This quiz works best with JavaScript enabled. Home > Class 7 > Class 7 Science Chapter 8 Reproduction In Plants – Quiz 23 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 8 Reproduction In Plants Quiz 23 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. A seed that is spread by explosion is A) Peas. B) Mango. C) Papaya. D) Banana. Show Answer Correct Answer: A) Peas. 2. A flower with many, free carpels is called ..... A) Apocarpous. B) Acarpous. C) Syncarpous. D) Epicarpous. Show Answer Correct Answer: A) Apocarpous. 3. Yeasts reproduce by A) Fragmentation. B) Binary fission. C) Budding. D) Spore formation. Show Answer Correct Answer: C) Budding. 4. Which is true about Asexual reproduction? A) Insects are needed to transfer pollen. B) New plants grow from seeds. C) Offspring are genetically identical to their parent. D) Two types of gametes are involved. Show Answer Correct Answer: C) Offspring are genetically identical to their parent. 5. Fusion of two gametes coming from two parents is called ..... A) Asexual reproduction. B) Regeneration. C) Sexual reproduction. D) Vegetative propagation. Show Answer Correct Answer: C) Sexual reproduction. 6. Example of neutral flower is A) Papaya. B) Maize. C) Ray florets of sunflower. D) None of the above. Show Answer Correct Answer: C) Ray florets of sunflower. 7. Which one of the following is surrounded by a callose wall? A) Microspore mother cell. B) Male gamete. C) Egg. D) Pollen grain. Show Answer Correct Answer: A) Microspore mother cell. 8. ..... are the biotic agents A) Insects. B) Birds. C) Animals. D) All of the above. Show Answer Correct Answer: D) All of the above. 9. All are natural vegetative reproduction except ..... A) Rhizomes. B) Cutting. C) Tubers. D) Offshoits. Show Answer Correct Answer: B) Cutting. 10. From what part of the plants do seeds come from? A) Stems. B) Fruits. C) Leaves. D) Flowers. Show Answer Correct Answer: D) Flowers. 11. A female gamete is large, with a nucleus and ..... cytoplasm. A) Small. B) No. C) Large. D) Scattered. Show Answer Correct Answer: C) Large. 12. In Ovules what are present? A) Male Gametes. B) Female Gametes. C) Pollen Grains. D) Pistil. Show Answer Correct Answer: B) Female Gametes. 13. An underground stem that has fleshy, colorless leaves A) Tuber. B) Bulb. C) Root. D) Gourd. Show Answer Correct Answer: B) Bulb. 14. Yeast reproduces by A) Budding. B) Fragmentation. C) Spore formation. D) Tuber. Show Answer Correct Answer: A) Budding. 15. In a flower, if megaspore mother cell forms megaspore, without undergoing meiosis and if one megaspore develops into an embryo sac its nuclei would be A) Haploid. B) Diploid. C) A few haploid, a few diploid. D) With variable ploidy. Show Answer Correct Answer: B) Diploid. 16. What is cross polination A) The transfer of pollen from theanther to the stigma of a flower. B) Transfer of pollen grains from one flower to another flower of a different plant of the same kind. C) Transfer of pollen grains from one flower to another flower of the same plant. D) None of the above. Show Answer Correct Answer: B) Transfer of pollen grains from one flower to another flower of a different plant of the same kind. 17. Which reproduction involves flowers, seeds, and fruit? A) Sexual reproduction. B) Asexual reproduction. C) Cloning. D) None of the above. Show Answer Correct Answer: A) Sexual reproduction. 18. Scutellum is A) Grass embryo. B) Grass seed. C) Grass fruit. D) Grass cotyledon. Show Answer Correct Answer: D) Grass cotyledon. 19. A male peacock spreads his feathers in the near a female peahen. This behavior helps the peacock ..... A) Scare off female birds. B) Hide from predators. C) Attract a mate. D) Find food to eat. Show Answer Correct Answer: C) Attract a mate. 20. What is the role of the stigma in sexual reproduction in plants? A) It receives pollen during pollination. B) It stores water for the plant's growth. C) It helps in the process of photosynthesis. D) It produces seeds after fertilization. Show Answer Correct Answer: A) It receives pollen during pollination. 21. An organism that reproduces through fragmentation. A) Yeast. B) Spirogyra. C) Hydra. D) None of the above. Show Answer Correct Answer: B) Spirogyra. 22. A typical anther is ..... A) One lobed and monothecous. B) Bilobed and dithecous. C) All the above. D) None of the above. Show Answer Correct Answer: B) Bilobed and dithecous. 23. Which of these IS a disadvantage of asexual reproduction? A) Results in too much genetic variation in a population. B) Requires less time. C) Enables organisms to produce large amounts of offspring. D) Results in little genetic variation within a population. E) Requires less energy. Show Answer Correct Answer: D) Results in little genetic variation within a population. 24. Fusion of male cell and egg cell is known as ..... A) Fertilization. B) Zygote. C) All the above. D) None of the above. Show Answer Correct Answer: A) Fertilization. 25. What is fertilization in plants? A) The process of seed dispersal in plants. B) Fusion of male and female gametes to form a zygote. C) The process of water absorption in plants. D) The process of photosynthesis in plants. Show Answer Correct Answer: B) Fusion of male and female gametes to form a zygote. ← PreviousNext →Related QuizzesClass 7 Science Chapter 8 Reproduction In Plants Quiz 1Class 7 Science Chapter 8 Reproduction In Plants Quiz 2Class 7 Science Chapter 8 Reproduction In Plants Quiz 3Class 7 Science Chapter 8 Reproduction In Plants Quiz 4Class 7 Science Chapter 8 Reproduction In Plants Quiz 5Class 7 Science Chapter 8 Reproduction In Plants Quiz 6Class 7 Science Chapter 8 Reproduction In Plants Quiz 7Class 7 Science Chapter 8 Reproduction In Plants Quiz 8Class 7 Science Chapter 8 Reproduction In Plants Quiz 9Class 7 Science Chapter 8 Reproduction In Plants Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books