This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 8 How Do Organisms Reproduce – Quiz 12 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 12 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. What is Variation? A) Noticeable change in 2 different species. B) It is the copying during reproduction is important for maintaining the body designs of different organisms to survive in the existing environment. C) It refers to the visible difference between two individuals or among a group of individuals or species. D) None of the above. Show Answer Correct Answer: C) It refers to the visible difference between two individuals or among a group of individuals or species. 2. All forms of asexual reproduction use ..... to grow new cells and organisms. A) Mitosis. B) Meiosis. C) All the above. D) None of the above. Show Answer Correct Answer: A) Mitosis. 3. The two nuclei at the end of the pollen tube are called A) Tube nucleus and a generative nucleus. B) Sperm and ovum. C) Generative nucleus and stigma. D) Tube nucleus and sperm. Show Answer Correct Answer: A) Tube nucleus and a generative nucleus. 4. What is fertilisation? A) The release of an egg from the ovary. B) The joining of a sperm cell and an egg cell. C) The development of the fetus in the uterus. D) The process by which the fetus is delivered from the uterus. Show Answer Correct Answer: B) The joining of a sperm cell and an egg cell. 5. In Rhizopus the spores are present in A) Hyphae. B) Sporangium. C) Both of the above. D) None of the above. Show Answer Correct Answer: B) Sporangium. 6. In an experiment, Sohan removed the young stamens of a bisexual flower. What will be its result? A) The flower will develop into fruit. B) The flower can not develop into the fruit. C) Fertilisation will not occur. D) Both option 2 and option 3. Show Answer Correct Answer: A) The flower will develop into fruit. 7. Spores are formed in a structure known as A) Sporangia. B) Gametagia. C) Pollen sac. D) Gemmule. Show Answer Correct Answer: A) Sporangia. 8. The cut part of a plant stem which is used in grafting is called A) Stock. B) Stump. C) Scion. D) Stick. Show Answer Correct Answer: C) Scion. 9. Which Male accessory gland is unpaired? A) Cowper's gland. B) Prostate. C) Seminal vesicles. D) Bulbourethral gland. Show Answer Correct Answer: B) Prostate. 10. Characters transmitted from parents to offsprings are present in A) Cytoplasm. B) Ribosomes. C) Genes. D) Mitochondria. Show Answer Correct Answer: C) Genes. 11. The fertilisation which occurs inside the female body is called A) Internal fertilisation. B) External fertilisation. C) All the above. D) None of the above. Show Answer Correct Answer: A) Internal fertilisation. 12. Which structure is correctly paired with its function? A) Ovary-provides milk for newborns. B) Testis-development of sperm. C) Placenta-storage of released eggs. D) Uterus-produces estrogen. Show Answer Correct Answer: B) Testis-development of sperm. 13. What is the role of double fertilization in plants reproducing by sexual reproduction? A) To produce cotyledons. B) To produce seed. C) To produce hormone. D) To produce endosperm. Show Answer Correct Answer: D) To produce endosperm. 14. Why complex organisms cannot give rise to new individuals through regeneration? A) Its their choice. B) I am bit confused. C) Cause they have complex organisms. D) Its not in the book. Show Answer Correct Answer: C) Cause they have complex organisms. 15. What is the significance of reproduction? A) Maintain the continuity of species. B) Maintain growth. C) Maintain muscle power. D) Division of cell into cells. Show Answer Correct Answer: A) Maintain the continuity of species. 16. The term scion is used in relation to A) Embryology. B) Sexual reproduction. C) Grafting. D) Pollen. Show Answer Correct Answer: C) Grafting. 17. Reproductive glands in which eggs are produced A) Penis. B) Ovaries. C) Menstrual cycle. D) Fertilization. Show Answer Correct Answer: B) Ovaries. 18. Following one plays an important role in reproduction. A) DNA. B) Cell. C) RNA. D) Tissue. Show Answer Correct Answer: A) DNA. 19. Male and female reproductive cells are collectively known as: A) Spores. B) Pollen. C) Gametes. D) Offspring. Show Answer Correct Answer: C) Gametes. 20. Which of the following is not the part of female reproductive system? A) Ovary. B) Vas deference. C) Uterus. D) Fallopian tubule. Show Answer Correct Answer: B) Vas deference. 21. Pollination by means of insects is called ..... A) Entomophily. B) Ornithophily. C) Anemophily. D) Hydrophily. Show Answer Correct Answer: A) Entomophily. 22. Which of the following is a future shoot? A) Plumule. B) Cotyledon. C) Radicle. D) None of these. Show Answer Correct Answer: A) Plumule. 23. Sugarcane is propagated by A) Stem cutting. B) Leaf buds. C) Root cutting. D) Seed. Show Answer Correct Answer: A) Stem cutting. 24. Which among the following are not the functions of testes at puberty?(i) Formation of germ cells(ii) Secretion of testosterone(iii) Development of placenta(iv) Secretion of estrogen A) (i) and (ii). B) (i) and (iii). C) (ii) and (iv). D) (iii) and (iv). Show Answer Correct Answer: D) (iii) and (iv). 25. Hibiscus flower is called bisexual because it contains A) Both stamen and pistil. B) Only stamen. C) Only pistil. D) Neither Stamen nor pistil. Show Answer Correct Answer: A) Both stamen and pistil. ← PreviousNext →Related QuizzesClass 10 Science Chapter 8 How Do Organisms Reproduce Quiz 1Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 2Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 3Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 4Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 5Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 6Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 7Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 8Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 9Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 10 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books