This quiz works best with JavaScript enabled. Home > Cbse > Class 7 > Science > Reproduction In Plants > Class 7 Science Chapter 8 Reproduction In Plants – Quiz 17 🏠 Homepage 📘 Download PDF Books 📕 Premium PDF Books Class 7 Science Chapter 8 Reproduction In Plants Quiz 17 (60 MCQs) Quiz Instructions Select an option to see the correct answer instantly. 1. ..... have only either the stamen or the pistil. A) Cross-pollination. B) Bisexual flowers. C) Self-pollination. D) Unisexual flowers. Show Answer Correct Answer: D) Unisexual flowers. 2. Spore formation is a method of developing new individuals from reproductive structures called A) Bulb. B) Bryophyllum. C) Pore. D) Spores. Show Answer Correct Answer: D) Spores. 3. Vegetative propagation by runners is seen in ..... A) Guava. B) Potato. C) Begonia. D) Strawberry. Show Answer Correct Answer: D) Strawberry. 4. Fine to coarse particles that spread from flowers, seeds and plants. A) Reproduction. B) Pistil. C) Pollen. D) Behavior. E) Ovary. Show Answer Correct Answer: C) Pollen. 5. What type of reproduction happens in rambutan and squash plants? A) Sexual reproduction. B) Asexual Reproduction. C) All the above. D) None of the above. Show Answer Correct Answer: A) Sexual reproduction. 6. Bisexual flowers are also called as ..... A) Hermaphrodites. B) Bermaphrodites. C) Unisexual. D) None of these. Show Answer Correct Answer: A) Hermaphrodites. 7. A(n) ..... is a female plant part. A) Sepal. B) Petal. C) Pistil. D) Stamen. Show Answer Correct Answer: C) Pistil. 8. Spirogyra reproduces asexually by:(a) spore formation (b) fragmentation (c) budding (d) cutting A) A. B) C. C) B. D) D. Show Answer Correct Answer: C) B. 9. Stem cutting is a common method of vegetative reproduction in which plant? A) Rose. B) Apple. C) Jasmine. D) Blueberry. Show Answer Correct Answer: A) Rose. 10. The petal's job is not only to protect the reproductive parts of the plant, but also to A) Keep wind away from the stamen. B) Attract pollinators with their colors. C) Absorb sunlight. D) Fall off and become food for bugs. Show Answer Correct Answer: B) Attract pollinators with their colors. 11. How do you know the seed is germinating? A) The seed dries up. B) The cotyledons dry off. C) A tiny root and stem appears. D) The petal and the sepal fall off. Show Answer Correct Answer: C) A tiny root and stem appears. 12. Asexual reproduction does not involve gametes A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 13. Ferns and Mosses reproduces in a ..... manner. A) Divisive. B) Asexual. C) Splitting. D) Sexual. Show Answer Correct Answer: B) Asexual. 14. Pollination in water hyacinth and water lily is brought about by the agency of A) Insects or wind. B) Water. C) Bats. D) Birds. Show Answer Correct Answer: A) Insects or wind. 15. Which one of the following is resistant to enzyme action? A) Cork. B) Wood fibre. C) Leaf cuticle. D) Pollen Exine. Show Answer Correct Answer: D) Pollen Exine. 16. In Asexual reproduction the offspring will be A) Genetically identical to the parents. B) Genetically different from the parents. C) Bigger and stronger then the parents. D) Smaller and weaker then the parents. Show Answer Correct Answer: A) Genetically identical to the parents. 17. Reproduction is an essential life process because ..... A) All organisms have a definite life span. B) Without reproduction, the species would perish. C) Both a) and b). D) None of the above. Show Answer Correct Answer: C) Both a) and b). 