This quiz works best with JavaScript enabled. Home > Class 10 > Class 10 Science Chapter 8 How Do Organisms Reproduce – Quiz 2 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 2 (25 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. These are types of sexual Reproduction:Mitosis Fission Regeneration Budding Vegetative Propagation A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 2. The asexual reproduction in the Spirogyra involves ..... A) Breaking up of filaments into smaller bits. B) Division of a cell into many cells. C) Division of a cell into two cells. D) Formation of a large number of buds. Show Answer Correct Answer: A) Breaking up of filaments into smaller bits. 3. There is no natural death in single celled organisms like Amoeba and bacteria because A) They cannot reproduce sexually. B) They reproduce by binary fission. C) Parental body is distributed among the offspring. D) They are microscopic. Show Answer Correct Answer: C) Parental body is distributed among the offspring. 4. Characters that are transmitted from parents to offspring during reproduction show A) Only similarities with parents. B) Only variations with parents. C) Both similarities and variations with parents. D) Neither similarities nor variations. Show Answer Correct Answer: C) Both similarities and variations with parents. 5. Offspring formed by sexual reproduction exhibit more variation than those formed by Asexual reproduction because A) Sexual reproduction is a lengthy process. B) Gametes of parents have qualitatively different genetic composition. C) Genetic material comes from parents of two different species. D) Greater amount of DNA is involved in sexual reproduction. Show Answer Correct Answer: B) Gametes of parents have qualitatively different genetic composition. 6. Which of the following are examples of vegetative reproduction in plants? A) Tomato, lady's finger, onion and cauliflower. B) Potato, ginger, onion and sugarcane. C) Cauliflower, onion, potato and tomato. D) Lady's finger, onion, ginger and sugarcane. Show Answer Correct Answer: B) Potato, ginger, onion and sugarcane. 7. Shubham is studying about the process of regeneration in planaria. He removed the head of planarial worm from its body. What will happen to the two body fragments of planarial worm? A) The planarial worm will die. B) The removed head will grow into new planarial worm while body without head will die. C) The body will grow into new planarial worm while the removed head will die. D) Both removed head and body without head will grow into new planarial worms. Show Answer Correct Answer: D) Both removed head and body without head will grow into new planarial worms. 8. Rhizopus reproduce through- A) Spores. B) Stock. C) Tendril. D) Bud. Show Answer Correct Answer: A) Spores. 9. The development of root and shoot in tissue culture is determined by ..... A) Temperature. B) Nutrients. C) Auxin and cytokinin ratio. D) None of these. Show Answer Correct Answer: C) Auxin and cytokinin ratio. 10. The rope like structure containing blood vessels that connects the placenta with the fetus is known as A) Amnion. B) Placenta. C) Umbilical cord. D) Embryo. Show Answer Correct Answer: C) Umbilical cord. 11. The gametes are special type of cells called reproductive cells which contain only ..... the amount of DNA A) Same. B) Double. C) Half. D) 4 times. Show Answer Correct Answer: C) Half. 12. 5-When an animal is cut into pieces and each part gives rise to new organism the process is called ..... A) Fragmentation. B) Budding. C) Spore formation. D) Regeneration. Show Answer Correct Answer: A) Fragmentation. 13. In human males, the testes lie in the scrotum, because it helps in the A) Process of mating. B) Easy transfer of gametes. C) Formation of sperms. D) All the above. Show Answer Correct Answer: C) Formation of sperms. 14. When living tissue from a plant is extracted and placed in a medium, it is called ..... A) Horticulture. B) Transplantation. C) Explant. D) None of these. Show Answer Correct Answer: C) Explant. 15. ..... contains all the information for making flowers, leaves, and every part of a plant. A) Pollination. B) Embryo. C) DNA. D) Growth hormone. Show Answer Correct Answer: C) DNA. 16. Formation of new DNA takes place by means of ..... A) Regeneration. B) Replication. C) Separation. D) Division. Show Answer Correct Answer: B) Replication. 17. In angiosperms, double fertilisation means: A) Fusion of two male gametes with two female gametes. B) Fusion of one egg cell twice with the female gametes. C) Fusion of one male gamete with the egg cell and the other male gamete with the bipolar nuclei. D) Fusion of one male gamete with the egg cell and the other male gamete with the endosperm. Show Answer Correct Answer: C) Fusion of one male gamete with the egg cell and the other male gamete with the bipolar nuclei. 18. The normal duration of menstrual cycle is A) 7-8 days. B) 13-15 days. C) 3-4 days. D) 28 days. Show Answer Correct Answer: D) 28 days. 19. The part of the flower which is present in the centre of the flower is A) Sepals. B) Petals. C) Carpel. D) Stamen. Show Answer Correct Answer: C) Carpel. 20. The property of an undifferentiated cell that has the potential to develop into an entire plant is called A) Budding. B) Cloning. C) Totipotency. D) Subpotency. Show Answer Correct Answer: C) Totipotency. 21. Appearance of vegetative propagules from the nodes of plants such as sugarcane and ginger is mainly because A) Nodes are shorter than intemodes. B) Nodes have meristematic cells. C) Nodes are located near the soil. D) Nodes have non-photosynthetic cells. Show Answer Correct Answer: B) Nodes have meristematic cells. 22. The lining of the uterus coming out through the vagina (sometimes called 'having a period'). A) Conception. B) Fertilization. C) Implantation. D) Menstruation. Show Answer Correct Answer: D) Menstruation. 23. 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. 24. The following one is the Unisexual flower A) Watermelon. B) Shoe flower. C) Green peas. D) Mustard. Show Answer Correct Answer: A) Watermelon. 25. Out of the following organs which has the regenerative capacity? A) Lungs. B) Liver. C) Stomach. D) Intestine. Show Answer Correct Answer: B) Liver. ← PreviousNext →Related QuizzesClass 10 Science Chapter 8 How Do Organisms Reproduce Quiz 1Class 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 10Class 10 Science Chapter 8 How Do Organisms Reproduce Quiz 11 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books