Reproduction in plants – General Science quiz class 7 1 Comment / All Quiz Class 7 General Science, Chapter # 3, MCQs with answers Online test preparation for ETEA, NTS, KPPSC, PPSC, FPSC, or any type of competitive Exams. 0% 1 votes, 5 avg 6 General Science class 7 chapter 3 Class 7 General Science, Chapter # 3, online quiz 1 / 44 1. _____ is the transfer of pollen grains from the another to the stigma of a flower on another plant of the same species. A. Cross-pollination B. Self-pollination C. Fertilization D. Fruit formation 2 / 44 2. Self-pollination occurs between: A. Same flower B. Different flower C. Flowers of different plants D. Same or different flowers of the same plant 3 / 44 3. Seed develops from: A. Ovule B. Ovary C. Anther D. Both ovary and ovule 4 / 44 4. The filament of stamen holds the anther _____ A. Up B. Down C. Both of them D. None of these 5 / 44 5. The pollen tube grows into the _____ of the carpel and reaches the ovule containing an egg A. Ovary B. Stigma C. Style D. petals 6 / 44 6. ____ are usually green and leaf-like structures that protect the inner parts of the flower. A. Sepals B. Petals C. Stamens D. carpels 7 / 44 7. ______ flowers are not brightly coloured and may have no nectar. A. Water pollinated B. Birds pollinated C. Insect pollinated D. Wind pollinated 8 / 44 8. ______ is the transfer of pollen grains from the stamen to the stigma of the same flower or to the different flower of the same plant. A. Cross-pollination B. Self-pollination C. Fertilization D. Fruit formation 9 / 44 9. Which one of the following is not a reproductive structure: A. Sepals B. Carpel C. Ovule D. Pollen grain 10 / 44 10. The flower is the _____ part of the flowering plants A. Basic B. Main C. Reproductive D. Non-reproductive 11 / 44 11. Some plants like strawberries and cactus, stem grows just above the surface of the soil and produces ______ A. Stem B. Seeds C. Buds D. roots 12 / 44 12. Ovary, style, and stigma are the three parts of each ______ A. Sepals B. Petals C. Stamen D. Carpel 13 / 44 13. Plants that are identical to the parent because no mixing of male and female gametes take place in _____ A. Sexual reproduction B. Pollination C. Asexual reproduction D. Fertilization 14 / 44 14. A sexual reproduction produces plants that are identical to the _____ A. Unique B. Parent C. Their male D. Female 15 / 44 15. ____ are the male reproductive organs. A. Sepals B. Petals C. Stamens D. Carpels 16 / 44 16. Testa, endosperm, and embryo are collectively called the _____ A. Flower B. Stem C. Roots D. Seeds 17 / 44 17. Cross pollination is responsible for bringing ______ among plants A. Similarities B. Gametes C. Variations D. seeds 18 / 44 18. The sex cells are involved in A. Asexual reproduction B. Sexual reproduction C. Both of them D. None of these 19 / 44 19. _____ is the female reproductive organ A. Sepals B. Petals C. Stamens D. Carpels 20 / 44 20. Which one of the following is the female sex organ? A. Stamen B. Carpel C. Petal D. Sepal 21 / 44 21. The branches of jasmine and lachi are buried in the soil they develop roots and new plant is formed in A. Grafting B. Cutting C. Runners D. Layering 22 / 44 22. The offspring arises from the body of parent in A. Asexual reproduction B. Sexual reproduction C. Both of them D. None of these 23 / 44 23. The wall of the ovary store food and make a _____ A. Flower B. Fruit C. Roots D. Seeds 24 / 44 24. The zygote develops into a ____ A. Flower B. Seed C. Stem D. leaves 25 / 44 25. The _____ nucleus from the pollen grains reaches the egg and a result fertilization occurs A. Male B. Female C. Both D. None of these 26 / 44 26. The pollen grains produces a pollen tube after falling on the ____ A. Sepals B. Petals C. Stamen D. Stigma 27 / 44 27. Pollen grains are produced in the _____ A. Sepals B. Petals C. Anther D. Carpels 28 / 44 28. Potato tubers are grown and their eyes or buds develop into new plants in the method of A. Grafting B. Cutting C. Tubers D. Layering 29 / 44 29. _____ is the fusion of male and female sex cells, to form zygote. A. Fertilization B. Fruits C. Roots D. Asexual reproduction 30 / 44 30. One parent is involved to produce offsprings in _______ A. Asexual reproduction B. Sexual reproduction C. Both of them D. None of these 31 / 44 31. The branch which goes under the soil is cut off from the main plant which grows independently in A. Layering B. Grafting C. Runners D. Cutting 32 / 44 32. The stem which grows just above of the soil and produces buds, these buds are detached from the parent plant and grow into new plant in A. Grafting B. Cutting C. Runners D. Layering 33 / 44 33. Each _____ consist of a long filament and anther. A. Sepals B. Petals C. Stamen D. Carpels 34 / 44 34. The transfer of pollen grains from the anther to the stigma of the carpel is called A. Fertilization B. Pollination C. zygote D. Asexual reproduction 35 / 44 35. _____ is known as vegetative reproduction or vegetative propagation. A. Fertilization B. Pollination C. Sexual reproduction D. Asexual reproduction 36 / 44 36. Pollination is necessary for successful ________ A. Asexual reproduction B. Sexual reproduction C. Both of them D. None of these 37 / 44 37. Male and female sex cells fuse together to form A. Flower B. Zygote C. Fruit D. roots 38 / 44 38. Asexual reproduction in plants is a kind of reproduction in which only ____ parent plant is involved. A. One B. Two C. Three D. Four 39 / 44 39. _____ are developed from the ovule after fertilization. A. Flower B. Stem C. Roots D. Seeds 40 / 44 40. Potato is asexually produced through: A. Layering B. Tubers C. Cutting D. grafting 41 / 44 41. When the cut stems or branches of rose and mint are placed in the soil, they develop into new plants are example of: A. Layering B. Grafting C. Runners D. Cutting 42 / 44 42. ____ are often brightly coloured and leaf-like parts. A. Sepals B. Petals C. Stamens D. carpels 43 / 44 43. Cutting are grafted on other plants of same kind, to improve quality and quantity of yield is A. Grafting B. Cutting C. Runners D. Layering 44 / 44 44. Sepals and petals are _____ parts of the flower. A. sexual B. Asexual C. same D. parent Your score is The average score is 93% LinkedIn Facebook Twitter VKontakte 0% Restart quiz Send feedback
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