This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 8 How Do Organisms Reproduce – Quiz 5 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 5 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. Which among the following is a unicellular organism that does not reproduce by budding: A) Hydra. B) Amoeba. C) Yeast. D) Hydra and yeast. Show Answer Correct Answer: B) Amoeba. 2. The male gamete of maize plant has 10 chromosomes. What will be the number of chromosomes in the zygote? A) 5. B) 10. C) 20. D) Can not be determined. Show Answer Correct Answer: C) 20. 3. Which of the following statement is not correct with respect to human female? A) Menstruation starts at the age of puberty. B) The process of menstruation is completed in 2-8 days. C) Menstruation is repeated every month. D) Menstruation continues for the life time. Show Answer Correct Answer: D) Menstruation continues for the life time. 4. What are the male sex cells called? A) Eggs. B) Sperm. C) Testorone. D) Fallopian. Show Answer Correct Answer: B) Sperm. 5. A-Fusion of gametes gives rise to a single cell called zygteR-Zygote is a fertilised ovum A) Both A and R are true, and R is the correct explanation of A. B) Both A and R are true, and R is the correct explanation of A. C) A is true but R is false. D) A is false but R is true. Show Answer Correct Answer: A) Both A and R are true, and R is the correct explanation of A. 6. What is the primary sex hormones of males? A) Prostate gland. B) Testosterone. C) Urine. D) Semen. Show Answer Correct Answer: B) Testosterone. 7. The plant that propagates by leaf buds is A) Rose. B) Bryophyllum. C) Potato. D) Aloevera. Show Answer Correct Answer: B) Bryophyllum. 8. A-All the sepals together are called corollaR-The function of the sepal is to protect the flower in bud stage A) Both A and R are true, and R is the correct explanation of A. B) Both A and R are true, and R is the correct explanation of A. C) A is true but R is false. D) A is false but R is true. Show Answer Correct Answer: D) A is false but R is true. 9. Vasectomy is the permanent surgical method for females. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 10. Double fertilization is a phenomenon seen in A) Bryophytes. B) Pteridophytes. C) Gymnosperms. D) Angiosperms. Show Answer Correct Answer: D) Angiosperms. 11. In vegetative reproduction, the new individuals are genetically- A) Similar. B) Dissimilar. C) Abnormal. D) None of these. Show Answer Correct Answer: A) Similar. 12. The two hormones that maintain the lining of the uterus are: A) FSH and estrogen. B) LH and estrogen. C) Estrogen. D) Progesterone and estrogen. Show Answer Correct Answer: D) Progesterone and estrogen. 13. Which out of the following processes does not lead to the formation of clones A) Fertilization. B) Fission. C) Tissue Culture. D) Fragmentation. Show Answer Correct Answer: A) Fertilization. 14. If the egg in human female is not fertilized it lives for about ..... day/s A) 1. B) 8. C) 18. D) 28. Show Answer Correct Answer: A) 1. 15. The correct sequence of reproductive stages seen in flowering plants is ..... A) Gamete, zygote, embryo, seedling. B) Zygote, gamete, embryo, seedling. C) Seedling, embryo, zygote, gametes. D) Gamete, embryo, zygote, seedling. Show Answer Correct Answer: A) Gamete, zygote, embryo, seedling. 16. Which among the following does not reproduce by spore formation? A) Penicillium. B) Yeast. C) Mucor fungus. D) Rhizopus. Show Answer Correct Answer: B) Yeast. 17. During adolescence, several changes occur in the human body. Mark one change associated with sexual maturation in boys A) Loss of milk teeth. B) Increase in height. C) Cracking of voice. D) Weight gain. Show Answer Correct Answer: C) Cracking of voice. 18. The sperms are produced in A) Witness. B) Vas deferens. C) Prostate gland. D) Urethra. Show Answer Correct Answer: A) Witness. 19. What are the functions of ovaries of females? A) Formation of placenta. B) It produces the estrogen. C) It produces the testosterone. D) Both option 1 and option 2. Show Answer Correct Answer: B) It produces the estrogen. 20. Example of unisexual flower. A) Hibiscus. B) Rose. C) Papaya. D) Mustard. Show Answer Correct Answer: C) Papaya. 21. Reproduction is essential for living organisms in order to A) Keep the individual organism alive. B) Fulfill their energy requirement. C) Maintain growth. D) Continue the species generation after generation. Show Answer Correct Answer: D) Continue the species generation after generation. 22. What is Spore Formation? A) Error has not yet done well, how will it be:(. B) I dont know. C) In this method specialised structurescalled sporangia. D) Brother, don't give such an easy question. Show Answer Correct Answer: C) In this method specialised structurescalled sporangia. 23. What are the female sex cells called? A) Eggs. B) Sperm. C) Fallopian. D) Uterus. Show Answer Correct Answer: A) Eggs. 24. Hydra reproduces by means of ..... A) Multiple fission. B) Budding. C) Fragmentation. D) Regeneration. Show Answer Correct Answer: B) Budding. 25. This is the type of fertilization and development seen in humans A) Internal fertilization and internal development. B) Internal fertilization and external development. C) External fertilization and external developmet. D) None of the above. Show Answer Correct Answer: A) Internal fertilization and internal development. ← 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 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 10Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books