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Which one of the following is surrounde...

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

A

pollen grain

B

microsper mother cell

C

male gamete

D

egg

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The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-SEXUAL REPRODUCTION IN FLOWERING PLANTS -Assignment (SECTION C)
  1. Which one of the following is resistant to enzyme action?

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  2. Male gamates in angiosperms are formed by

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

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

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

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  6. Arrangement of nuclei in normal dicot embryo sac is

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

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

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

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

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  11. Which one of the following statement is correct

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  12. Megaspores are produced from megaspore mother cells after

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  13. Animal vectors are required for pollination in

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  14. Which of the following statement is correct ?

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

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  16. The embryo is sunflower has

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  17. Endosperm is completely consumed by the developing embryo in

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

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  19. Which of the folliwng statement is wrongs?

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  20. Long ribbon like pollen grains are seen in some

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