This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 8 How Do Organisms Reproduce – Quiz 9 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 9 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. The part of a flower that protects flower in bud form is A) Sepals. B) Petals. C) Carpel. D) Stamen. Show Answer Correct Answer: A) Sepals. 2. Organism grows new parts to replace broken-off ones A) REGENERATION. B) Budding. C) Mitosis. D) Fission. Show Answer Correct Answer: A) REGENERATION. 3. Freshly released human egg has: A) One Y-chromosome. B) One X-chromosome. C) Two X-chromosomes. D) One X-chromosome and one Y-chromosome. Show Answer Correct Answer: B) One X-chromosome. 4. The surgical method which prevents the sperms from reaching the ovum and pregnancy does not occur is: A) IUCD. B) Vasectomy. C) Condom. D) Tubectomy. Show Answer Correct Answer: B) Vasectomy. 5. At the time of entering into ovule, pollen tube has A) Three male nuclei. B) Two male nuclei. C) One gamete nucleus. D) Four male gametes. Show Answer Correct Answer: B) Two male nuclei. 6. The ..... cover and protect the flower bud. A) Petals. B) Stamen. C) Sepals. D) Anther. Show Answer Correct Answer: C) Sepals. 7. Fusion of gametes give rise to a single cell called A) Embryo. B) Foetus. C) Zygote. D) None of the above. Show Answer Correct Answer: C) Zygote. 8. Which structure in male reproductive system that transport the sperm out of the body? A) Testis. B) Sperm duct. C) Urethra. D) Seminal vesicle. Show Answer Correct Answer: C) Urethra. 9. The following one is the male part of the flower. A) Calyx. B) Corolla. C) Androecium. D) Gynoecium. Show Answer Correct Answer: C) Androecium. 10. The seeds of a flower are produced in the ..... A) Pistil. B) Ovule. C) Stamen. D) Sepal. Show Answer Correct Answer: B) Ovule. 11. What is the number of chromosomesin the gamete of an organism as compared to the somatic cells? A) Equal. B) Half. C) Double. D) Thrice. Show Answer Correct Answer: B) Half. 12. These are types of asexual Reproduction:MitosisFissionRegenerationBuddingVegetative Propagation A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. Why is Reproduction Important? A) To increase birth rate. B) It is a time pass. C) To increase the size of the family. D) It is important for the survival of all living things. Show Answer Correct Answer: D) It is important for the survival of all living things. 14. Which of the following is an IUCD? A) Copper-T. B) Diaphragm. C) Oral pills. D) Tubectomy. Show Answer Correct Answer: A) Copper-T. 15. The embryo in humans gets nutrition from the mother's blood with the help of a special tissue called A) Placenta. B) Villi. C) Uterus. D) Womb. Show Answer Correct Answer: A) Placenta. 16. What process produces sperm? A) Spermatogensis. B) Oogenesis. C) All the above. D) None of the above. Show Answer Correct Answer: A) Spermatogensis. 17. The following part of the flower protects the flower in bud condition? A) Calyx. B) Corolla. C) Androecium. D) Gynoecium. Show Answer Correct Answer: A) Calyx. 18. Which of the following is not a part of the female reproductive system in human beings A) Uterus. B) Oviduct. C) Testis. D) Ovary. Show Answer Correct Answer: C) Testis. 19. Which of the following glands produce sugars to provide energy for sperms? A) Seminal vesicle. B) Prostate gland. C) Cowper's glands. D) Epididymis. Show Answer Correct Answer: C) Cowper's glands. 20. In Rhizopus, Tubular Thread-Like Structures Bearing Sporangia At Their Tips Are Called A) . Filaments. B) . Hyphae. C) . Rhizoids. D) . Roots. Show Answer Correct Answer: B) . Hyphae. 21. Find the odd one out, with respect to mode of reproduction. A) Amoeba. B) Spirogyra. C) Hydra. D) Dog. Show Answer Correct Answer: D) Dog. 22. How does the pine tree reproduce? A) By producing cones. B) By producing flowers. C) By producing spores. D) None of the above. Show Answer Correct Answer: A) By producing cones. 23. Syngamy is: A) Fusion of male gamete and female gamete in humans. B) Fusion of male gamete and female gamete in non flowering plants. C) Fusion of egg cell and male gamete in non flowering plants. D) Fusion of egg cell and male gamete in flowering plants. Show Answer Correct Answer: C) Fusion of egg cell and male gamete in non flowering plants. 24. A sperm fertilises the egg in- A) Vas deferens. B) Ovary. C) Fallopian tube. D) Uterus. Show Answer Correct Answer: C) Fallopian tube. 25. Spirogyra is an example of A) Budding. B) Fragmentation. C) Sexual Reproduction. D) Fusion. Show Answer Correct Answer: B) Fragmentation. ← 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 10Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books