This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 3 Human Reproduction – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 3 Human Reproduction Quiz 17 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The end of reproductive capacity in the female reproductive system is known as A) Menopause. B) Puberty. C) Perimenopause. D) Estrogen. Show Answer Correct Answer: A) Menopause. 2. Ovulation generally occurs around days: A) 1-5. B) 20-23. C) 7-9. D) 12-14. Show Answer Correct Answer: D) 12-14. 3. Which of the following layers in an antral follicles is a cellular A) Theca interna. B) Stroma. C) Zona pellucida. D) Granulosa. Show Answer Correct Answer: C) Zona pellucida. 4. A fertilized ovum in the female human body attaches itself to the wall of the female's vagina. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 5. Menstrual flow occurs due to lack of- A) Progesterone. B) FSH. C) Oxytocin. D) Vasopressin. Show Answer Correct Answer: A) Progesterone. 6. Which is a negative feedback mechanism in the menstrual cycle? A) Follicle stimulating hormone inhibits oestrogen. B) Oestrogen inhibits luteinizing hormone. C) Oestrogen inhibits follicle stimulating hormone. D) Progesterone inhibits oestrogen. Show Answer Correct Answer: C) Oestrogen inhibits follicle stimulating hormone. 7. Bartholin's glands are homologous to A) Bulbo-urethral glands. B) Seminal vesicle. C) Prostate gland. D) Glans penis. Show Answer Correct Answer: A) Bulbo-urethral glands. 8. What is meant by contraception? A) A means to promote fertilisation or implantation by natural or artificial methods to encourage pregnancy. B) An inability to produce offspring. C) A means to prevent fertilisation or implantation by natural or artificial methods to avoid pregnancy. D) A mixture of sperm and seminal fluid. Show Answer Correct Answer: C) A means to prevent fertilisation or implantation by natural or artificial methods to avoid pregnancy. 9. The reproductive strategy where the individuals are genetically identical to the parent. A) Sexual. B) Asexual. C) Separation. D) Copulation. Show Answer Correct Answer: B) Asexual. 10. The surge in the hormone during ovulation is A) GnRH. B) FSH. C) LH. D) GH. Show Answer Correct Answer: C) LH. 11. The epididymis is A) The storage organ for sperm. B) Structure that makes sperm. C) Organ that releases an egg cell. D) Organ that secretes seminal fluid. Show Answer Correct Answer: A) The storage organ for sperm. 12. What is the role of oestrogen? A) Repair of uterus lining. B) Maintaining uterus lining. C) Ovulation. D) To break down uterus lining. Show Answer Correct Answer: A) Repair of uterus lining. 13. Which of the following are the male gametes? A) Ovaries. B) Testes. C) Spermatozoa. D) Ova. Show Answer Correct Answer: C) Spermatozoa. 14. The lining of endometrium regenerates during A) Menstrual Phase. B) Follicular Phase. C) Ovulation. D) Luteal Phase. Show Answer Correct Answer: B) Follicular Phase. 15. True or False:The fertilized egg begins to divide while still in the oviduct. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 16. What is the name of the part which is the birthing canal? A) Cervix. B) Uterus. C) Vagina. D) Ovi Duct. E) Ovary. Show Answer Correct Answer: C) Vagina. 17. Where do you find spermatogonia? A) Attached to the germinal epitheliium of the seminiferous tubule. B) Attached to the Sertoli cells. C) Attached to Leydig cells. D) In the epididymis. Show Answer Correct Answer: A) Attached to the germinal epitheliium of the seminiferous tubule. 18. Which day of the menstrual cycle does ovulation take place? A) 1-5. B) 14. C) 28. D) 12. Show Answer Correct Answer: B) 14. 19. Which facts about the uterus (in human females) is true? A) Single. B) Also called womb. C) Inverted pear shape. D) All of these. Show Answer Correct Answer: D) All of these. 20. Both human and plant sexual reproduction go through the processes of pollination and fertilisation. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 21. Which is a positive feedback mechanism in the menstrual cycle? A) Follicle stimulating hormone stimulates oestrogen. B) High oestrogen levels stimulate LH and FSH. C) Oestrogen stimulates progesterone. D) High FSH stimulates oestrogen. Show Answer Correct Answer: B) High oestrogen levels stimulate LH and FSH. 22. Which two hormones are most closely associated with thickening of the uterine lining in the human female during the menstrual cycle? A) FSH & Testosterone. B) Progesterone & testerone. C) Estrogen & FSH. D) Estrogen and progesterone. Show Answer Correct Answer: D) Estrogen and progesterone. 23. Which of the following events occurring during the ovarian cycle is a result of the negative feedback caused by an increase in oestrogen levels? A) Decreased production at the end of the secretory phase. B) Increased secretion of luteinizing hormone during follicular phase. C) Increased secretion of gonadotrophin releasing hormone during follicular phase. D) Decreased secretion of follicle-stimulating hormone after the release of the secondary oocyte. Show Answer Correct Answer: B) Increased secretion of luteinizing hormone during follicular phase. 24. The inability of sperm cells to move normally could prevent the production of offspring by interfering with A) Meiosis. B) Mitosis. C) Fertilization. D) Differentiation. Show Answer Correct Answer: C) Fertilization. 25. What is the primary role of the placenta during pregnancy? A) Exchanging nutrients and oxygen via diffusion. B) Directly mixing maternal and fetal blood. C) Serving as birth canal for delivery. D) Producing eggs and hormones. Show Answer Correct Answer: A) Exchanging nutrients and oxygen via diffusion. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 3 Human Reproduction Quiz 1Class 12 Biology Chapter 3 Human Reproduction Quiz 2Class 12 Biology Chapter 3 Human Reproduction Quiz 3Class 12 Biology Chapter 3 Human Reproduction Quiz 4Class 12 Biology Chapter 3 Human Reproduction Quiz 5Class 12 Biology Chapter 3 Human Reproduction Quiz 6Class 12 Biology Chapter 3 Human Reproduction Quiz 7Class 12 Biology Chapter 3 Human Reproduction Quiz 8Class 12 Biology Chapter 3 Human Reproduction Quiz 9Class 12 Biology Chapter 3 Human Reproduction Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books