NEET 2025 MCQ with Answer : Sexual Reproduction in flowering plants.

Below multiple choice question cover the basics of reproduction in organism. Lets check one by one with answer. Question 1: Which part of the flower is responsible for producing pollen? A) OvaryB) StigmaC) AntherD) Sepal Answer: C) Anther Question 2: What is the process by which pollen is transferred from the anther to the stigma called? A) PollinationB) FertilizationC) GerminationD) Reproduction Answer: A) Pollination Question 3: In flowering plants, the female gamete is found in which structure? A) StamenB) OvuleC) PetalD) Anther Answer: B) Ovule Question 4: Which type of pollination occurs when pollen is transferred from one flower to another flower of a different plant? A) Self-pollinationB) Cross-pollinationC) Artificial pollinationD) Hybridization Answer: B) Cross-pollination Question 5: What is the role of the ovary in flowering plants? A) To attract pollinatorsB) To produce pollenC) To develop into fruit after fertilizationD) To support the flower Answer: C) To develop into fruit after fertilization 6. Which part of the flower is primarily responsible for reproduction? A) PetalsB) SepalsC) Reproductive organsD) LeavesAnswer: C) Reproductive organs 7. What is the main function of the stigma? A) To produce nectarB) To attract insectsC) To receive pollenD) To support the anther Answer: C) To receive pollen 8. Which of the following is a method of asexual reproduction? A) Cross-pollinationB) BuddingC) FertilizationD) Germination Answer: B) Budding 9. In angiosperms, which structure develops into the seed? A) OvuleB) StigmaC) AntherD) PetalAnswer: A) Ovule 10. What does double fertilization in flowering plants involve? A) Two sperm fertilizing one eggB) One sperm fertilizing one egg and another forming endospermC) Two eggs being fertilizedD) None of the above Answer: B) One sperm fertilizing one egg and another forming endosperm NEET & CET Aspirant Get Daily MCQ and update on Telegram : Click Here NEET & CET Aspirant Get Daily MCQ and Update on Whatsapp : Click Here Amazon Loot Deals : Click Here 11. Which hormone is primarily involved in the development of fruit? A) AuxinB) GibberellinC) EthyleneD) Cytokinin Answer: C) Ethylene 12. Which flower part develops into a seed after fertilization? A) OvuleB) StigmaC) StyleD) Anther Answer: A) Ovule 13. What is the primary function of petals in a flower? A) To produce pollenB) To attract pollinatorsC) To support the flowerD) To store nutrients Answer: B) To attract pollinators 14. Which term describes the fusion of male and female gametes? A) PollinationB) FertilizationC) GerminationD) Seed dispersal Answer: B) Fertilization 15. Which of the following can be a pollinator? A) BirdsB) BeesC) WindD) All of the above Answer: D) All of the above 16. Which part of the flower develops into the fruit? A) SepalB) OvaryC) StamenD) Petal Answer: B) Ovary 17. What is the primary function of the stamen? A) To support the flowerB) To produce ovulesC) To produce pollenD) To attract pollinators Answer: C) To produce pollen 17. In which type of pollination does the pollen come from the same flower? A) Cross-pollinationB) Self-pollinationC) Artificial pollinationD) None of the above Answer: B) Self-pollination 18. What structure protects the developing flower bud? A) PetalsB) SepalsC) StigmaD) Ovary Answer: B) Sepals 19. Which of the following is NOT a part of the flower? A) StamenB) LeafC) PetalD) Ovary Answer: B) Leaf 20. The process of transferring pollen from an anther to a stigma is called: A) FertilizationB) PollinationC) GerminationD) Hybridization Answer: B) Pollination 21. Which of the following is a gamete? A) OvuleB) SeedC) Pollen grainD) Fruit Answer: C) Pollen grain 22. Which plant structure is involved in the formation of endosperm? A) Egg cellB) Sperm cellC) OvuleD) Zygote Answer: B) Sperm cell 23. What is the term for the fusion of the male and female gametes? A) PollinationB) FertilizationC) GerminationD) Propagation Answer: B) Fertilization 24. Which part of the flower typically contains the ovules? A) AntherB) StigmaC) OvaryD) Style Answer: C) Ovary 25. What term describes the process by which seeds are spread away from the parent