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Exine of pollen grains is composed of...

Exine of pollen grains is composed of

A

Pectocellulose

B

Lignocellulose

C

Sporopollenin

D

Pollenkitt

Text Solution

Verified by Experts

The correct Answer is:
C
Exine is made up of sporopollenin (derived from carotenoid)
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Select the correct Statement . a. Intine of pollen grains is composed of pectocellulosic in nature . b. Pollen grains develop from the haploid microspore mother cells in pollen sacs of anther. c. Pollen grain is diploid , unicellular , multinucleate and oval shaped structure. d. Pollen grains are generally spherical measuring about 20-25 mm in diameter .

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ERRORLESS -SEXUAL REPRODUCTIO IN FLOWERING PLANTS-Sexual Reproductio In Flowering Plants
  1. Rarely among angiosperms in pollen grains influenced the endosperm thi...

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  2. In the given diagram name of the parts A, B, C, D and E

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  3. Exine of pollen grains is composed of

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  4. Meiosis can be observed in

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  5. In angiosperm, all 4 microspores of tetrad are covered by a layer whic...

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  6. Pollinia is found in which of the following plant family

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  7. Haploids can be obtained from

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  8. An anther with two microsporangia is found in

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  9. The pollen grain is

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  10. How many meiotic divisions are necessary to produce 100 pollen grains

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  11. Which part of the reproductive structure produces both enzymes and hor...

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  12. Which of the following statements about sporopollenin is incorrect ?

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  13. Which one of the following statements is not true

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  14. If there are 1280 microspores in a tetralocular anther. How many micro...

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  15. The function of innermost layer of pollen sac, tapetum is

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  16. What is the function of germ pore

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  17. The given figure represents some stages in microgametogenesis identify...

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  18. Development and formation of pollen grains in anther of the stamen is ...

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  19. In given figure A and B are respectively

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  20. In anther culture, the androgenic haploid plants are obtained from

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