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Which one of the following is resistant ...

Which one of the following is resistant to enzyme action?

A

leaf cuticle

B

cork

C

wood fibre

D

pollen exine

Text Solution

Verified by Experts

The correct Answer is:
D
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AAKASH INSTITUTE ENGLISH-SEXUAL REPRODUCTION IN FLOWERING PLANTS -Assignment (SECTION C)
  1. Function of filiform apparatus is to

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  2. Unisexuality of flowers prevents

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  3. Which one of the following is resistant to enzyme action?

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  4. Male gamates in angiosperms are formed by

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  5. Which one of the following is surrounded by a callose wall ?

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  6. What would be the number of chromosomes in the cells of the aleurone l...

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  7. Long filamentous threads protruding at the end of a young cob of maize...

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  8. Arrangement of nuclei in normal dicot embryo sac is

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  9. In a cereal grain or other grasses the single cotyledon of embryo is r...

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  10. In a type of apomixis known as adventure embryony embryos develop dire...

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  11. Through which cell of the embryo sac, does the pollen tube enter the e...

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  12. Which one of the following represents an ovule where the embryo sac be...

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  13. Which one of the following statement is correct

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  14. Megaspores are produced from megaspore mother cells after

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  15. Animal vectors are required for pollination in

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  16. Which of the following statement is correct ?

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  17. In albuminous seeds, food is stored in and in exalbuminous seeds, food...

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  18. The embryo is sunflower has

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  19. Endosperm is completely consumed by the developing embryo in

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  20. In a flowering plant the pollen tube first arrivs in

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