This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 3 Human Reproduction – Quiz 10 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 3 Human Reproduction Quiz 10 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following diseases is NOT an STI? A) Haemophilia. B) Syphilis. C) Chlamidia. D) Gonorrhoea. Show Answer Correct Answer: A) Haemophilia. 2. Which of the following birth control methods is considered a LARC (Long Acting, Reversible Contraception)? A) The Pill. B) The Condom. C) The dental dam. D) IUD. Show Answer Correct Answer: D) IUD. 3. Which of the following are the female gonads? A) Spermatozoa. B) Ovaries. C) Ova. D) Testes. Show Answer Correct Answer: B) Ovaries. 4. "Natural" contraceptive methods are not effective because A) Ovarian and uterine cycles are regular. B) They contain hormones. C) They are difficult to use. D) Ovarian and uterine cycles are irregular. Show Answer Correct Answer: D) Ovarian and uterine cycles are irregular. 5. The period during which a girl sexually matures is called A) Childhood. B) Menstrual cycle. C) Teens. D) Puberty. Show Answer Correct Answer: D) Puberty. 6. Which list contains animals that all use internal fertilisation? A) Sheep, cat, salmon. B) Human, giraffe, cat. C) Human, toad, sheep. D) Salmon, frog, toad. Show Answer Correct Answer: B) Human, giraffe, cat. 7. Both humans and plants pass on their genetic information to their young. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 8. A zygote divides over and over to form a ball of cells. This is called A) Differentiation. B) Meiosis. C) Budding. D) Cleavage. Show Answer Correct Answer: D) Cleavage. 9. What is the name of the part where the baby (foetus) develops? A) Cervix. B) Ovary. C) Oviduct. D) Vagina. E) Uterus. Show Answer Correct Answer: E) Uterus. 10. During intercourse the penis is placed in the vagina. Which one of the following statements is not correct? A) Sperm is released into the vagina. B) The tail of the sperm enters the egg first. C) The sperm travel towards the egg. D) The man releases millions of sperm during intercourse. Show Answer Correct Answer: B) The tail of the sperm enters the egg first. 11. A tissue or group of tissues that make and releases hormones. A) Endocrine System. B) Pancreas. C) Flight or Fight Response. D) Glands. Show Answer Correct Answer: D) Glands. 12. A single set of chromosomes is found ini. Germinal cell ii. spermatogonium iii. primary spermatocyteiv. Secondary Spermatocytev .Spermatid A) Ii, iii, iv and v. B) I, iii, iv and v. C) Only iv and v. D) Only v. Show Answer Correct Answer: C) Only iv and v. 13. Placing the blastula within the endometrium is A) Implantation. B) Clevage. C) Insemination. D) None of the above. Show Answer Correct Answer: A) Implantation. 14. Where does the fertilized egg gets implanted in? A) Vagina. B) Fallopian tubes. C) Uterus. D) All of them. Show Answer Correct Answer: C) Uterus. 15. Explain the term secondary sexual characteristics. A) Features that develop during puberty that are essential for reproduction. B) The production of eggs and sperm by sex organs. C) Features that develop during puberty but are not essential for reproduction. D) The formation of gametes due the actions of hormones. Show Answer Correct Answer: C) Features that develop during puberty but are not essential for reproduction. 16. Which of the following is not stage of birth? A) Passing of after birth. B) The amniotic sack breaking. C) Contractions. D) Drop in Testosterone levels. Show Answer Correct Answer: D) Drop in Testosterone levels. 17. What are the male gonads? A) Sperm. B) Semen. C) Testes. D) Fallopian tube. Show Answer Correct Answer: C) Testes. 18. Changes in GnRH pulse frequency in females is controlled by circulating levels of (NEET-2016) A) Estrogen & inhibin. B) Progesterone only. C) Progesterone & inhibin. D) Estrogen & progesteron. Show Answer Correct Answer: D) Estrogen & progesteron. 19. The female reproductive structure that serves as a passageway for the ova to the uterus is the: A) Fallopian tube. B) Perineum. C) Vaginal canal. D) Ureter. Show Answer Correct Answer: A) Fallopian tube. 20. Which is the best example of a trait that is NOT inherited? A) Hair color. B) Shape of face. C) Tongue rolling. D) Playing an Instrument. Show Answer Correct Answer: D) Playing an Instrument. 