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What is the function of germ pore...

What is the function of germ pore

A

Emergence of radicle

B

Absorption of water for seed germination

C

Initiation of pollen tube

D

Release of male gametes

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The correct Answer is:
C
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(a) Draw a diagrammatic sketch of a transverse section of an anther of an angiosperm . Label its different walls and the tissue forming microspore mother cells. (b) Describe the process of microsporogenesis upto the formation of a microspore. (c) Write the function of 'germ pore' in a pollen grain of an angiosperm.

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

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

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  3. What is the function of germ pore

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

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

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  6. In given figure A and B are respectively

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

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  8. In monocots, male gametphyte is

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  9. The odd one is

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  10. In plants meiosis occurs in

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  11. If you want to develop hybrid seeds within a bisexual flower which of ...

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  12. In anther culture some diploid plants were reported with haploids. The...

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  13. The anther wall consists of four wall layers where

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  14. Study the following statements and select the correct option. (i) Ta...

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  15. Which of the following wall layers of anther play a predominant role i...

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  16. Tapetum is a part of

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  17. Mature male gametophyte is made up of

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  18. Ubisch bodies found in tapetal cell help in formation of

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  19. Germpore is the region where the exine is

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  20. How many pollen grains are formed from 10 microspore mother cells by m...

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