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The only type of pollination which durin...

The only type of pollination which during pollination brings genetically different types of pollen grains to the stigma, is:

A

Geitonogamy

B

Xenongamy

C

Autogamy

D

Chasmogamy

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The correct Answer is:
B
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Assertion : Geitonogamy is functionally cross-pollination involving pollinating agent and genetically it is similar to autogamy since the pollen grains come from the another plant. Reason : Geitonogamy is the only type of pollination which during pollination brings genetically different types of pollen grains to the stigma.

The term used for transfer of pollen grains from anthers of one plant to stigma of a different plant. which, during pollination, brings genetically different types of pollen grains to stigma, is:

The type of pollination which brings genetically different types of pollen on the stigma is

Germination of pollen grain on the stigma is

The type of pollination in Cycas is

Name the different types of pollinations?

The type of pollination in which genetically different pollen grains are brought to stigma is :

The type of pollination which cannot bring genetically same types of pollens on stigma is

Anemophily type of pollination is found in

GRB PUBLICATION-SEXUAL REPRODUCTION IN FLOWERING PLANTS-NCERT Corner
  1. The microsporangia develop further and become:

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  2. The pollen grains represents the:

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  3. The hard outer layer of pollen grains called exine is made up of:

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  4. Prollen grains are well preserved as fossils because of the presence o...

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  5. Which of the following has been claimed to increase the performance of...

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  6. Pollen grains lose viabiliyt within 30 minutes of their release in:

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  7. Arising from the placenta are the megasporangia, commonly called:

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  8. Opposite the micropylar end, representing the basal part of the ovule ...

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  9. In embryo sac, three cells are grouped together at the micropylar end ...

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  10. The only type of pollination which during pollination brings genetical...

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  11. Hair present on the cob of corn are Or Long filamentous threads pr...

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  12. The condition which prevents both autogamy and geitongamy is:

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  13. Floral rewards providing safe places to lay eggs occur in:

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  14. The central cell of embryo sac after triple fusion becomes:

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  15. The tissue in which cells are filled with reserve food materials and a...

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  16. The mature embryo in angiosperms is:

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  17. In grass family, the cotyledon is called:

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  18. The residual, persistent nucellus is called:

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  19. The wall of the ovary develops into:

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  20. A few fowering plants such as some species of Asteraceae and grasses h...

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