plant? A) PollinationB) GerminationC) DispersalD) Fertilization Answer: C) Dispersal 26. Which of the following is a method of seed dispersal? A) WindB) WaterC) AnimalsD) All of the above Answer: D) All of the above 27. The male gametophyte in flowering plants is represented by: A) OvuleB) Pollen grainC) SeedD) Fruit Answer: B) Pollen grain 28. Which flower part is primarily involved in attracting pollinators? A) StamenB) SepalsC) PetalsD) Ovary Answer: C) Petals 29. Which structure helps support the anther? A) StigmaB) StyleC) FilamentD) Ovary Answer: C) Filament 30. What is the function of the endosperm? A) To protect the seedB) To provide nourishment to the developing embryoC) To attract pollinatorsD) To facilitate germination Answer: B) To provide nourishment to the developing embryo 31. What kind of pollination is facilitated by water? A) Self-pollinationB) Cross-pollinationC) HydrophilyD) Anemophily Answer: C) Hydrophily 32. Which part of the flower is the female reproductive structure? A) StamenB) CarpelC) PetalD) Sepal Answer: B) Carpel 33. After fertilization, the zygote develops into: A) SeedB) OvuleC) FruitD) Germination Answer: A) Seed 34. In flowering plants, which structure undergoes mitosis to produce pollen grains? A) AntherB) OvuleC) StigmaD) Ovary Answer: A) Anther 35. What type of symmetry do most flowers exhibit? A) Radial symmetryB) Bilateral symmetryC) AsymmetryD) Both A and B Answer: D) Both A and B 36. Which of the following is NOT a type of pollination? A) AnemophilyB) EntomophilyC) HydrophilyD) Phytophily Answer: D) Phytophily 37. What structure in the flower develops into the seed after fertilization? A) OvuleB) StigmaC) StyleD) Petal Answer: A) Ovule 38. What is the role of nectar in flowers? A) To protect the ovulesB) To nourish the seedC) To attract pollinatorsD) To provide support Answer: C) To attract pollinators 39. In flowering plants, the pollen tube grows through the: A) OvaryB) StigmaC) StyleD) Anther Answer: C) Style 40. Which hormone is involved in the development of seeds? A) AuxinB) GibberellinC) EthyleneD) Cytokinin Answer: B) Gibberellin 41. Which structure is responsible for protecting the developing seed? A) Seed coatB) EndospermC) CotyledonD) Ovule Answer: A) Seed coat 42. What type of flower contains both male and female reproductive structures? A) Complete flowerB) Incomplete flowerC) Perfect flowerD) Imperfect flower Answer: C) Perfect flower 43. Which of the following is a common agent of pollination? A) WindB) WaterC) AnimalsD) All of the above Answer: D) All of the above 44. The structure that connects the ovary to the stigma is called the: A) FilamentB) StyleC) PetalD) Stamen Answer: B) Style 45. Which of the following describes the structure that contains the developing ovule? A) AntherB) StigmaC) OvaryD) Style Answer: C) Ovary 46. What is the role of the ovule in flowering plants? A) To produce pollenB) To develop into a seedC) To attract pollinatorsD) To support the flower Answer: B) To develop into a seed 47. Which term describes the transfer of pollen from an anther to a stigma? A) GerminationB) FertilizationC) PollinationD) Propagation Answer: C) Pollination 48. Which process occurs immediately after fertilization? A) PollinationB) Seed dispersalC) MitosisD) Germination Answer: C) Mitosis 49. What type of plant reproductive strategy involves the use of flowers? A) Asexual reproductionB) Sexual reproductionC) Vegetative propagationD) Apomixis Answer: B) Sexual reproduction 50. The fusion of two sperm cells in flowering plants leads to the formation of: A) Zygote and endospermB) Seed and fruitC) Ovule and pollenD) Nectar and pollen Answer: A) Zygote and endosperm 51. Which part of the plant is primarily responsible for photosynthesis in the flower? A) PetalsB) LeavesC) StamenD) Ovary Answer: B) Leaves 52. What is the main advantage of cross-pollination? A) It requires less energyB) It increases genetic diversityC) It guarantees seed productionD) It occurs more frequently Answer: B) It increases genetic diversity 53. Which type of pollination is most common in grasses? A) EntomophilyB) AnemophilyC) HydrophilyD) Ornithophily Answer: B) Anemophily 54. What type of cells form the pollen grain? A) Spore