in

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  3. What does the filiform apparatus do at the entrance into ovule?

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  4. Pollen tube enters the ovule through the integuments. The process is c...

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  5. When more than 2 male gametes are produced in a pollen tube, it is cal...

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  6. Even after killing the generative cell with a laser beam, the pollen g...

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  7. Flower in which stamens are not well developed are called

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  8. In angiosperms microspores are

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  9. Pollen dispersal occurs at two/three celled stage, further development...

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  10. In over 40% of angiosperms, pollen grains are shed at 3 celled stage, ...

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  11. Which of the following, pollen grains maintain their viability for mon...

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  12. Nuclear endosperm is a character of :

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  13. S. G. Nawaschin (1898) discovered double fertilisation in which of the...

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  14. Monothecous anthers are found in :

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  15. Suppose there are 20 chromosomes in zygote of a plant and its female g...

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  16. Direct development of embryo from cells of integument without involvin...

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  17. Which of the following is pollinated by bats ?

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  18. The shape of pollen grains is generally and measure about mu m in dai...

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  19. Which of the following statement best describes an ovule ?

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  20. Thickness of exine is increased by :

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