21. On the 14 $^{th}$ day of menstrual cycle which hormone has negligible secretion ..... A) LH. B) Progesterone. C) Estrogen. D) FSH. Show Answer Correct Answer: B) Progesterone. 22. The tube that brings urine and semen out of the body is A) The urethra. B) The uterus. C) The bladder. D) The fallopian tube. Show Answer Correct Answer: A) The urethra. 23. If the egg is fertilized, it will implant here A) Ovary. B) Endometrial lining. C) Fallopian tube. D) Cervix. Show Answer Correct Answer: B) Endometrial lining. 24. Sex of human baby is determined by sex chromosomes of ..... A) Father. B) Mother. C) All the above. D) None of the above. Show Answer Correct Answer: A) Father. 25. The main function of the prostate seems to be ..... A) Production of glycogen. B) Spermatogenesis. C) Secretion of alkaline mucus. D) Maturation of sperm cells. Show Answer Correct Answer: C) Secretion of alkaline mucus. 26. What do male condoms offer that other forms of birth control DO NOT? A) Least chance of failure. B) Best protection against STDs. C) Cheapest to use. D) All of the above. Show Answer Correct Answer: B) Best protection against STDs. 27. Urethral meatus refers to the: A) Urinogenital duct. B) Muscles surrounding the urinogenial duct. C) External opening of the urinogenital duct. D) Opening of vas deferens into urethra. Show Answer Correct Answer: C) External opening of the urinogenital duct. 28. ..... is used to place and protect the developing fetus. A) Cervix. B) Uterus. C) Scrotum. D) Testes. Show Answer Correct Answer: B) Uterus. 29. In humans, at the end of the first meiotic division, the male germ cells differentiate into the (2008) A) Spermatids. B) Secondary spermatocytes. C) Primary spermatocytes. D) Spermatogonia. Show Answer Correct Answer: B) Secondary spermatocytes. 30. Androgens are produced by A) Hypothalamus. B) Pituitary. C) Leydig cells. D) Corpus luteum. Show Answer Correct Answer: C) Leydig cells. 31. If mammalian ovum fails to get fertilized, which one of the following is unlikely A) Corpus luteum will disintegrate. B) Primary follicle starts developing. C) Progesterone secretion rapidly declines. D) Estrogen secretion further decreases. Show Answer Correct Answer: D) Estrogen secretion further decreases. 32. This carries the egg to the uterus. A) Fallopian tube. B) Vagina. C) Cervix. D) Ovary. Show Answer Correct Answer: A) Fallopian tube. 33. A cross section at midpoint of middle piece of human sperm will show A) Centriole, mitochondria, 9+2 arrangement of microtubule. B) Centriole and mitochondria. C) Mitochonria, 9+2 arrangement of microtubule. D) 9+2 Arrangement of microtubule only. Show Answer Correct Answer: C) Mitochonria, 9+2 arrangement of microtubule. 34. During which trimester of pregnancy do mothers have to be the most careful to stay away from environmental pollutants? A) Trimester 1. B) Trimester 2. C) Trimester 3. D) None of them. Show Answer Correct Answer: A) Trimester 1. 35. Which one of the followings causes the mammary glands to enlarge at puberty? A) Testosterone. B) Oxytocin. C) Progesterone. D) Estrogen. Show Answer Correct Answer: D) Estrogen. 36. The ..... is the opening of the uterus A) Vagina. B) Ovulation. C) Cervix. D) Uterus. Show Answer Correct Answer: C) Cervix. 37. Where do the egg and sperm meet? A) The ovary. B) The fallopian tube / oviduct. C) The vas deferens. D) The uterus. Show Answer Correct Answer: B) The fallopian tube / oviduct. 38. Vas deferens connects the epididymis to the A) Urethra. B) Prostate. C) Seminal vesicle. D) Bladder. Show Answer Correct Answer: A) Urethra. 39. Fertilisation of sperm and secondary oocytes takes place in the ..... junction of fallopian tube. A) Infundibulum ampulla. B) Ampulla isthmus. C) Isthmus uterus. D) None of the above. Show Answer Correct Answer: B) Ampulla isthmus. 40. What is the function of the fallopian tubes? A) Connect the ovaries with the uterus, allowing the passage of eggs and sperm. B) Produce hormones that regulate the menstrual cycle. C) Serve as a storage site for eggs before ovulation. D) Facilitate the implantation of the fertilized egg in the uterus. Show Answer Correct Answer: A) Connect the ovaries with the uterus, allowing the passage of eggs and sperm. 