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Zoology - Human Reproduction - Two Marks Study Materials

12th Standard EM

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Biology

Time : 00:45:00 Hrs
Total Marks : 30
    15 x 2 = 30
  1. Mention the differences between spermiogenesis and spermatogenesis

  2. At what stage of development are the gametes formed in new born male and female?

  3. Expand the acronyms
    a. FSH
    b. LH
    c. hCG
    d. hPL

  4. How is polyspermy avoided in humans?

  5. What is colostrum? Write its significance.

  6. Placenta is an endocrine tissue. Justify

  7. Draw a labeled sketch of a spermatozoan.

  8. Name the Cells noticed in the epithelial layer of Seminiferous tubules.

  9. Define Implantation.

  10. What is Organogenesis?

  11. Name the types of cells found in seminiferous tubule.

  12. Name the accessory glands of the male reproductive system.

  13. What is endometrium?

  14. What is ovulation?

  15. What is the function of yolk sac in a human embryo?

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