This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 1 Reproduction In Organisms – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Bamboo species flowers: A) Only once in life time. B) Once in 12 years. C) Every year. D) Twice a year. Show Answer Correct Answer: A) Only once in life time. 2. Development of fruit without fertilization is called: A) Cell division. B) Apomixis. C) Parthenocarpy. D) Parthenogenesis. Show Answer Correct Answer: C) Parthenocarpy. 3. In which pair, plants can be propagated vegetatively? A) Bryophyllum and Kalanchoe. B) Chrysanthemum and Agave. C) Agave and Kalanchoe. D) Asparagus and Bryophyllum. Show Answer Correct Answer: A) Bryophyllum and Kalanchoe. 4. Menstrual cycle is found in A) Primates. B) Humans. C) Non-Primates. D) All sexually reproducing organisms. Show Answer Correct Answer: A) Primates. 5. Which unicellular organism shows binary fission in a definite orientation in relation to whip-like structures? A) Amoeba. B) Leishmania. C) Plasmodium. D) Yeast. Show Answer Correct Answer: B) Leishmania. 6. What is the result of the uniting of gametes in sexual reproduction? A) Fetus. B) Embryo. C) Zygote. D) Blastocyst. Show Answer Correct Answer: C) Zygote. 7. When offspring is produced by a single parent with or without the involvement of gamete formation, it is called ..... A) Asexual Reproduction. B) Sexual Reproduction. C) All the above. D) None of the above. Show Answer Correct Answer: A) Asexual Reproduction. 8. PARTHENOGENESIS OCCURS IN A) ROTIFERS. B) HONEY BEES. C) TURKEY. D) ALL OF THE ABOVE. Show Answer Correct Answer: D) ALL OF THE ABOVE. 9. In seeded plants male gametes are transferred to the egg cell by A) Air. B) Insects. C) Water. D) Pollen tube. Show Answer Correct Answer: D) Pollen tube. 10. The process that produces haploid sex cells is ..... A) Mitosis. B) Fission. C) Meiosis. D) Interphase. Show Answer Correct Answer: C) Meiosis. 11. What does germination means? A) Growth of plant from seed into young plant. B) Transfer of pollen grain from anther to stigma. C) Transportation of seeds and fruits away from parent plant. D) Process involving fusion of nuclei to form a zygote and production of genetically dissimilar offspring. Show Answer Correct Answer: A) Growth of plant from seed into young plant. 12. Animals that lay eggs are called: A) Oviparous. B) Viviparous. C) Ovoviviparous. D) None of the above. Show Answer Correct Answer: A) Oviparous. 13. What are the structures involved in reproduction in bread mould (Rhizopus)? A) Sporangia and sporangiospores. B) Hyphae and mycelium. C) Stolons and rhizoids. D) Asci and ascospores. Show Answer Correct Answer: A) Sporangia and sporangiospores. 14. If a diploid tomato cell has 24 chromosomes, how many chromosomes will the tomato's sex cells have? A) 12. B) 6. C) 24. D) 48. Show Answer Correct Answer: A) 12. 15. What is regeneration? A) The process by which some organisms can regrow lost body parts or develop from fragments. B) A method of reproduction in plants where new plants grow from seeds. C) The ability of animals to adapt to their environment over time. D) A technique used in medicine to repair damaged tissues. Show Answer Correct Answer: A) The process by which some organisms can regrow lost body parts or develop from fragments. 16. Which of the following organisms does NOT primarily reproduce asexually? A) Bacteria. B) Archaea. C) Protists. D) Mammals. Show Answer Correct Answer: D) Mammals. 17. Which is NOT a form of asexual reproduction? A) Binary fission. B) Meiosis. C) Budding. D) Parthenogenesis. Show Answer Correct Answer: B) Meiosis. 18. What is the role of chromosomes in reproduction? A) Chromosomes are responsible for the physical structure of the cell. B) Chromosomes carry genetic information that is passed from parents to offspring. C) Chromosomes help in the digestion of food in the cell. D) Chromosomes are involved in the production of energy within the cell. Show Answer Correct Answer: B) Chromosomes carry genetic information that is passed from parents to offspring. 19. Oestrous cycle is reported in: A) Cows and sheep. B) Humans and monkeys. C) Chimpanzees and gorillas. D) None of these. Show Answer Correct Answer: A) Cows and sheep. 20. Which hormone initiates puberty in males? A) Estrogen. B) Testosterone. C) Progesterone. D) Insulin. Show Answer Correct Answer: B) Testosterone. 21. In majority of organisms male gamete is ..... and female gamete is ..... A) Motile, motile. B) Non-motile, non-motile. C) Non-motile, motile. D) Motile, stationary (non-motile). Show Answer Correct Answer: D) Motile, stationary (non-motile). 22. What is formed after the fusion of the male and female germ-cells in a flower? A) Zygote. B) Pollen grain. C) Ovule. D) Embryo. Show Answer Correct Answer: A) Zygote. 23. Which of the following is autotrophic? A) A tree. B) A bird. C) A worm. D) A mushroom. Show Answer Correct Answer: A) A tree. 24. Which a sexual reproduction shows equal division A) Budding. B) Binary fission. C) All the above. D) None of the above. Show Answer Correct Answer: B) Binary fission. 25. Which of the following is NOT a form of asexual reproduction? A) Budding. B) Vegetative reproduction. C) Animal regeneration. D) Meiosis. Show Answer Correct Answer: D) Meiosis. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 1 Reproduction In Organisms Quiz 1Class 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 10Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books