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If a pollen of a flower falls on the sti...

If a pollen of a flower falls on the stigma of another flower belonging to the same plant it is

A

Ecologically cross - pollination

B

Genetically and ecologically cross pollination

C

Genetically self-pollination and ecologically cross-pollination

D

None of these

Text Solution

Verified by Experts

The correct Answer is:
C
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AAKASH SERIES-SEXUAL REPRODUCTION IN FLOWERING PLANTS -EXERCISE - II
  1. Commonly in a mature fertilised ovule n, 2n and 3n condition is respec...

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  2. Xenia refers to the effect of pollen on

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  3. If a pollen of a flower falls on the stigma of another flower belongin...

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  4. Dichogamy favouring cross-pollination is a type of floral mechanism wh...

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  5. When the pollen grains are not trasferred from anthers to the stigma i...

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  6. Entomophilous flowers are

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  7. A close relation between flower and pollinating agent is best exhibite...

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  8. The insect Blastophaga grossorum is associated with the pollination of

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  9. Fusion of one male gamete with the egg cell and fusion of another male...

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  10. The movement of pollen tube towards embryo sac is

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  11. At what stage of endosperm development, you will observe nuclear or ce...

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  12. Milky water of green coconut is

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  13. Food material in exalbuminous seed is mainaly stored in

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  14. In the formation of 50 zygotes in a tobacco plant, the minimum number ...

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

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  16. The formation of fruits without fertilization is known as

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  17. Apospory is defined as

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  18. Apomixis in plant means development of a plant

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  19. Pollination in Vallisneria is by

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  20. The total number of nuclei involved in double fertilisation in angiosp...

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