This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 3 Human Reproduction – Quiz 71 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 3 Human Reproduction Quiz 71 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The germ layer that gives rise to liver A) Ectoderm. B) Mesoderm. C) Endoderm. D) Trophoectoderm. Show Answer Correct Answer: C) Endoderm. 2. ..... is a procedure in which fluid from around a developing baby is removed to test for genetic disorders A) Hemophilia. B) Amniocentisis. C) Gene therapy. D) None of the above. Show Answer Correct Answer: B) Amniocentisis. 3. Pembelahan biner dikenal juga dengan istilah ..... A) Amitosis. B) Mitosis. C) Meiosis. D) Profase. Show Answer Correct Answer: A) Amitosis. 4. How often should a male check for testicular cancer? A) Everyday. B) Once a week. C) Once a month. D) Once an hour. Show Answer Correct Answer: C) Once a month. 5. Several mammary ducts join to form A) Lactiferous duct. B) Mammary tubules. C) Mammary ampulla. D) Mammary lobes. Show Answer Correct Answer: C) Mammary ampulla. 6. Secondary Follicle is characterized by presence of fluid filled cavity called antrum. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 7. Select one of the following that is not associated with testosterone. A) Necessary for spermatogenesis. B) Maintain secondary sex characteristics in male. C) Responsible for primary characteristics in male. D) Necessary for oogenesis. Show Answer Correct Answer: D) Necessary for oogenesis. 8. What is the role of FSH(follicle-stimulating hormone)? A) Causes an egg to mature in an ovary. Stimulates the ovaries to release oestrogen. B) Stimulates the pituitary gland to release LH. C) Triggers ovulation (the release of a mature egg). D) Maintains the lining of the uterus during the middle part of the menstrual cycle and during pregnancy. Show Answer Correct Answer: A) Causes an egg to mature in an ovary. Stimulates the ovaries to release oestrogen. 9. Seminal plasma in human males is rich in: A) Glucose and calcium. B) DNA and testosterone. C) Ribose and potassium. D) Fructose and calcium. Show Answer Correct Answer: D) Fructose and calcium. 10. What happen during fertilisation when many sperms reach close to ovum? A) Cells of corona radiata trap all the sperms except one. B) Only two sperms nearest to ovum penetrate zona pellucida. C) Secretion of acrosomes helps one sperms enter cytoplasm of ovum through zona pellucida. D) All sperm except one nearest to ovum lose their tails. Show Answer Correct Answer: A) Cells of corona radiata trap all the sperms except one. 11. Females produce ..... cells, for reproduction. A) Egg. B) Sperm. C) Gonads. D) Stem. Show Answer Correct Answer: A) Egg. 12. How many chromosomes are in a human zygote? A) 23 chromosomes. B) 46 chromosomes. C) 46 pairs of chromosomes. D) No answer is correct. Show Answer Correct Answer: B) 46 chromosomes. 13. Spermatogonia undergo meiotic cell division to increase their number. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 14. The part of fallopian tube closet to the ovary is A) Ampulla. B) Isthmus. C) Infundibulum. D) Cervix. Show Answer Correct Answer: A) Ampulla. 15. Which of these changes during puberty does not happen in females? A) Emotional changes (mood swings). B) Shoulders widen. C) Hair grows on the face, chest, legs, underarms and around the genitals. D) Periods start. Show Answer Correct Answer: B) Shoulders widen. 16. Sperm are adapted for their function due the presence of: A) Vacuole & Cell wall. B) Ribosomes & Nucleus. C) Mitochondria & Pili. D) Mitochondria & Flagellum. Show Answer Correct Answer: D) Mitochondria & Flagellum. 17. What is amniotic fluid? A) A hormone. B) A mixture of sperm and seminal fluid. C) Liquid surrounding the foetus in the amniotic sac. D) A fertilized female gamete. Show Answer Correct Answer: C) Liquid surrounding the foetus in the amniotic sac. 18. The number of chromosomes in a human ovule is ..... than the number in a human sperm. A) Greater than. B) The same as. C) Less than. D) None of the above. Show Answer Correct Answer: B) The same as. 19. Bulbourethral glands are situated- A) On either side of vagina in humans. B) On either side of vas deferens in humans. C) On either side of membranous urethra in humans. D) Absent in humans. Show Answer Correct Answer: C) On either side of membranous urethra in humans. 20. A human pregnancy lasts A) 32 weeks. B) 38 weeks. C) 9 months. D) 42 weeks. Show Answer Correct Answer: B) 38 weeks. 21. Which is NOT part of the female reproductive system? A) Cervix. B) Fallopian tube. C) Epididymis. D) Uterus. Show Answer Correct Answer: C) Epididymis. 22. Sperm cells are formed in A) Penis. B) Urethra. C) Testis. D) Sperm duct. Show Answer Correct Answer: C) Testis. 23. Hysterectomy is surgical removal of A) Vas deferens. B) Mammary glands. C) Uterus. D) Prostate gland. Show Answer Correct Answer: C) Uterus. 24. Which hormone triggers the release of an egg from the ovary during the menstrual cycle? A) Estrogen. B) Progesterone. C) Leutenizing Hormone (LH). D) Follicle stimulating hormone. Show Answer Correct Answer: C) Leutenizing Hormone (LH). 25. The structure after the 16-celled stage A) Placenta. B) Morula. C) Blastocyst. D) Trophoblast. Show Answer Correct Answer: C) Blastocyst. ← 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