12th Class Biology Sample Paper Practice Paper - 3

  • question_answer
    Direction: Each of the question has four options out of which only one is correct. Select the correct option as your answer.
    Which one of the following is suitable reference to xenogamy?

    A) Ripening of androecium earlier to gynoecium

    B) Pollen grains of one flower reaching the stigma of another flower present on the same plant

    C) Pollen grains of one flower reaching the stigma of another flower present on a different plant of the same species

    D) The inability of pollen to germinate on the stigma of the same flower

    Correct Answer: C

    Solution :

    Pollen grains of one flower reaching the stigma of another flower present on a different plant of the same species


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