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The number of cells in the Polygonum typ...

The number of cells in the Polygonum type of embryo sac which degenerate after fertilization

A

2

B

7

C

4

D

8

Text Solution

Verified by Experts

The correct Answer is:
C
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TRUEMAN BIOLOGY-SEXUAL REPRODUCTION IN FLOWERING PLANTS-MULTIPLE CHOICE QUESTIONS
  1. The haploid cell which divides by mitosis to form embryosac is

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  2. Which of the cells in the Polygonum type of embryo sac which degenera...

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  3. The number of cells in the Polygonum type of embryo sac which degener...

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  4. In 82% of angiosperm families, ovule is

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  5. Which of the following statements is/are correct ? (i) Endothecium ...

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  6. The arrangement of the nuclei in a normal embryo sac in the dicot plan...

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

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  8. Male gametes in angiosperms are formed by the division of

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  9. Increased asthmatic attacks in certain seasons are related to

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  10. Pollination occurs when a pollen grain

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  11. Anemophily is pollination through

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  12. Emasculation is

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  13. When anthers and stigma mature at the same time it is called

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  14. Self pollination (autogamy) is obligatory in closed bisexual flowers ...

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  15. Wind pollinated plants differ from insects pollinated plants in havin...

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  16. The process whereby a perfect flower is pollinated by its pollen is ...

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  17. The term used when anthers and stigmas of intersexual or perfect

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  18. Maturation of gynoecium before anthers of the same flower of

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  19. Cross pollination in crop plant is known as

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  20. Hydrophily occurs in

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