18. Flowers and fruits are classified as- A) Reproductive part. B) Vegetative part. C) All the above. D) None of the above. Show Answer Correct Answer: A) Reproductive part. 19. Assertion-Chasmogamous flowers require pollinating agents.Reason-Cleistogamous flowers donot expose their sex organs A) If both A & R are true and the R is the correct explanation of A. B) If both A & R are true but the R is not a correct explanation of A. C) If the A is true but the R is false. D) If both the A and R are false. Show Answer Correct Answer: B) If both A & R are true but the R is not a correct explanation of A. 20. After a pollen grain reaches the stigma, it starts growing. The pollen grain develops a tube like growth called the A) Pollen tube. B) Zygote. C) Stamen. D) Style. Show Answer Correct Answer: A) Pollen tube. 21. Which is NOT a female part of a flower? A) Style. B) Filament. C) Stigma. D) Ovary. Show Answer Correct Answer: B) Filament. 22. The process of fragmentation is indeed the process of breakage of an organism into various ..... A) Organs. B) Fragments. C) Cells. D) All of these. Show Answer Correct Answer: B) Fragments. 23. Flowers become fruits, which bear seeds. The seeds germinate to give new plants. Name this type of reproduction. A) Asexual reproduction. B) Sexual reproduction. C) Vegetative propagation. D) None of the above. Show Answer Correct Answer: B) Sexual reproduction. 24. The common method of reproduction in bacteria is ..... A) Binary fission. B) Budding. C) Fragmentation. D) Spore formation. Show Answer Correct Answer: A) Binary fission. 25. Which of the following is NOT needed for germination? A) Water. B) Warmth. C) Air. D) Light. Show Answer Correct Answer: D) Light. 26. What does the stamen of a flowering plant consist of? A) Stigma and style. B) Petal and sepal. C) Anther and filament. D) Ovary and ovule. Show Answer Correct Answer: C) Anther and filament. 27. In grafting, the part of the plant to be propagated is called the ..... A) Root. B) Stock. C) Scion. D) Shoot. Show Answer Correct Answer: C) Scion. 28. What is the base of the style and contains one or more ovules? A) Stamen. B) Ovary. C) Sepal. D) Stigma. Show Answer Correct Answer: B) Ovary. 29. Which is not a natural pollinator A) Honey bee. B) Bat. C) Tiger. D) Butterfly. Show Answer Correct Answer: C) Tiger. 30. What is a pollinator? A) Bug. B) Bees. C) Stingray. D) Animals that carry pollen from one flower to another. Show Answer Correct Answer: D) Animals that carry pollen from one flower to another. 31. Explain how a BAT helps in the transportation of seeds- A) Use details!. B) Make sure that you go through the steps!. C) All the above. D) None of the above. Show Answer Correct Answer: A) Use details!. 32. How many microspore mother cells are required to produce 1000 pollen grains A) 150. B) 200. C) 250. D) 100. Show Answer Correct Answer: C) 250. 33. To what classification of plants do papaya, ampalaya, santol, rose, santan and eggplants belong? A) Flowering Plants. B) Non-Flowering Plants. C) All the above. D) None of the above. Show Answer Correct Answer: A) Flowering Plants. 34. What is a method of reproduction that requires both a male and female parent? A) Behavior. B) Asexual reproduction. C) Sexual reproduction. D) Ovary. Show Answer Correct Answer: C) Sexual reproduction. 35. An advantage of sexual reproduction is ..... A) More energy needed. B) No variation in offspring. C) Less energy needed. D) Variation in offspring. Show Answer Correct Answer: D) Variation in offspring. 36. When the offspring are identical to the parent, this is ..... reproduction? A) Sexual. B) Heredity. C) Chromosome. D) Asexual. Show Answer Correct Answer: D) Asexual. 37. Which of the following contains the egg cells in plants? A) Ovule. B) Pollen grain. C) Stigma. D) Anther. Show Answer Correct Answer: A) Ovule. 38. Which part of the plant holds it upright and makes it lean towards the light? A) Flower. B) Stem. C) Roots. D) Leaves. Show Answer Correct Answer: B) Stem. 39. What happens to the female parts of the flower after fertilisation? A) The ovules become seeds and the rest becomes the fruit. B) The ovules become fruit and the rest becomes the seeds. C) The ovules become seeds and the rest becomes the food store. D) None of the above. Show Answer Correct Answer: A) The ovules become seeds and the rest becomes the fruit. 