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The phenomenon of floral parts acting as...

The phenomenon of floral parts acting as a barrier to self pollination is

A

heterostyly

B

dichogamy

C

dicliny

D

herkogamy

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The correct Answer is:
D
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ARIHANT NEET-SEXUAL REPRODUCTION IN FLOWERING PLANTS -ASORTED QUESTIONS
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  2. Lever mechanism of pollination is a characteristic adaptation for ento...

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  3. The phenomenon of floral parts acting as a barrier to self pollination...

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  4. Embryogeny is branchof embryology dealing with

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  5. The isolation of megasporocyte from the rest of the nucellar tissue be...

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  6. When ovule is straight with funiculus, embryo sac, chalaza and microp...

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  7. A yellow sticky substance present on the surface of entomophilous poll...

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  8. The division of zygote in the development of crucifer type embryo is

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  9. Which of the following is not fuctionally analogous with other in the ...

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  10. The endosperm nucleus gives rise to a number of free nuclei, which rem...

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  11. In most plants, the first wall between the two cells in zygote is tran...

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  12. The aleurone layer of endosperm in monocot seed is related to

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  13. The maximum ploidy seen in the secondary nucleus is

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  14. Which cell of the gametophyte of a normal angiosperm (Capsella) is dip...

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  15. In monocot embryo,

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  16. A nuclear endosperm at a very stage of development

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  17. After the seedling begins to photosynthesise, the cotyledons

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  18. Formation of embryo directly from nucellus and integument is

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  19. Despite high level of heterozygosity, the progeny derived from a seed ...

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  20. The orthid flowers emit a chemical that resembles the odour produced b...

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