This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 3 Human Reproduction – Quiz 62 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 3 Human Reproduction Quiz 62 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. When puberty takes place in girls, which one of the following does not happen? A) Womb grows bigger. B) Shoulders broaden. C) Eggs start producing. D) Breasts enlarge. Show Answer Correct Answer: B) Shoulders broaden. 2. The sex cells or gametes that are made by males and that are needed to fertilize eggs. A) Sperm. B) Egg. C) Oviduct. D) Sperm duct. Show Answer Correct Answer: A) Sperm. 3. In the lifetime of a male and a female, who produces more sex cells? A) Male. B) Female. C) Both produces equal number of sex cells. D) None of the above. Show Answer Correct Answer: A) Male. 4. In the female reproductive system, what connects the uterus to the vagina? A) Fallopian tubes. B) Ovaries. C) Embryo. D) Cervix. Show Answer Correct Answer: D) Cervix. 5. The pouch of skin that holds the testicles and controls temperature for sperm production is called the ..... A) Scrotum. B) Penis. C) Testicle. D) Vas deferens. Show Answer Correct Answer: A) Scrotum. 6. In which animal, the testes are abdominal during embryonic stages but migrate to scrotum just before birth where they remain throughout life A) Elephants. B) Men. C) Rats. D) Whales. Show Answer Correct Answer: B) Men. 7. What does FSH stand for and where is it made? A) Follicle stimulating hormone, ovary. B) Follicle sensing hormone, pituitary gland. C) Follicle sensing hormone, ovary. D) Follicle stimulating hormone, pituitary gland. Show Answer Correct Answer: D) Follicle stimulating hormone, pituitary gland. 8. Afterbirth describes the expulsion of which organ during childbirth? A) Uterus. B) Cervix. C) Vagina. D) Placenta. Show Answer Correct Answer: D) Placenta. 9. What is the major job of the reproductive systems? A) To make more humans. B) To provide immunity to members of a population. C) To make chemical signals helpful in nerve development. D) To contril passgae of food into and out of a fetus. Show Answer Correct Answer: A) To make more humans. 10. The uterine layer shed with each monthly cycle is the ..... A) Myometrium. B) Perimetrium. C) Basal layer of endometrium. D) Functional layer of endometrium. Show Answer Correct Answer: D) Functional layer of endometrium. 11. Which of these is a role of oestrogen? A) It maintains the lining of the uterus during the middle part of the menstrual cycle. B) It triggers the release of a mature egg. C) It repairs and thickens the lining of the uterus. D) None of the above. Show Answer Correct Answer: C) It repairs and thickens the lining of the uterus. 12. Action of contraceptive is A) To prevent the ovulation only. B) Prevention of ovulation and fertilization only. C) Prevention of ovulation, fertilization and implantation only. D) Prevent the rapid passing of eggs in oviduct. Show Answer Correct Answer: C) Prevention of ovulation, fertilization and implantation only. 13. Which one of the following is not a male accessory gland? A) Seminal vesicle. B) Ampulla. C) Prostate. D) Bulbourethral gland. Show Answer Correct Answer: B) Ampulla. 14. If an organism reproduces asexually, its offspring will mostlikely be A) Produced from specialized cells known as gametes. B) Genetically identical to the parent. C) Produced as a result of fertilization. D) Genetically different from each other. Show Answer Correct Answer: B) Genetically identical to the parent. 15. True or False? The smallest cell in the human body is the ovum. A) True. B) False. C) I don't know. D) What am I doing here?. Show Answer Correct Answer: B) False. 16. If a human population is small, there is a greater chance of ..... ? A) Gene flow. B) Genetic drift. C) Natural selection. D) Mutation. Show Answer Correct Answer: B) Genetic drift. 17. Acrosome reaction in sperm is triggered by A) Capacitation. B) Release of lysin. C) Influx of Ca++. D) Release of fertilizin. Show Answer Correct Answer: C) Influx of Ca++. 18. Which of the following is NOT a part of the brainstem? A) Cerebellum. B) Medulla oblongata. C) Midbrain. D) Pons. Show Answer Correct Answer: A) Cerebellum. 19. Division of zygote is called A) Mitosis. B) Mieosis. C) Cleavage. D) Blastulation. Show Answer Correct Answer: C) Cleavage. 20. Which hormone is necessary for sperm production? A) Testosterone. B) Estrogen. C) Progesterone. D) Calcitonin. Show Answer Correct Answer: A) Testosterone. 21. Follicle stimulating hormones function is to A) Mature eggs in the uterus. B) Mature eggs in the womb. C) Mature eggs in the cervix. D) Mature eggs in the ovaries. Show Answer Correct Answer: D) Mature eggs in the ovaries. 22. Where does the material exchange occur between the mother and the foetus? A) Uterus. B) Umbilical cord. C) Ovary. D) Watery fluid. Show Answer Correct Answer: B) Umbilical cord. 23. Colostrum is the A) First milk that is secreted after birth. B) Fluid secreted in the follicle. C) Fluid secreted by the placenta. D) None of these. Show Answer Correct Answer: A) First milk that is secreted after birth. 24. What 2 hormones are needed to maintain the lining of the endometrium? A) FSH and LH. B) Estrogen and Progesterone. C) FSH and Estrogen. D) LH and Progesterone. Show Answer Correct Answer: B) Estrogen and Progesterone. 25. The foetal membrane that contributes to development of placenta A) Amnion. B) Chorion. C) Yolk sac. D) Allantois. Show Answer Correct Answer: B) Chorion. ← 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