This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 1 Reproduction In Organisms – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. In which of the following organism, internal bud formation is seen? A) Plasmodium. B) Spongilla. C) Hydra. D) Amoeba. Show Answer Correct Answer: B) Spongilla. 2. A. The plant was introduced in India because of its beautiful flowers and shape of leavesB. It can propagate vegetatively at a phenomenal rate and spread all over water body in a short periodC. It is very difficult to get rid off these plantsA to C points are related to- A) Dahlia. B) Water hyacinth. C) Azolla (water fern). D) Mosses. Show Answer Correct Answer: B) Water hyacinth. 3. Which of the following is an example of monoecious plant. A) Papaya. B) Coconut. C) Date palm. D) None of the above. Show Answer Correct Answer: B) Coconut. 4. Most critical event in sexual reproduction is A) Gametogenesis. B) Fertilisation. C) Post fertilisation. D) Gamete transfer. Show Answer Correct Answer: B) Fertilisation. 5. What type of reproduction involves only one organism and results in genetically identical offspring? A) Budding. B) Binary fission. C) Sexual reproduction. D) Meiosis. Show Answer Correct Answer: A) Budding. 6. Parthenogenesis is A) Development of embryo without fertilization. B) Development of fruit without fertilization. C) Development of fruits without hormones. D) Development of embryo from egg without fertilization. Show Answer Correct Answer: D) Development of embryo from egg without fertilization. 7. What is the process of reproduction in Hydra where a bud develops as an outgrowth due to repeated cell division at one specific site? A) Fission. B) Budding. C) Regeneration. D) Spore Formation. Show Answer Correct Answer: B) Budding. 8. Vegetative propagation occurs in mint by A) Runner. B) Offset. C) Rhizome. D) Sucker. Show Answer Correct Answer: D) Sucker. 9. Which plant part is involved in reproduction by grafting? A) Leaf. B) Flower. C) Stem. D) Root. Show Answer Correct Answer: C) Stem. 10. What are the advantages of sexual reproduction? A) Increased risk of genetic diseases. B) Inability to adapt to changing environments. C) Limited genetic diversity. D) The advantages of sexual reproduction include genetic diversity, adaptation to changing environments, and the ability to remove harmful mutations from the gene pool. Show Answer Correct Answer: D) The advantages of sexual reproduction include genetic diversity, adaptation to changing environments, and the ability to remove harmful mutations from the gene pool. 11. Which of the following statements are true for flowers? (i) Flowers are always bisexual (ii) They are the sexual reproductive organs (iii) They are produced in all groups of plants (iv) After fertilization they give rise to fruits A) A) (i) and (iv). B) (b) (ii) and (iii). C) (c) (i) and (iii). D) (d) (ii) and (iv). Show Answer Correct Answer: D) (d) (ii) and (iv). 12. Which statement does NOT describe asexual reproduction?answer choices A) Takes a short amount of time. B) Provides genetic variation-all offspring are different. C) No mate required in order to reproduce. D) Provides no genetic variation-all offspring are identical. Show Answer Correct Answer: B) Provides genetic variation-all offspring are different. 13. Cell division in prokaryotes that forms two genetically identical cells. A) Cloning. B) Budding. C) Fission. D) Regeneration. E) Vegetative reproduction. Show Answer Correct Answer: C) Fission. 14. ..... is an essential feature of sexual cycle. A) Mitosis. B) Meiosis. C) Both mitosis and meiosis. D) None of the above. Show Answer Correct Answer: B) Meiosis. 15. Exogenous budding is seen in A) Hydra. B) Noctiluca. C) Euglena. D) Tapeworm. Show Answer Correct Answer: A) Hydra. 16. Arrhenotoky is related to A) Parthenogenesis. B) Wax formation. C) Both A and B. D) None of these. Show Answer Correct Answer: A) Parthenogenesis. 17. Which is not a method of vegetative propagation? A) Cutting. B) Layering. C) Budding. D) Grafting. Show Answer Correct Answer: D) Grafting. 18. Which of the following is a post-fertilization event in flowering plants? A) Transfer of pollen grains. B) Embryo development. C) Formation of flower. D) Formation of pollen grains. Show Answer Correct Answer: B) Embryo development. 19. All Offspring of Asexual reproduction are identical A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 20. Which statement describes why genetic variation is beneficial to populations of organisms? A) Individuals look different from one another. B) Only one parent is needed to produce offspring. C) Populations of the organism increase more rapidly. D) Species can better survive environmental changes. Show Answer Correct Answer: D) Species can better survive environmental changes. 21. Cloning results in two organisms that are A) Both adult mammals. B) Produced from cuttings. C) Genetically similar. D) Genetically identical. Show Answer Correct Answer: D) Genetically identical. 22. Which among the following statements are true for unisexual flowers? (i) They possess both stamen and pistil (ii) They possess either stamen or pistil (iii) They exhibit cross pollination (iv) Unisexual flowers possessing only stamens cannot produce fruits A) (i) and (iv). B) (ii), (iii) and (iv). C) (iii) and (iv). D) (i), (iii) and (iv). Show Answer Correct Answer: B) (ii), (iii) and (iv). 23. This is the phase of meiosis in which two daughter cells form. A) Prophase I. B) Metaphase I. C) Anaphase I. D) Telophase I. Show Answer Correct Answer: D) Telophase I. 24. What determines the sex of a baby? A) The father's blood group. B) The father's chromosomes. C) The mother's blood group. D) The mother's chromosomes. Show Answer Correct Answer: B) The father's chromosomes. 25. How does the pollen reach the female germ-cells in a flower? A) Through the ovary. B) Through the style. C) Through the stigma. D) Through the petals. Show Answer Correct Answer: B) Through the style. ← 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 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 10Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books