This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 3 Human Reproduction – Quiz 65 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 3 Human Reproduction Quiz 65 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Assertion:Not all copulation leads to pregnancy. Reason:Fertilisation can only occur if the ovum and sperms are transported simultaneously to the ampullary isthmic junction. A) Both A and R are true and R is the correct explanation of A. B) Both A and R are true but R is not the correct explanation of A. C) A is true but R is false. D) A is false but R is true. Show Answer Correct Answer: A) Both A and R are true and R is the correct explanation of A. 2. Name some of the organs of the female reproductive system: A) Ovaries, fallopian tubes, and vagina. B) Penis, fallopian tubes and uterus. C) Prostate, vagina, and primary sexual charactheristics. D) None of the above. Show Answer Correct Answer: A) Ovaries, fallopian tubes, and vagina. 3. TRUE or FLASE:The pituitary gland is responsible for the release of hormones. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 4. All of the sperm cells released reach the oviduct A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 5. During embryonic development which of the following developed first? A) Heart. B) Brain. C) Digits. D) Skin. Show Answer Correct Answer: A) Heart. 6. The two oviducts in a human female unite into an elastic bag like is known as A) Vagina. B) Uterus. C) Fallopian tube. D) Cervix. Show Answer Correct Answer: B) Uterus. 7. Placenta acts as an A) Embryo. B) Corpus luteum. C) Exocrine gland. D) Endocrine tissue. Show Answer Correct Answer: D) Endocrine tissue. 8. A kangaroo is a A) Marsupial. B) Monotreme. C) Placental mammal. D) Endothermic. Show Answer Correct Answer: A) Marsupial. 9. Identify the following organisms according to their nature of reproduction:Spores A) Asexual. B) Sexual. C) All the above. D) None of the above. Show Answer Correct Answer: A) Asexual. 10. Menstruation is triggered by an abrupt decline in the amount of: A) Estrogen. B) Progesterone. C) Luteinizing hormone. D) Follicle stimulating hormone. Show Answer Correct Answer: C) Luteinizing hormone. 11. The correct path of the egg is:ovary, fallopian tube, uterus, cervix, vagina A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 12. For how many months is a woman pregnant before birth? A) 6. B) 8. C) 12. D) 9. Show Answer Correct Answer: D) 9. 13. Ovum from ovary are received by finger like projections of oviduct . They are A) Fimbriae. B) Infundibulum. C) Isthmus. D) None of the above. Show Answer Correct Answer: A) Fimbriae. 14. Which of the following statements does NOT correctly describe gametes? A) Egg and sperm are types of gametes. B) Gametes are produced by meiosis. C) Gametes have half the amount of DNA compared to normal body cells. D) Gametes are important to asexual reproduction. Show Answer Correct Answer: D) Gametes are important to asexual reproduction. 15. That fusion of the male and female gamete to form a zygote is known as? A) Fertilisation. B) Menstruation. C) Pollination. D) Ejaculation. Show Answer Correct Answer: A) Fertilisation. 16. What is the vigina called the birth canal? A) It is pyramid in shape. B) It receives the sperm. C) It is where urine passes. D) It is the channel where the baby delivered. Show Answer Correct Answer: D) It is the channel where the baby delivered. 17. An accessory genital gland is A) Seminal vesicle. B) Cowper's gland. C) Prostate gland. D) All of these. Show Answer Correct Answer: D) All of these. 18. The carrying capacity of a population is determined by its ..... ? A) Population growth rate. B) Natality. C) Mortality. D) Limited resources. Show Answer Correct Answer: D) Limited resources. 19. The part of the male reproductive system that connects the testicles to the urethra is the A) Scrotum. B) Epididymis. C) Vas deferens. D) Penis. Show Answer Correct Answer: C) Vas deferens. 20. Which one of the following statement with regard to embryonic development is true in human is incorrect A) Cleavage division do not bring about considerable increase in the mass of protoplasm. B) Cleavage start taking place in fallopian tube and ends in uterus. C) The nucleocytoplasmic ratio decreases with each replication round and subsequent cytokinesis or during embryonic development. D) Cleavage result in a hollow ball of cells called blastula. Show Answer Correct Answer: C) The nucleocytoplasmic ratio decreases with each replication round and subsequent cytokinesis or during embryonic development. 21. Which of these are the female reproductive organs? A) Vagina, Uterus, Ovaries. B) Penis, Testes, Vas Deferens. C) Mammary Glands, Vagina, Ovaries. D) Oestrogen, Testosterone, Progesterone. Show Answer Correct Answer: A) Vagina, Uterus, Ovaries. 22. The shared terminal duct of the reproductive and urinary system in the human male is A) Urethra. B) Ureter. C) Vas deferens. D) Vasa efferentia. Show Answer Correct Answer: A) Urethra. 23. Which hormone among these is not secreted by the placenta? A) Relaxin. B) Human placental lactogen (hPL). C) Testosterone. D) Human chorionic gonadotropin (hCG). Show Answer Correct Answer: C) Testosterone. 24. A change in the amount of yolk & its distribution in the egg will affect (NEET 2009) A) Formation of zygote. B) Pattern of cleavage. C) Number of blastomeres produced. D) Fertilization. Show Answer Correct Answer: B) Pattern of cleavage. 25. The FSH hormone is secreted by A) The ovarian follicle. B) The pituitary gland. C) The corpus luteum. D) None of the above. Show Answer Correct Answer: B) The pituitary gland. ← 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