This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants – Quiz 13 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 13 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the process involved to form a haploid microspore? A) Mitosis. B) Meiosis. C) All the above. D) None of the above. Show Answer Correct Answer: B) Meiosis. 2. Sticky stigma to attach to insect's body A) Wind-pollinated flowers. B) Insect-pollinated flowers. C) All the above. D) None of the above. Show Answer Correct Answer: B) Insect-pollinated flowers. 3. Continuous self pollination leads to A) Inbreeding depression. B) Outbreeding depression. C) Better offsprings. D) Variations. Show Answer Correct Answer: A) Inbreeding depression. 4. A typical angiosperm anther is ..... with each lobe having two theca. A) Monolobed. B) Bilobed. C) Tetralobed. D) Trilobed. Show Answer Correct Answer: B) Bilobed. 5. Which structure is responsible for the development of female gametophytes? A) Ovule. B) Anther. C) Pistil. D) Microsporangium. Show Answer Correct Answer: A) Ovule. 6. Mature ovules are classified on the basis of funiculus. Ifmicropyle comes to lie close to the funiculus the ovule is termed as A) Orthotropous. B) Anatropous. C) Hemitropous. D) Campylotropous. Show Answer Correct Answer: B) Anatropous. 7. If an endosperm cell of an angiosperm contains 24 chromosomes, the number of chromosomes in each cell of the root will be A) 8. B) 4. C) 16. D) 32. Show Answer Correct Answer: A) 8. 8. Offspring are genetically identical to the parent A) Asexual reproduction. B) Sexual reproduction. C) All the above. D) None of the above. Show Answer Correct Answer: A) Asexual reproduction. 9. Embryo sac is also called A) Female gamete. B) Synergids. C) Female gametophyte. D) Egg of angiosperm. Show Answer Correct Answer: C) Female gametophyte. 10. Seed formation without fertilization in flowering plants involves the process of: A) Sporulation. B) Budding. C) Somatic hybridization. D) Apomixis. Show Answer Correct Answer: D) Apomixis. 11. Where in the flowering plants male gametes are present? A) Stigma. B) Filament. C) Style. D) Anther. Show Answer Correct Answer: D) Anther. 12. What does the ovary of a flower contain? A) Pollen grains. B) Petals. C) Ovules. D) Sepals. Show Answer Correct Answer: C) Ovules. 13. In (I) condition, both male and female flowers are borne on same plant; an example of such plants is (ii) . (I) (II) A) Monoecious, cucurbit. B) Monoecious, papaya. C) Dioecious, cucurbit. D) Dioecious, papaya. Show Answer Correct Answer: A) Monoecious, cucurbit. 14. Male and female flowers are present on different plants(dioecious)to ensure xenogamy, in A) Papaya. B) Maize. C) Bottle gourd. D) All of these. Show Answer Correct Answer: A) Papaya. 15. Which of the following is NOT a type of endosperm? A) Cellular. B) Nuclear. C) Helobial. D) Cytoplasmic. Show Answer Correct Answer: D) Cytoplasmic. 16. What would be the chromosome number in the cell of (a) radicle, (b) hypocotyl, (c) epiblast, (d) aleurone layer and (e) scutellum in Zea mays if its root cell has 20 chromosome number? A) A= 10;b= 30;c= 20;d= 20; e=20. B) A = 20; b = 20;c = 20;d = 30;e =20. C) A = 20; b = 30; c = 30; d = 30; e=10. D) A= 20; b = 20; c = 20; d = 20; e= 20. Show Answer Correct Answer: B) A = 20; b = 20;c = 20;d = 30;e =20. 17. Pollination can occur between flowers of the different plants of the same species. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 18. 60% of the angiosperms shed their pollens at the A) 2-celled stage. B) 3-celled stage. C) 4-celled stage. D) 1-celled stage. Show Answer Correct Answer: A) 2-celled stage. 19. A typical dicot embryo has: A) One cotyledon. B) Two cotyledons. C) No cotyledon. D) Many cotyledons. Show Answer Correct Answer: B) Two cotyledons. 20. Which part of the male plant produces the pollen? A) The filament. B) The anther. C) The stigma. D) The style. Show Answer Correct Answer: B) The anther. 21. Which of the following plant seeds were discovered in viable condition during the archeological excavation at King Herod's palace near the Dead Sea? A) Sunflower. B) Dandalion. C) Lupinus. D) Phoenix. Show Answer Correct Answer: D) Phoenix. 22. Insect-pollinated flowers have small and dull-coloured petals. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 23. Which of the following are the characteristics of a typical angiospermic anther?Bilobed, monothecous, dithecous, tetragonal, tetrasporangiate, monolobed. A) Bilobed, monothecous, tetrasporangiate. B) Monothecous, monolobed, tetragonal. C) Bilobed, dithecous, tetragonal, tetrasporangiate. D) Monolobed, dithecous, tetrasporangiate. Show Answer Correct Answer: C) Bilobed, dithecous, tetragonal, tetrasporangiate. 24. Which of the following is a characteristic of cleistogamy? A) Water-pollinated flowers. B) Wind-pollinated flowers. C) Closed flowers. D) Open flowers. Show Answer Correct Answer: C) Closed flowers. 25. What is gametophyte generation? A) Haploid generation. B) Diploid generation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Haploid generation. ← PreviousNext →Related QuizzesClass 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 1Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 2Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 3Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 4Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 5Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 6Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 7Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 8Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 9Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books