This quiz works best with JavaScript enabled. Home > Cbse > Class 12 > Science > Biology > Class 12 Biology Chapter 1 Reproduction In Organisms – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 4 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which of the following is correct?I. The period of growth between the birth of an individual upto reproductive maturity is called Juvenile phase.II. The type of parthenogenesis in which parthenogenetic egg may develop into individual of any sex is amphytoky.III. No individual is immortal except single celled organisms.IV. Mango tree has a much shorter life span as compared to a peepal tree. A) I, II and IV. B) II and III. C) I, III and IV. D) All. Show Answer Correct Answer: D) All. 2. Match each term with the correct description below.cell that forms in fertilization A) Meiosis. B) Zygote. C) Mitosis. D) Fertilization. Show Answer Correct Answer: B) Zygote. 3. Gametes can be produced by: A) Meiosis. B) Mitosis. C) Both meiosis and mitosis. D) None of the above. Show Answer Correct Answer: C) Both meiosis and mitosis. 4. Which nucleus responsibles in the formation of pollen tube from a pollen grain? A) Pollen tube nucleus. B) Generative nucleus. C) Triploid nuclei. D) Polar nuclei. Show Answer Correct Answer: A) Pollen tube nucleus. 5. Offsets are produced by A) Parthenocarpy. B) Parthenogenesis. C) Meiotic divisions. D) Mitotic divisions. Show Answer Correct Answer: D) Mitotic divisions. 6. Each body cell of a chimpanzee contains 48 chromosomes. How many chromosomes would normally be present in a gamete produced by this chimpanzee? A) 96. B) 24. C) 48. D) 36. Show Answer Correct Answer: B) 24. 7. Pollination is an example of: A) Gamete transfer. B) Gametogenesis. C) Fertilization. D) Embryogenesis. Show Answer Correct Answer: A) Gamete transfer. 8. Which one of the following is not a natural method of vegetative propagation? A) Runner. B) Foliar buds. C) Stem tuber. D) Grafting. Show Answer Correct Answer: D) Grafting. 9. Parthenogenesis is discovered by A) Charles Bonnet. B) Abraham Trembley. C) Charles Darwin. D) None. Show Answer Correct Answer: A) Charles Bonnet. 10. In sexual reproduction, how much DNA is given by each parent?answer choices A) 50%. B) 30%. C) 100%. D) 10%. Show Answer Correct Answer: A) 50%. 11. The diagram below illustrates reproduction in yeast.Yeast produce offspring that usually have A) Genes that are different from those of the parent. B) Genes that are identical to those of the parent. C) Nuclei that are different from the parent. D) Half of the genetic information of the parent. Show Answer Correct Answer: B) Genes that are identical to those of the parent. 12. Non flagellate spores known as clonidia found in A) Hydra. B) Ulothrix. C) Penicillium. D) Chlamydomonas. Show Answer Correct Answer: C) Penicillium. 13. Prokaryotes (bacteria) reproduce asexually via- A) Spore formation. B) Vegetative propagation. C) Binary fission. D) Bud creation. Show Answer Correct Answer: C) Binary fission. 14. The term 'clone' cannot be applied to offsprings formed by sexual reproduction because A) Offsprings do not possess exact copies of parental DNA. B) DNA of only one parent is copied and passed on to the offspring. C) Offsprings are formed at different times. D) DNA of parent and offspring are completely different. Show Answer Correct Answer: A) Offsprings do not possess exact copies of parental DNA. 15. Which among following reproduces once in its lifespan A) Mango. B) Frog. C) Banyan. D) Bamboo. Show Answer Correct Answer: D) Bamboo. 16. Reproduction in Amoebas occurs by A) Zoospore formation. B) Aplanospore formation. C) Binary fission. D) Multiple fission. Show Answer Correct Answer: C) Binary fission. 17. Little genetic variation A) Advantage of asexual reproduction. B) Disadvantage of asexual reproduction. C) All the above. D) None of the above. Show Answer Correct Answer: B) Disadvantage of asexual reproduction. 18. When sex cells combine to produce offspring, each sex cell will contribute A) Half the number of chromosomes in body cells. B) Twice the number of chromosomes in body cells. C) One fourth the number of chromosomes in body cells. D) The normal number of chromosomes in body cells. Show Answer Correct Answer: A) Half the number of chromosomes in body cells. 