This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 1 Reproduction In Organisms – Quiz 14 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 14 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Why can't multi-cellular organisms simply divide cell-by-cell for reproduction? A) They are a random collection of cells. B) They have specialised cells organised into tissues and organs. C) They lack the ability to reproduce. D) They have complex ways of reproduction. Show Answer Correct Answer: B) They have specialised cells organised into tissues and organs. 2. How many eggs will be formed from an ovary of a woman, in absence implantation of an embryo? A) 12. B) 6. C) 24. D) 48. Show Answer Correct Answer: B) 6. 3. Which statement is most appropriate to define LIFE SPAN? A) Period from birth till natural death of an organism. B) Period from birth till death of an organism. C) Period as long an organism lives. D) Life span cannot be defined. Show Answer Correct Answer: A) Period from birth till natural death of an organism. 4. What describes a cell that has pairs of chromosomes called? A) Haploid cell. B) Diploid cell. C) Parent cell. D) Daughter cell. Show Answer Correct Answer: B) Diploid cell. 5. During embryogenesis zygote undergoes all except? A) Mitosis. B) Differentiation. C) Modification. D) Meiosis. Show Answer Correct Answer: C) Modification. 6. Which statement about Oestrus cycle is not related one? A) It occurs in Non-primate animals. B) These animals are seasonal breeders. C) These animals are not reproductively active throughout the year. D) Bleeding occurs at the end of each cycle when fertilization do not occur. Show Answer Correct Answer: D) Bleeding occurs at the end of each cycle when fertilization do not occur. 7. Compare & Contrast Sexual VS Asexual A) Both only require one parent. B) Sexual creates diverse offspring, and asexual makes uniform. C) Sexual reproduction have larger populations. D) Both require no special cells. Show Answer Correct Answer: B) Sexual creates diverse offspring, and asexual makes uniform. 8. The female gametes are known as: A) Milk. B) Egg. C) Bacon. D) Cheese. Show Answer Correct Answer: B) Egg. 9. Male honey bees are produced by ..... method A) Parthenocarpy. B) Parthenogenesis. C) Asexually. D) Sexually. Show Answer Correct Answer: B) Parthenogenesis. 10. In heterogamous organisms the male gamete and female gametes are called respectively- A) Spermatogonia, oogonia. B) Spermatid, ootid. C) Antherozoid (sperm), Egg (ovum). D) Sperm and oospore. Show Answer Correct Answer: C) Antherozoid (sperm), Egg (ovum). 11. When a new organism grows by mitosis and cell division on the body of its parent. A) Budding. B) Fission. C) Regeneration. D) Vegetative reproduction. E) Mitotic cell division. Show Answer Correct Answer: A) Budding. 12. Which organisms have diploid body organization? A) Monera and Fungi. B) Algae and Bryophytes. C) Pteridophytes and Angiosperms. D) Both a and b. Show Answer Correct Answer: C) Pteridophytes and Angiosperms. 13. The end product of Anaerobic Respiration in humans is: A) Carbon dioxide. B) Lactic Acid. C) Alcohol. D) Oxygen. Show Answer Correct Answer: B) Lactic Acid. 14. In oogamy, fertilization involves A) A small non-motile female gamete and a large motile male gamete. B) A large non-motile female gamete and a small motile male gamete. C) A large non-motile female gamete and a small non-motile male gamete. D) A large motile female gamete and a small non-motile male gamete. Show Answer Correct Answer: B) A large non-motile female gamete and a small motile male gamete. 15. What is one disadvantage of sexual reproduction? A) Only one parent needed. B) Off spring are exact copies of parents. C) Happens very quickly. D) Needs two parents. Show Answer Correct Answer: D) Needs two parents. 16. A plant that produces beautiful flowers experiences a mutation that causes it to form flowers that are unattractive to the pollinator. How will this plant's reproduction rate be impacted? (MS-LS1-4) A) The rate of reproduction will decrease. B) The rate of reproduction will increase. C) The rate of reproduction will stay the same. D) The rate of reproduction will completely stop. Show Answer Correct Answer: A) The rate of reproduction will decrease. 17. A scientist observes a parent organism with its offspring. The color of the offspring is different than the parent. The most likely inference the scientist makes is that the organism reproduces by ..... A) Budding. B) Sexual reproduction. C) Asexual reproduction. D) Vegetative propagation. Show Answer Correct Answer: B) Sexual reproduction. 18. The plant material which is widely used in the preparation of culture medium is A) Cycas revoluta. B) Cocus nucifera. C) Pinus longifolia. D) Borassus flabellifer. Show Answer Correct Answer: B) Cocus nucifera. 19. What is the main advantage of sexual reproduction? A) Efficiency. B) Genetic diversity. C) Cloning. D) Asexual reproduction. Show Answer Correct Answer: B) Genetic diversity. 20. Which of the following statements about reproduction are true?A) Fertilisation only occurs in sexual reproduction. B) Reproduction is to ensure the continuity of living things.C) In reproduction, both male and female produces eggs and sperms. A) A and B only. B) A and C only. C) B and C only. D) A, B and C. Show Answer Correct Answer: A) A and B only. 21. Which of the following is viviparous? A) Reptiles. B) Frog. C) All mammals. D) Majority of mammals. Show Answer Correct Answer: D) Majority of mammals. 22. In flowering plants, both male and female gametes are non-motile. The method to bring them together for fertilisation is: A) Water. B) Air. C) Pollination. D) Apomixis. Show Answer Correct Answer: C) Pollination. 23. Which is a unisexual flower? A) Hibiscus. B) Mustard. C) Papaya. D) Sunflower. Show Answer Correct Answer: C) Papaya. 24. Define fertilization. A) Fertilization is the process of fusion of male and female gametes to form a zygote. B) Fertilization is the process of water absorption in plants. C) Fertilization is the process of cell division in animals. D) Fertilization is the process of photosynthesis in plants. Show Answer Correct Answer: A) Fertilization is the process of fusion of male and female gametes to form a zygote. 25. What is the name of first cell of life formed as a result of sexual reproduction? A) Ovum. B) Embryo. C) Sperm. D) Zygote. Show Answer Correct Answer: D) Zygote. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 1 Reproduction In Organisms Quiz 1Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 2Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 3Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 4Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 5Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 6Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 7Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 8Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 9Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books