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Which of the following structures guides...

Which of the following structures guides the pollen tube during
its growth so that it may reach the final destination?

A

Conducting stands of style

B

Obturator

C

Filiform apparatus

D

All of these

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VMC MODULES ENGLISH-SEXUAL REPRODUCTION IN FLOWERING PLANTS-ENABLE
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  2. Which of the following does not show protogyny?

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  3. Pollination by snails is termed as

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  4. In palynology, we study which of the following?

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  5. In anther wall, which of the following constitutes third layer from ou...

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  6. Aril is

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  7. An ovule with well developed nucellus is called as

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  9. Which of the following is regarded as best contrivances for self polli...

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  10. Select incorrect statement for male gametophyte in angiosperms?

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  11. A ridge like structure called raphe is characteristic of which type of...

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  12. Effect of pollen on the size of fruits is found in and is called as

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

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  14. Triple fusion is also known as

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  15. Before meiosis the microsporocyte become surrounded by a thickening of

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  16. Which of the following structures guides the pollen tube during its ...

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  17. The portion of tigellum below the level of cotyledons in dicot embryo ...

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  18. Which of the following is not correct w.r.t. pollen tube?

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  19. When ovule turns at an angle of 360^(@), so that funicle becomes coile...

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  20. In angiosperm, mature male gametophyte is produced after meiosis and ...

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