19. Which of the following is a post-fertilisation event in flowering plants? A) Formation of pollen grains. B) Embryo development. C) Formation of flower. D) Transfer of pollen grains. Show Answer Correct Answer: B) Embryo development. 20. Bacteria reproduce asexually by ..... A) Fragmentation. B) Budding. C) Binary fission. D) Cloning. Show Answer Correct Answer: C) Binary fission. 21. This plant flowers once in a lifetime A) Viola. B) Chinarose. C) Bamboo. D) Strobilanthus. Show Answer Correct Answer: C) Bamboo. 22. Asexual method of reproduction by binary fission is common to which of the following?i. Some eukaryotesii. All eukaryotesiii. Some prokaryotesiv. All prokaryotesChoose the correct option from the following A) I and ii. B) Ii and iii. C) I and iii. D) Iii and iv. Show Answer Correct Answer: C) I and iii. 23. Other creatures that commonly reproduce through regeneration include all EXCEPT ..... A) Sponges. B) Sea cucumbers. C) Hydra. D) Sea urchins. Show Answer Correct Answer: C) Hydra. 24. Which of the following options shows bisexual animals only? A) Sponge, cockroach, Amoeba. B) Earthworm, sponge, leech. C) Amoeba, sponge, leech. D) Tapeworm, earthworm, honeybee. Show Answer Correct Answer: B) Earthworm, sponge, leech. 25. .Taenia solium requires ..... as a secondary host to complete its life cycle. A) Dog. B) Mosquito. C) Human. D) Pig. Show Answer Correct Answer: D) Pig. 26. Ginger is multiplied vegetatively by means of A) Bud. B) Corm. C) Tuber. D) Rhizome. Show Answer Correct Answer: D) Rhizome. 27. Which of the following statements best describe an offspring produced by asexual reproduction? A) The offspring has the same identical genetic information as the parent. B) The offspring contains only the mother's genetic information. C) The offspring contains only the father's genetic information. D) The offspring has some genetic material from both parents. Show Answer Correct Answer: A) The offspring has the same identical genetic information as the parent. 28. Seed formation without any fusion of gametes is called A) Parhenocarpy. B) Apomixes. C) Syngamy. D) Parthenogenesis. Show Answer Correct Answer: B) Apomixes. 29. Exact copies of parents produced asexually called as A) Clones. B) Duplicates. C) Offspring. D) Twins. Show Answer Correct Answer: A) Clones. 30. Oestrus cycle is seen in non-primate animals. Which of the following is true about it? A) Seen in males and females. B) Occurs once in 28 days. C) Continuous Breeders. D) Has a specific phase for mating. Show Answer Correct Answer: D) Has a specific phase for mating. 31. What type of reproduction results in offspring that are genetic clones? A) Asexual reproduction. B) Neither. C) Sexual reproduction. D) Both. Show Answer Correct Answer: A) Asexual reproduction. 32. The process of syngamy results the formation of A) Megasporogenesis. B) Gametes. C) Zygote. D) MICROSPOROGENESIS. Show Answer Correct Answer: C) Zygote. 33. What is the basic strategy used in multi-cellular organisms for reproduction? A) Different cell types perform different functions. B) All cells perform the same function. C) Reproduction is not necessary. D) There is no specific cell type for reproduction. Show Answer Correct Answer: A) Different cell types perform different functions. 34. Product of sexual reproduction generates A) Longer viability of seeds. B) Large biomass. C) Prolonged dormancy. D) New genetic combination leading to variety. Show Answer Correct Answer: D) New genetic combination leading to variety. 35. WHAT IS LIFE SPAN? A) PERIOD FROM BIRTH TO DEATH. B) PERIOD FROM PREGNANCY TO BIRTH. C) PERIOD FROM CONCEPTION TO PREGNANCY. D) NONE OF THE ABOVE. Show Answer Correct Answer: A) PERIOD FROM BIRTH TO DEATH. 36. Which of the following flowers only once in its life-time A) Jackfruit. B) Papaya. C) Mango. D) Bamboo species. Show Answer Correct Answer: D) Bamboo species. 37. What does sexual reproduction introduce in offspring? A) Genetic variation. B) Identical genetic material. C) Static genetic traits. D) No genetic material. Show Answer Correct Answer: A) Genetic variation. 38. Where are the reproductive parts of angiosperms located? A) Root. B) Stem. C) Leaf. D) Flower. Show Answer Correct Answer: D) Flower. 39. In which type parthenogenetic egg may develop into individuals of any sex A) Arrhenotoky. B) Amphitoky. C) Thelytoky. D) Both a and b. Show Answer Correct Answer: B) Amphitoky. 