cellsB) Gametophyte cellsC) Seed cellsD) Endosperm cells Answer: B) Gametophyte cells 55. What is the purpose of the filament in a flower? A) To support the ovaryB) To attract pollinatorsC) To connect the anther to the flowerD) To produce nectar Answer: C) To connect the anther to the flower 56. Which type of flower is missing either stamens or carpels? A) Perfect flowerB) Complete flowerC) Imperfect flowerD) Simple flower Answer: C) Imperfect flower 57. What does the term "angiosperm" refer to? A) Non-flowering plantsB) Flowering plants that produce seedsC) Plants that reproduce asexuallyD) Plants with spores Answer: B) Flowering plants that produce seeds 58. Which part of the plant often provides nourishment to the developing embryo? A) Seed coatB) EndospermC) OvaryD) Cotyledon Answer: B) Endosperm 59. What structure is responsible for producing ovules in the flower? A) StamenB) CarpelC) PetalD) Sepal Answer: B) Carpel 60. Which of the following is a characteristic of self-pollination? A) Increases genetic diversityB) Occurs in perfect flowersC) Requires external pollinatorsD) Results in hybrid seeds Answer: B) Occurs in perfect flowers 61. Which part of the flower is typically brightly colored to attract pollinators? A) SepalB) PetalC) StamenD) Ovary Answer: B) Petal 62. The female gametophyte is found in the: A) Pollen grainB) OvuleC) AntherD) Stamen Answer: B) Ovule 63. Which plant hormone promotes fruit ripening? A) AuxinB) EthyleneC) GibberellinD) Cytokinin Answer: B) Ethylene 64. What is the initial product of fertilization in flowering plants? A) SeedB) ZygoteC) OvuleD) Fruit Answer: B) Zygote 65. What is the primary role of the style in a flower? A) To produce nectarB) To support the ovary and facilitate pollen tube growthC) To protect the ovulesD) To attract pollinators Answer: B) To support the ovary and facilitate pollen tube growth 66. In plants, what does the term "germination" refer to? A) The process of fertilizationB) The development of seeds into new plantsC) The growth of pollen tubesD) The dispersal of seeds Answer: B) The development of seeds into new plants 67. What type of flower contains both male and female reproductive organs? A) Imperfect flowerB) Complete flowerC) Perfect flowerD) Simple flower Answer: C) Perfect flower 68. Which structure helps in the transfer of genetic material in fertilization? A) Pollen tubeB) StigmaC) Seed coatD) Endosperm Answer: A) Pollen tube 69. Which part of the flower is known as the ovule-producing part? A) AntherB) StamenC) CarpelD) Petal Answer: C) Carpel 70. Which of the following is an advantage of cross-pollination? A) It guarantees successful fertilizationB) It reduces the risk of inbreedingC) It is less dependent on environmental conditionsD) It produces identical offspring Answer: B) It reduces the risk of inbreeding 71. The formation of a seed from a fertilized ovule is called: A) PollinationB) GerminationC) FertilizationD) Seed development Answer: D) Seed development 72. What are the structures that protect the seeds during development? A) CotyledonsB) Seed coatC) EndospermD) Ovary Answer: B) Seed coat 73. Which term describes a plant that has both male and female flowers on the same individual? A) MonoeciousB) DioeciousC) PerfectD) Imperfect Answer: A) Monoecious 74. What process leads to the formation of fruit in flowering plants? A) PollinationB) FertilizationC) GerminationD) Photosynthesis Answer: B) Fertilization 74. What is the main purpose of the anther?A) To attract pollinatorsB) To produce and release pollenC) To support the stigmaD) To protect the ovary Answer: B) To produce and release pollen 75. Which type of pollination involves the transfer of pollen by insects? A) AnemophilyB) HydrophilyC) EntomophilyD) Ornithophily Answer: C) Entomophily 76. What is the result of successful fertilization in flowering plants? A) Development of a flowerB) Formation of a zygoteC) Production of nectarD) Germination of seeds Answer: B) Formation of a zygote 77. Which structure is typically found at the base of the flower and supports other parts? A) PeduncleB) PetalC) StigmaD) Sepal Answer: A) Peduncle 78. What is a key advantage of a flower having bright colors? A) To increase photosynthesisB) To