10th class Biology, Chapter 6: Reproductive System MCQs

1. In which part of the body oogenesis takes place?

1. (A) Oviduct
2. (B) Ovary ✓
3. (C) Uterus
4. (D) Fallopian tube

2. Which of the following is NOT a part of the male reproductive system?

1. (A) Testes
2. (B) Uterus ✓
3. (C) Epididymis
4. (D) Prostate gland

3. Which hormone directly triggers ovulation?

1. (A) Oestrogen
2. (B) Progesterone
3. (C) Luteinizing hormone (LH) ✓
4. (D) Follicle-stimulating hormone (FSH)

4. Which hormone is responsible for the development of male secondary sexual characteristics?

1. (A) Follicle Stimulating Hormone
2. (B) Oestrogen
3. (C) Testosterone ✓
4. (D) Luteinizing Hormone

5. What is the function of acrosome?

1. (A) Guides the sperm towards egg cell
2. (B) Releases enzymes that help sperm penetrate the egg's outer layers ✓
3. (C) Activates the egg for fertilization
4. (D) Helps in the fusion of sperm and egg nuclei

6. What is the function of the Fallopian tubes?

1. (A) Site of fertilization ✓
2. (B) Storage of eggs
3. (C) Secretion of oestrogen
4. (D) Transport of sperm to testes

7. Which hormone is primarily responsible for the development of male secondary sexual characteristics?

1. (A) Oestrogen
2. (B) Testosterone ✓
3. (C) Progesterone
4. (D) FSH

8. Fertilization usually occurs in the:

1. (A) fallopian tube ✓
2. (B) uterus
3. (C) vagina
4. (D) cervix

9. The gonads in male animals are the:

1. (A) kidneys
2. (B) adrenal glands
3. (C) testes ✓
4. (D) ovaries

10. The process of formation of gametes is called:

1. (A) ovulation
2. (B) implantation
3. (C) gametogenesis ✓
4. (D) fertilization

11. Gametogenesis involves the cell division:

1. (A) binary fission
2. (B) budding
3. (C) meiosis ✓
4. (D) mitosis

12. Sperms are produced in the:

1. (A) seminal vesicles
2. (B) seminiferous tubules ✓
3. (C) epididymis
4. (D) prostate gland

13. One primary spermatocyte finally forms:

1. (A) two sperms
2. (B) one sperm
3. (C) eight sperms
4. (D) four sperms ✓

14. Spermatids are formed from secondary spermatocytes by:

1. (A) meiosis-II ✓
2. (B) meiosis-I
3. (C) mitosis
4. (D) fertilization

15. The ovum develops in a small fluid-filled sac called:

1. (A) seminiferous tubule
2. (B) acrosome
3. (C) cervix
4. (D) follicle ✓

16. The smaller cell produced by the first meiotic division of the primary oocyte is the:

1. (A) secondary oocyte
2. (B) egg
3. (C) spermatid
4. (D) first polar body ✓

17. The release of the egg cell from the ovary is called:

1. (A) ovulation ✓
2. (B) fertilization
3. (C) implantation
4. (D) menstruation

18. The cell formed by the fusion of the sperm and egg nuclei is the:

1. (A) spermatid
2. (B) polar body
3. (C) zygote ✓
4. (D) oocyte

19. GnRH is released by the:

1. (A) anterior pituitary
2. (B) testes
3. (C) ovaries
4. (D) hypothalamus ✓

20. The hormone that maintains pregnancy by preventing contractions of the uterus is:

1. (A) oxytocin
2. (B) testosterone
3. (C) progesterone ✓
4. (D) oestrogen