This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 1 Reproduction In Organisms – Quiz 8 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 1 Reproduction In Organisms Quiz 8 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Pollination is transfer of pollen from: A) Ovary to ovule. B) Anther to stigma. C) Ovary to stigma. D) Stigma to ovule. Show Answer Correct Answer: B) Anther to stigma. 2. What is the main benefit of asexual reproduction? A) Complex process. B) Requires two organisms. C) Genetic diversity. D) Efficiency. Show Answer Correct Answer: D) Efficiency. 3. What is the male reproductive part of a flower called? A) Ovary. B) Style. C) Stamen. D) Stigma. Show Answer Correct Answer: C) Stamen. 4. What is a disadvantage of asexual reproduction? A) Lack of genetic diversity, which can make populations more vulnerable to diseases. B) Increased energy expenditure for reproduction. C) Higher chances of mutation in offspring. D) Ability to adapt quickly to environmental changes. Show Answer Correct Answer: A) Lack of genetic diversity, which can make populations more vulnerable to diseases. 5. How many times does a reproductive cell divide during meiosis? A) 1. B) 2. C) 3. D) 4. Show Answer Correct Answer: B) 2. 6. The chromatids line up in this phase of meiosis. A) Prophase II. B) Metaphase II. C) Anaphase II. D) Telophase II. Show Answer Correct Answer: B) Metaphase II. 7. What is the process called when gametes are made in sexual reproduction? A) Meiosis. B) Mitosis. C) Crossing over. D) Fertilization. Show Answer Correct Answer: A) Meiosis. 8. What is a ciliated spore? A) Non-motile spores. B) Zoospores. C) Homospores. D) Heterospores. Show Answer Correct Answer: B) Zoospores. 9. Monoecious plant of Chara shows occurrence of A) Antheridiophore and Archegoniophore on the same plant. B) Stamen and Carpel on the same plant. C) Upper Antheridium and lower Oogonium on the same plant. D) Upper Oogonium and lower antheridium on the same plant. Show Answer Correct Answer: D) Upper Oogonium and lower antheridium on the same plant. 10. How many cells are produced by mitosis and cell division? A) 0. B) 1. C) 2. D) 3. Show Answer Correct Answer: C) 2. 11. In which phase of meiosis does the membrane surrounding the nucleus break apart. A) Prophase I. B) Metaphase I. C) Anaphase I. D) Telophase I. Show Answer Correct Answer: A) Prophase I. 12. The units of vegetative propagation in potato are: A) Bulbs. B) Rhizomes. C) Eyes. D) Tubers. Show Answer Correct Answer: C) Eyes. 13. What is the reproductive method observed in Spirogyra? A) Fission. B) Budding. C) Regeneration. D) Spore Formation. Show Answer Correct Answer: A) Fission. 14. What process reduces the chromosome number by half in gametes? A) Mitosis. B) Meiosis. C) Fertilization. D) Binary fission. Show Answer Correct Answer: B) Meiosis. 15. What is the process called when prokaryotes split into two? A) Binary fission. B) Fertilization. C) Meiosis. D) Budding. Show Answer Correct Answer: A) Binary fission. 16. In which method pseudopodiospores are formed? A) Binary Fission. B) Multiple Fission. C) Budding. D) Fragmentation. Show Answer Correct Answer: B) Multiple Fission. 17. Life span of tortoise is A) 25 30 yrs. B) 50 75 yrs. C) 75 100 yrs. D) 100 200 yrs. Show Answer Correct Answer: D) 100 200 yrs. 18. Which type of cells form through meiosis? A) Sex cells. B) Body cells. C) Zygote cells. D) Epithelial cells. Show Answer Correct Answer: A) Sex cells. 19. Which of the following organisms reproduces by budding? A) Paramecium. B) Amoeba. C) Hydra. D) Euglena. Show Answer Correct Answer: C) Hydra. 20. Which structure provides a surface for the settlement of pollen grains in angiosperm plants? A) Anther. B) Style. C) Stigma. D) Pollen tube. Show Answer Correct Answer: C) Stigma. 21. Select the example/s of hermaphrodite organism/s among these. A) Earthworm. B) Tapeworm. C) Leech. D) All of these. Show Answer Correct Answer: D) All of these. 22. Larvae produce new generation of larvae by A) Paedogenesis. B) Sporulation. C) Fragmentation. D) Encystment. Show Answer Correct Answer: A) Paedogenesis. 23. Gemmule is asexual reproductive structure in A) Sponge. B) Chlamydomonas. C) Hydra. D) Potato. Show Answer Correct Answer: A) Sponge. 24. A mutation is a change in an organism's ..... A) Cell. B) DNA. C) Phenotype. D) Ribosome. Show Answer Correct Answer: B) DNA. 25. 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. ← 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 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