deter herbivoresC) To attract pollinatorsD) To retain moisture Answer: C) To attract pollinators 79. Which type of seed dispersal involves animals eating fruit and excreting seeds? A) Wind dispersalB) Water dispersalC) ZoochoryD) Barochory Answer: C) Zoochory 80. What type of pollination occurs when pollen is transferred between flowers on different plants? A) Self-pollinationB) Cross-pollinationC) HybridizationD) Anemophily Answer: B) Cross-pollination 81. Which part of the flower is responsible for producing gametes? A) SepalB) StamenC) OvaryD) Petal Answer: B) Stamen 82. Which structure in a seed provides nourishment to the developing plant? A) Seed coatB) CotyledonC) EndospermD) Zygote Answer: C) Endosperm 83. The genetic material in pollen grains is carried to the ovule by which structure? A) StigmaB) Pollen tubeC) StyleD) Anther Answer: B) Pollen tube 84. Which process describes the development of a seed from a fertilized ovule? A) GerminationB) Seed formationC) FertilizationD) Pollination Answer: B) Seed formation 85. What is the role of the cotyledon in a seed? A) To protect the seedB) To provide nourishment to the embryoC) To facilitate photosynthesisD) To produce pollen Answer: B) To provide nourishment to the embryo 86. What type of plants are characterized by having two seed leaves? A) MonocotsB) DicotsC) GymnospermsD) Ferns Answer: B) Dicots 87. What is the term for the tiny opening in the seed coat through which water enters during germination? A) MicropyleB) HilumC) CotyledonD) Endosperm Answer: A) Micropyle 88. Which of the following plants primarily relies on wind for pollination? A) RosesB) OrchidsC) GrassesD) Sunflowers Answer: C) Grasses 89. Which hormone promotes seed germination and growth? A) AuxinB) EthyleneC) GibberellinD) Abscisic acid Answer: C) Gibberellin 90. The female gametophyte in flowering plants develops from which of the following? A) MicrosporeB) MegasporangiumC) OvuleD) Pollen grain Answer: B) Megasporangium 91. What term describes the first stage of seedling development after germination? A) Cotyledon stageB) Vegetative stageC) Embryonic stageD) Flowering stage Answer: A) Cotyledon stage 92. In flowering plants, the male reproductive cells are produced in the: A) OvaryB) AntherC) StigmaD) Carpel Answer: B) Anther 93. Which type of flower is designed to attract hummingbirds? A) Small and fragrantB) Bright red and tubularC) Large and showyD) White and night-blooming Answer: B) Bright red and tubular 94. Which part of the flower is typically green and protects the developing bud? A) PetalB) SepalC) StamenD) Carpel Answer: B) Sepal 95. What is the function of the pollen grain?A) To nourish the seedB) To carry male gametesC) To attract pollinatorsD) To protect the ovule Answer: B) To carry male gametes 96. Which of the following is an example of a plant that reproduces through apomixis?A) MangoB) DandelionC) WheatD) Sunflower Answer: B) Dandelion 97. In flowering plants, the zygote develops into:A) OvuleB) SeedC) FruitD) Endosperm Answer: B) Seed 98. Which type of fertilization involves the fusion of one sperm with the egg and another sperm with two polar nuclei?A) Single fertilizationB) Double fertilizationC) Triple fusionD) Asexual reproduction Answer: B) Double fertilization 99. What is the main function of the flower's fragrance?A) To provide nourishmentB) To deter herbivoresC) To attract specific pollinatorsD) To protect the ovary Answer: C) To attract specific pollinators 100. Which of the following is a characteristic of monocots?A) Two cotyledonsB) Parallel leaf veinsC) Net-like leaf venationD) Flower parts in multiples of four or five Answer: B) Parallel leaf veins 101. What is the primary function of fruit in flowering plants?A) To produce flowersB) To aid in photosynthesisC) To protect and disperse seedsD) To attract pollinators Answer: C) To protect and disperse seeds 102. Which structure is formed from the ovary wall after fertilization?A) SeedB) FruitC) EndospermD) Cotyledon Answer: B) Fruit 103. What environmental factor can trigger seed germination?A) Cold temperaturesB) Light exposureC) Water availabilityD) All of the above Answer: D) All of the above

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