41. A human embryo obtain food A) From its mouth. B) From its mother's blood. C) From its digestive system. D) It does not need any food. Show Answer Correct Answer: B) From its mother's blood. 42. The finger-like projections of the oviduct A) Fimbriae. B) Infundibulum. C) Clitoris. D) Cervix. Show Answer Correct Answer: A) Fimbriae. 43. In what month does the embryo form? A) 3 month. B) 1 month. C) 5 month. D) 2 month. Show Answer Correct Answer: A) 3 month. 44. The process of a mature egg being released into the fallopian tube is A) Ovulation. B) Fertilisation. C) Menstruation. D) Pregnancy. Show Answer Correct Answer: A) Ovulation. 45. Place the early stages in correct order:fertilization, zygote formation, and implantation. A) Zygote $\rightarrow$ fertilization $\rightarrow$ implantation. B) Implantation $\rightarrow$ fertilization $\rightarrow$ zygote. C) Fertilization $\rightarrow$ zygote $\rightarrow$ implantation. D) Zygote $\rightarrow$ implantation $\rightarrow$ fertilization. Show Answer Correct Answer: C) Fertilization $\rightarrow$ zygote $\rightarrow$ implantation. 46. Where is the egg stored in the female before it is released? A) Ovary. B) Fallopian Tube. C) Uterus. D) Stomach. Show Answer Correct Answer: A) Ovary. 47. The reproductive system is responsible for A) Breaking down food. B) Producing offspring. C) Exchanging gasses with the atmosphere. D) Filtering blood. Show Answer Correct Answer: B) Producing offspring. 48. The fallopian tube refers to the passageway an egg travels through when moving between the ovary and the uterus. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 49. Why does the mother stop menstruation during pregnancy? A) Because the embryo produces LH and FSH. B) Because the corpus luteum doesn't disintegrate and keeps producing progesterone and estrogen. C) So that she knows she is pregnant. D) Because the levels of progesterone and estrogen decrease. Show Answer Correct Answer: B) Because the corpus luteum doesn't disintegrate and keeps producing progesterone and estrogen. 50. The stage of the menstrual cycle in which the uterine lining is discharged from the body is called A) Menstruation. B) Ovulation. C) Implantation. D) Fertilization. Show Answer Correct Answer: A) Menstruation. 51. Which of the following is the outermost extra-embryonic membrane and contributes to the formation of placenta? A) Allantois. B) Amnion. C) Chorion. D) Yolk sac. Show Answer Correct Answer: C) Chorion. 52. A mass of similar cells that performs a specific function. A) Tissue. B) Cells. C) Organs. D) Umbilical Cord. Show Answer Correct Answer: A) Tissue. 53. True or False. In a healthy male, it is possible to urinate and ejaculate at the same time. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 54. What hormone is produced by the Graafian follicle? A) LH. B) FSH. C) Oestrogen. D) Progesterone. Show Answer Correct Answer: C) Oestrogen. 55. Where are oestrogen & progesterone produced? A) Pituitary gland. B) Hypothalamus. C) Ovaries. D) Testes. Show Answer Correct Answer: C) Ovaries. 56. How many chromosomes are there in a gamete? A) 22. B) 23. C) 45. D) 46. Show Answer Correct Answer: B) 23. 57. The amnion of mammalian embryo is derived from A) Mesoderm and trophoblast. B) Endoderm and mesoderm. C) Ectoderm and mesoderm. D) Ectoderm and endoderm. Show Answer Correct Answer: C) Ectoderm and mesoderm. 58. LH surge occurs during which phase of menstrual cycle? A) Secretory phase. B) Beginning of proliferative phase. C) At the middle of the cycle. D) Menstrual phase. Show Answer Correct Answer: C) At the middle of the cycle. 59. How many chromosomes do we inherit from each parent? A) 12. B) 23. C) 26. D) 46. Show Answer Correct Answer: B) 23. 60. Ovulation occurs on the ..... day of the menstrual cycle A) 12-14. B) 14-16. C) 08-10. D) Last. Show Answer Correct Answer: B) 14-16. ← PreviousNext →Related QuizzesScience QuizzesClass 12 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books