This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 3 Human Reproduction – Quiz 16 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 3 Human Reproduction Quiz 16 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The fallopian tubes connect A) The ovaries to the uterus. B) The uterus to the vagina. C) The ovaries to the vagina. D) None of the above. Show Answer Correct Answer: A) The ovaries to the uterus. 2. Meiosis and fertilization are important processes because they may most immediately result in A) Many body cells. B) Immune responses. C) Genetic variation. D) Natural selection. Show Answer Correct Answer: C) Genetic variation. 3. Spermatogonia undergo meiotic cell division to produce A) Primary Spermatocytes. B) Secondary Spermatocytes. C) Spermatids. D) Spermatozoa. Show Answer Correct Answer: A) Primary Spermatocytes. 4. How many sperm cells can enter an egg? A) Two. B) Three. C) As many as possible. D) One. Show Answer Correct Answer: D) One. 5. The cells that nourish the developing male gamete A) Leydig. B) Sertoli. C) Germ cells. D) Graafian follicle. Show Answer Correct Answer: B) Sertoli. 6. Where does gestation occur? A) Uterus. B) Placenta. C) Testis. D) Umbilical cord. Show Answer Correct Answer: A) Uterus. 7. What is the function of the FSH? A) To stimulate the production of testosterone. B) To stimulate the development of egg cells in the ovaries. C) To stimulate the production of progesterone. D) To stimulate the production of estrogen. Show Answer Correct Answer: B) To stimulate the development of egg cells in the ovaries. 8. Muscular contractions and other events that lead up to childbirth are called A) Gestation. B) Pregnancy. C) Delivery. D) Labor. Show Answer Correct Answer: D) Labor. 9. Do humans produce sexually (Two individuals) or asexually (one individual)? A) Sexually. B) Asexually. C) All the above. D) None of the above. Show Answer Correct Answer: A) Sexually. 10. In oogenesis, a diploid cell produce ..... ovum/ova A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: A) 1. 11. A baby develops in this organ. A) Uterus. B) Ovary. C) Fallopian tube. D) None of the above. Show Answer Correct Answer: A) Uterus. 12. What is the function of the ovaries? A) To act as a passageway for sperm. B) To fertilize the ovum (eggs). C) To protect the fertilized ovum (eggs). D) To produce the ovum (eggs). Show Answer Correct Answer: D) To produce the ovum (eggs). 13. What is the function of the human female reproductive system? A) Produce ovum (egg cell). B) Produce ovum, protect offspring before and after birth. C) Produce ovum, protect and nourish offspring before and after birth. D) Produce ovum, nourish offspring before and after birth. Show Answer Correct Answer: C) Produce ovum, protect and nourish offspring before and after birth. 14. A woman's unsafe period is the day near or during ..... A) Fertilization. B) Menstruation. C) Ovulation. D) Sexual intercourse. Show Answer Correct Answer: C) Ovulation. 15. The main function of mammalian corpus luteum is to produce: A) Estrogen only. B) Progesterone. C) Human chorionic gonadotropin. D) Relaxin only. Show Answer Correct Answer: B) Progesterone. 16. What is one difference between asexual and sexual reproduction? A) Asexual (offspring different from parent)Sexual (offspirng identical to parent). B) Asexual (Slow reproduction)Sexual (Fast reproduction). C) Asexual (offspring no variation)Sexual (offspring variation). D) Asexual (more complicated)Sexual (less complicated). Show Answer Correct Answer: C) Asexual (offspring no variation)Sexual (offspring variation). 17. German measles is a disease that can harm an embryo if the mother is infected in the early stages of pregnancy because the virus that causes German measles is able to A) Be absorbed by the embryo from the mother's milk. B) Be transported to the embryo in red blood cells. C) Pass across the placenta. D) Infect the eggs. Show Answer Correct Answer: C) Pass across the placenta. 18. The number of spermatozoa produced will be A) Double the number of spermatids. B) Half the number of spermatids. C) Same as the number of spermatids. D) Four times the number of spermatids. Show Answer Correct Answer: C) Same as the number of spermatids. 19. What provides protection for the embryo during development? A) Umbilical cord. B) Scrotum. C) Amniotic sac. D) Placenta. Show Answer Correct Answer: C) Amniotic sac. 20. Implantation takes where in the female body? A) Uterus. B) Stomach. C) Ovary. D) Fallopian Tube. Show Answer Correct Answer: A) Uterus. 21. Progesterone is produced: A) By the pituitary gland. B) In the second half of the cycle. C) To stimulate release of FSH. D) By the Graafian follicle. Show Answer Correct Answer: B) In the second half of the cycle. 22. Which phase of menstrual cycle is also called proliferative phase? A) Luteal. B) Ovulatory. C) Follicular. D) Menstruation. Show Answer Correct Answer: C) Follicular. 23. An egg has ..... to be fertilized. A) 16 hours. B) 48 hours. C) 24 hours. D) 36 hours. Show Answer Correct Answer: C) 24 hours. 24. The developing baby after 2 months A) Fetus. B) Embryo. C) Zygote. D) None of the above. Show Answer Correct Answer: A) Fetus. 25. Secretions from which one of the following are rich in fructose, calcium and some enzymes? A) Male accessory glands. B) Liver. C) Pancreas. D) Salivary glands. Show Answer Correct Answer: A) Male accessory glands. ← 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