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How does sperm enter ovum?...

How does sperm enter ovum?

A

By making hole an ovum

B

Triggering the membrane of ovum with chemicals

C

Crushing the membrane with teeth

D

Enter through the gaps of ovum.

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BEYOND PUBLICATION-REPRODUCTION- THE GENERATING SYSTEM-EXERCISE
  1. identify the mis-matched pairs.

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  2. Arrange the stages of cellll-cycle of mitosis in correct order:

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  3. How does sperm enter ovum?

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  4. Name the different phases of cell division.

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  5. In synthetic stage of cell division cycle which substance is synthesiz...

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  6. Which animal is having less number of Chromosomes?

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  7. The layer of uterus, which exhibits strong contraction during the deli...

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  8. After fertilization implantation of zygote takes place in the uterine ...

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  9. In plants, the fusion of male gamete with secondary nucleus results is...

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  10. which one of the following seeds does not have endosperm? Maize Rice ...

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  11. The correct statement about the membrane grows itself around the embry...

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  12. Which of the following statements is not true about budding in yeast?

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  13. Wrong statement about meiosis (i) Meiosis occurs during gamete formati...

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  14. When food is present in mouth, the quantity of saliva….

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  15. What is the gestation period in human beings ?

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  16. What does this diagram represent?

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  17. Match the following columns

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  18. Consider the following. a - Girls only after 18 years of age can be ...

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  19. What is the cause for formation of seedless fruits ?

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  20. 1. stolen 2. Bulbs, 3. Rhizomes Pick out the right option for a bove m...

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