New ! Biology MCQ Practise Tests



Zoology - Human Reproduction Book Back Questions

12th Standard

    Reg.No. :
  •  
  •  
  •  
  •  
  •  
  •  

Biology

Time : 00:45:00 Hrs
Total Marks : 30
    5 x 1 = 5
  1. The mature sperms are stored in the ____.

    (a)

    Seminiferous tubules

    (b)

    Vas deferens

    (c)

    Epididymis

    (d)

    Seminal vesicle

  2. The glandular accessory organ which produces the largest proportion of semen is ______.

    (a)

    Seminal vesicle

    (b)

    Bulbourethral gland

    (c)

    Prostate gland

    (d)

    Mucous gland

  3. The most important hormone in intiating and maintaining lactation after birth is ______.

    (a)

    Oestrogen

    (b)

    FSH

    (c)

    Prolactin

    (d)

    Oxytocin

  4. The process which the sperm undergoes before penetrating the ovum is _____.

    (a)

    Spermiation

    (b)

    Cortical reaction

    (c)

    Spermiogenesis

    (d)

    Capacitation

  5. The milk secreted by the mammary glands soon after child birth is called ______.

    (a)

    Mucous

    (b)

    Colostrum

    (c)

    Lactose

    (d)

    Sucrose

  6. 3 x 2 = 6
  7. Mention the differences between spermiogenesis and spermatogenesis

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

  9. What is colostrum? Write its significance.

  10. 3 x 3 = 9
  11. What is inhibin? State its functions

  12. What is the composition of semen?

  13. Define gametogenesis.

  14. 2 x 5 = 10
  15. Explain the various phases of the menstrual cycle.

  16. The following is the illustration of the sequence of ovarian events (a-i) in a human female.

    a) Identify the figure that illustrates ovulation and mention the stage of oogenesis it represents.
    b) Name the ovarian hormone and the pituitary hormone that have caused the above-mentioned events.
    c) Explain the changes that occurs in the uterus simultaneously in anticipation.
    d) Write the difference between C and H.

*****************************************

Reviews & Comments about 12th Standard Zoology - Human Reproduction Book Back Questions

Write your Comment