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Read the following statements. (a) Durin...

Read the following statements. (a) During crossing over, exchange of genetic material between sister chromatids occurs. (b) By the end of diakinesis, nucleolus reappears. (c) During the stage between telophase 1 and prophase II, chromosomes get elongated. Which of the given statements is/are correct?

A

Only (a) & (b)

B

All (a), (b) & (c)

C

Only (c)

D

Only (b) & (C)

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AAKASH INSTITUTE ENGLISH-TEST 1-Examplle
  1. Read the following statements. (a) During crossing over, exchange of g...

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  2. Pollen grains are shed at two-celled stage in angiosperms.Find the cor...

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  3. An aquatic plant which is pollinated by water is

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  4. An angiospermic plant has the following charecteristics.Identify the t...

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  5. Select the correct statements about apomitic seeds.a)these seeds are p...

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  6. Paethenocarpic fruits

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  7. A typical angiospermic seed consist of all,except

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  8. Persistent nucellus in the seeds of black pepper is called

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  9. Both autogamy and geitonogamy are prevented in

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  10. Select the odd w.r.t. the ploidy level of cells of embryo sac.

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  11. Generative cell of pollen grain

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  12. The outer layer of sporoderm which helps in fossilization of pollen gr...

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  13. The innermost layer of anther wall whose cells nourish the developing ...

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  14. If the chromosome number in a meiotically produced gamete of a plant i...

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  15. Male gametes require water to reach the female gamete in

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  16. China rose is

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  17. Heterogametes are found in

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  18. In flowering plants,which of the following structures is present befor...

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  19. Pollen grains are the carrier of male gametes in

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  20. Syngamy does not occur outside the body of the organism in

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