40. Which pair is wrongly matched? A) Zoospores-chlamydomonas. B) Conidia-penicillium. C) Gemmules-cara. D) Bud-hydra. Show Answer Correct Answer: C) Gemmules-cara. 41. Environmental conditions determine the reproductive success of a species because they possess ..... answer choices A) An extra chromosome that allows them to survive. B) A trait that allows them an advantage in that environment. C) All the above. D) None of the above. Show Answer Correct Answer: B) A trait that allows them an advantage in that environment. 42. What is the process of combining DNA from two different individuals during reproduction called? A) Mitosis. B) Meiosis. C) Pollination. D) Fertilization. Show Answer Correct Answer: D) Fertilization. 43. What is self-pollination? A) Transfer of pollen by wind or water. B) Transfer of pollen by animals. C) Transfer of pollen from one flower to another. D) Transfer of pollen within the same flower. Show Answer Correct Answer: D) Transfer of pollen within the same flower. 44. Reproductive units in spirogyra are called: A) Zoospores. B) Conidia. C) Buds. D) Fragments. Show Answer Correct Answer: A) Zoospores. 45. WHICH OF THE FOLLOWING BRINGS VARIATIONanswer choices A) BINARY FISSION. B) FRAGMENTATION. C) SPORULATION. D) SEXUAL REPRODUCTION. Show Answer Correct Answer: D) SEXUAL REPRODUCTION. 46. In which process do yeast put out small buds that separate and grow further? A) Fragmentation. B) Fission. C) Budding. D) Germination. Show Answer Correct Answer: C) Budding. 47. Just like mitosis, meiosis involves one division of the nucleus and cytoplasm. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 48. In which organism other than an amoeba, sporulation is seen? A) Plasmodium. B) Planaria. C) Hydra. D) Paramoecium. Show Answer Correct Answer: A) Plasmodium. 49. WHICH OF THE FOLLOWING HAS NO NATURAL DEATH? A) TORTOISE. B) AMOEBA. C) PARROT. D) FRUIT FLY. Show Answer Correct Answer: B) AMOEBA. 50. What is the process of reproduction in Hydra where a bud develops into a tiny individual, detaches from the parent body, and becomes a new independent individual? A) Regeneration. B) Fertilization. C) Fragmentation. D) Budding. Show Answer Correct Answer: D) Budding. 51. The growth phase of an organism before attaining sexual maturity is referred to as: A) Juvenile phase. B) Vegetative phase. C) Both (a) and (b). D) None of these. Show Answer Correct Answer: C) Both (a) and (b). 52. Which of the following are involved in asexual reproduction? A) Fertilization. B) Meiosis. C) Sperm. D) Zygote. E) None of these are involved in sexual reproduction. Show Answer Correct Answer: E) None of these are involved in sexual reproduction. 53. BOTH MITOSIS AND MEIOSIS NOT OBSERVED IN A) BRYOPHYTES. B) PTERIDOPHYTES. C) ANGIOSPERMS. D) NONE OF THE ABOVE. Show Answer Correct Answer: D) NONE OF THE ABOVE. 54. The male gonad that produces sperm and the male hormone testosterone is the A) Penis. B) Epididymis. C) Testis. D) Cowper's Gland. Show Answer Correct Answer: C) Testis. 55. Select the monocarpic plant out of the following. A) Bamboo. B) Litechi. C) Mango. D) All of these. Show Answer Correct Answer: A) Bamboo. 56. Each human skin cell has ..... pairs of chromosomes. A) 46. B) 13. C) 23. D) 18. Show Answer Correct Answer: C) 23. 57. How many plants in the list given below are polycarpic?Wheat, Rice, Maize, Bamboo, Mango, Litchi, Guava, Lemon, Oranges. A) 6. B) 5. C) 3. D) 4. Show Answer Correct Answer: B) 5. 58. Oestrus cycle does not shown by: A) Monkey. B) Dog. C) Tiger. D) Rat. Show Answer Correct Answer: A) Monkey. 59. The male gametes of rice plant have 12 chromosomes in their nucleus. The chromosome number in the female gamete, zygote and the cells of the seedling will be, respectively: A) 24, 12, 12. B) 24, 12, 24. C) 12, 24, 24. D) 12, 24, 12. Show Answer Correct Answer: C) 12, 24, 24. 60. Which process do eukaryotic organisms use for asexual reproduction? A) Meiosis. B) Fertilization. C) Binary fission. D) Mitosis. Show Answer Correct Answer: D) Mitosis. ← PreviousNext →Related QuizzesScience QuizzesClass 12 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 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 9 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books