This quiz works best with JavaScript enabled. Home > Class 12 > Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants – Quiz 4 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 4 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is the term for the structure that develops from the ovary after fertilization? A) Seed. B) Pollen. C) Fruit. D) Endosperm. Show Answer Correct Answer: C) Fruit. 2. What is the internal structure of a typical dicot seed? A) No cotyledons. B) Single cotyledon. C) Two cotyledons. D) Three cotyledons. Show Answer Correct Answer: C) Two cotyledons. 3. What is the function of the stamen in a flower? A) Produces pollen grains. B) Attracts pollinators. C) Protects the flower. D) Produces ovules. Show Answer Correct Answer: A) Produces pollen grains. 4. Select the odd one (w.r.t. wall layers of microsporangium in flowering plants). A) Endothecium. B) Tapetum. C) Hilum. D) Middle layers. Show Answer Correct Answer: C) Hilum. 5. Intine is made up of A) Cellulose. B) Pectin. C) Both of the above. D) Sporopollenin. Show Answer Correct Answer: C) Both of the above. 6. Pollen grains germinate A) In style. B) On stigma. C) Inside ovary. D) Inside embryosac. Show Answer Correct Answer: B) On stigma. 7. Which one of the following is the correct order in which a plant may reproduce? A) Fertilization, pollination, germination, seed dispersal, seed formation. B) Germination, pollination, seed dispersal, fertilization, seed formation. C) Pollination, fertilization, seed formation, seed dispersal, germination. D) None of the above. Show Answer Correct Answer: C) Pollination, fertilization, seed formation, seed dispersal, germination. 8. Residual and Persistant Nucellus is called A) Endosperm. B) Perisperm. C) Pericarp. D) Endocarp. Show Answer Correct Answer: B) Perisperm. 9. The endosperm in angiosperms is: A) Haploid. B) Diploid. C) Triploid. D) Tetraploid. Show Answer Correct Answer: C) Triploid. 10. Germpores are actually A) Apertures in intine. B) Thick area in intine. C) Apertures in exine. D) Thin area in intine. Show Answer Correct Answer: C) Apertures in exine. 11. Stamen is a modification of A) Leaf. B) Microsporophyll. C) Megasporophyll. D) Shoot. Show Answer Correct Answer: B) Microsporophyll. 12. In albuminous seeds, food is stored in ..... and in non albuminous seeds, it is stored in ..... A) Endosperm, cotyledons. B) Cotyledons, endosperm. C) Nucellus, cotyledons. D) Endosperm, radicle. Show Answer Correct Answer: A) Endosperm, cotyledons. 13. Entry of Pollen tube through micropyle is A) Chalazogamy. B) Mesogamy. C) Porogamy. D) Pseudogamy. Show Answer Correct Answer: C) Porogamy. 14. Attractants and rewards are required for A) Anemophily. B) Entomophily. C) Hydrophily. D) Cleistogamy. Show Answer Correct Answer: B) Entomophily. 15. Which of the following is NOT from a bulb? A) Onion. B) Garlic. C) Water chestnut. D) Tulip. Show Answer Correct Answer: C) Water chestnut. 16. Tapetum is important because it: A) Forms embryo. B) Nourishes developing pollen. C) Forms pollen tube. D) Forms ovule. Show Answer Correct Answer: B) Nourishes developing pollen. 17. Self pollination may have disadvantages. Which of the following is an advantage? A) Harmless and useless characters are eliminated naturally. B) It increases recessive traits regularly. C) It increases homozygosity. D) It reduces vigour and vitality. Show Answer Correct Answer: A) Harmless and useless characters are eliminated naturally. 18. The part of the plant that holds the leaves and flowers A) Stalk. B) Stem. C) Style. D) Filament. Show Answer Correct Answer: B) Stem. 19. ..... is the transfer of pollen grain from the anther to the stigma within one flower or between flowers of the same kind. A) Reproduction. B) Pollination. C) Flowering. D) Germination. Show Answer Correct Answer: B) Pollination. 20. The flower parts that are a varied color A) Seed. B) Petals. C) Stem. D) Leaves. Show Answer Correct Answer: B) Petals. 21. What is the term for the interaction between pollen and pistil that can lead to fertilization? A) Pollination. B) Fertilization. C) Pollen-pistil interaction. D) Gametogenesis. Show Answer Correct Answer: C) Pollen-pistil interaction. 22. What develops from the ovules? A) Seeds. B) Pollen. C) Fruit. D) Leaves. Show Answer Correct Answer: A) Seeds. 23. Which of the following contains more than one nucleus A) Antipodal cells. B) Synergids. C) Central cell. D) Egg apparatus. Show Answer Correct Answer: C) Central cell. 24. The precautionary measures in artificial hybridation is / are A) Emasculation only. B) Bagging only. C) Both emasculation and bagging. D) Tagging. Show Answer Correct Answer: C) Both emasculation and bagging. 25. Fusion of one of the male gametes with egg nucleus isreferred to as A) Generative fertilisation. B) Syngamy. C) Vegetative fertilisation. D) Both (a) and (b). Show Answer Correct Answer: D) Both (a) and (b). ← 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 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 10Class 12 Biology Chapter 2 Sexual Reproduction In Flowering Plants Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books