Sexual Reproduction in Flowering Plants

Bihar Board Class 12 · Biology · 43 past questions

1. Q1 2026 Set A

   Which of the following is the pollinating agent of Ophrys ?

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2. Q2 2026 Set A

   Which of the following is one of the most resistant organic materials?

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3. Q3 2026 Set A

   Which of the following cells is present in pollen grain of angiospermic plants?

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4. Q4 2026 Set A

   In which of the following seeds is perisperm not found?

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5. Q5 2026 Set A

   Which of the following seeds has more than one embryo?

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6. Q6 2026 Set A

   What is cotyledon called in grass family?

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7. Q7 2026 Set A

   Which cell of the embryo sac becomes primary endosperm cell after triple fusion ?

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8. Q8 2026 Set A

   Which of the following plays an important role in guiding the pollen tube into the synergids ?

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9. Q9 2025

   Which term is used to describe asexual reproduction that mimics sexual reproduction?

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10. Q10 2025

    Thalamus does not play role in the development of which of the following fruits?

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11. Q11 2025

    In which of the following seeds the developing embryo does not completely consume the endosperm?

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12. Q12 2025

    Which of following pairs is incorrect?

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13. Q13 2025

    In which 0of the following aquatic plants pollination does not occur through water?

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14. Q14 2025

    What is the transfer of the pollen grains from one flower to the stigma of another follower of the same plant…

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15. Q15 2024 Set E

    Which of the following is not a part of microsporangium?

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16. Q16 2024 Set E

    Which of the following cells divides to form two male gametes in angiospermic plant?

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17. Q17 2024 Set E

    Which of the following is not associated with egg apparatus?

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18. Q18 2024 Set E

    Scutellum present in the seeds of grass is called

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19. Q19 2023

    Which of the following forms endosperm after fusion with male gamete ?

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20. Q20 2022 Set A

    Tapetal cell represents

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21. Q21 2022 Set A

    What does the megaspore mother cell form?

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22. Q22 2022 Set A

    In flowering plants, the male gamete is formed from the division of which cell ?

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23. Q23 2022 Set A

    When the carpels in the gynoecium remain joined to one another, it is called

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24. Q24 2021 Set H

    What is the ploidy level of chromosomes in endosperm of angiospermic plant ?

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25. Q25 2021 Set H

    The wall of pollen grain is

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26. Q26 2021 Set H

    Which of the following is a diploid structure?

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27. Q27 2021 Set H

    The process of formation of gametes is called

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28. Q28 2021 Set H

    Thalamus is edible part in which of the following?

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29. Q29 2021 Set H

    Which one forms endosperm after fusion with male gamete?

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30. Q30 2020

    In which of these does wind pollination not occur?

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31. Q31 2020

    Plants that are not found in aquatic environments are

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32. Q32 2020

    Which of the following is a diploid structure?

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33. Q33 2020

    What are seeds with endosperm called?

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34. Q34 2019

    Gynoecium is made up of

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35. Q35 2019

    Flowers of Vallisneria spp are

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36. Q36 2018

    In which of the following species of plants seeds are produced through apomixes…

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37. Q37 2018

    Define and give one example of each of the following:
    (i) False fruit
    (ii) True fruit
    (iii) Parthenogenic…

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38. Q38 2017

    Which one is diploid structure?

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39. Q39 2017

    Thalamus is edible part of-

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40. Q40 2017

    Cleistogamous flowers are always-

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41. Q41 2016

    Central cell of the embryo sac

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42. Q42 2016

    Which of the following is a diploid structure?

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43. Q43 2015

    Aril is edible in which of the following fruits?

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