40. Process by which the embryo detaches itself from the seed and grows into a plant A) Growth. B) Germination. C) Germs. D) None of the above. Show Answer Correct Answer: B) Germination. 41. Which is the most common type of embryo sac in angiosperms? A) Bisporic with two sequential mitotic divisions. B) Monosporic with three sequential mitotic divisions. C) Monosporic with two sequential mitotic divisions. D) Tetrasporic with one mitotic stage of divisions. Show Answer Correct Answer: B) Monosporic with three sequential mitotic divisions. 42. Sexual Reproduction involves ..... parents. A) Zero. B) Two. C) Three. D) One. Show Answer Correct Answer: B) Two. 43. A flower with stamen, carpels, sepals, and petals is said to be A) Incomplete. B) Imperfect. C) Complete. D) Perfect. Show Answer Correct Answer: C) Complete. 44. How are the pollen grains of insect-pollinated plants adapted for transfer? A) They are smooth and light. B) They are produced in very large amounts. C) They are sticky or spiky. D) None of the above. Show Answer Correct Answer: C) They are sticky or spiky. 45. True or false?Pollination is the movement of seeds. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: B) False. 46. Which type of reproduction envolves one parent A) Asexual. B) Sexual. C) None of these. D) Both of these. Show Answer Correct Answer: A) Asexual. 47. What is a seed made from? A) The anther. B) The fertilised egg cells. C) The stamen. D) The ovary. Show Answer Correct Answer: B) The fertilised egg cells. 48. The plants which have unisexual flowers are A) Pumpkin. B) Ridged Guard. C) Bottle Guard. D) All of the above. Show Answer Correct Answer: D) All of the above. 49. Which part of the male holds the pollen? A) Ovary. B) Stigma. C) Ovule. D) Anther. Show Answer Correct Answer: D) Anther. 50. Corolla is made up of: A) Gynoecium. B) Calyx. C) Androecium. D) Petals. Show Answer Correct Answer: D) Petals. 51. What is the male reproductive part of a flower? A) Ovary. B) Stamen. C) Sepal. D) Pistil. Show Answer Correct Answer: B) Stamen. 52. The outermost and innermost wall layers of a microsporangium in an anther are A) Epidermis, endodermis. B) Endothecium tapetum. C) Epidermis, middle layers. D) Epidermis, tapetum. Show Answer Correct Answer: D) Epidermis, tapetum. 53. Root cutting of ..... plant used for vegetative propogation. A) Bougainvillea. B) Rose. C) Blackberry. D) Sansvieria. Show Answer Correct Answer: D) Sansvieria. 54. What is the purpose of mushrooms in fungi reproduction? A) To produce new buds that grow into new individuals. B) To form spores that can be used in reproduction. C) To undergo meiosis to produce gametes. D) To release male and female gametes into the water. Show Answer Correct Answer: B) To form spores that can be used in reproduction. 55. What is the male reproductive organ of a flower? A) Angiosperm. B) Pistil. C) Stamen. D) Fruit. Show Answer Correct Answer: C) Stamen. 56. The ..... of anther may have polyploid cells A) NUCELLUS. B) Carpet. C) Microspore. D) Epidermis. Show Answer Correct Answer: B) Carpet. 57. The spores are asexual reproductive bodies. A) True. B) False. C) All the above. D) None of the above. Show Answer Correct Answer: A) True. 58. Where pollination happens A) Filament. B) Stigma. C) Anther. D) Ovary. Show Answer Correct Answer: B) Stigma. 59. ..... is known as female gametophyte, as the structure contains the female gamete of the plant. A) Megasporangium also called as ovule. B) Embryo Sac. C) All the above. D) None of the above. Show Answer Correct Answer: B) Embryo Sac. 60. Joining of stock and scion is called as ..... A) Micropropogation. B) Budding. C) Cutting. D) Grafting. Show Answer Correct Answer: D) Grafting. ← PreviousNext →Related QuizzesScience QuizzesClass 7 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 8 🏠 Back to Homepage 📘 Download PDF Books 📕 Premium PDF Books