12th Class Biology Sexual Reproduction in Flowering Plant / फूलों के पौधों में यौन प्रजनन Question Bank Assertion and Reason - Sexual Reproduction in Flowering Plants

  • question_answer
    Direction: Each of these questions contains two statements Assertion [A] and Reason [R]. Each of these questions also has four alternative choices, any one of which is the correct answer. You have to select one of the codes [a], [b], [c] and [d] given below.
    Assertion [A] Cleistogamous flowers produce assured seed set in the absence of pollinators.
    Reason [R] Cleistogamous flowers do not open at all.

    A) Both A and R are true and R is the correct explanation of A

    B) Both A and R are true, but R is not the correct explanation of A

    C) A is true, but R is false

    D) A is false, but R is true

    Correct Answer: A

    Solution :

    [a] Both A and R are true and R is the correct explanation of A. Cleistogamous flowers do not open at all. This ensures fertilisation and consequently leads to the production of assured of seed-set even in the absence of pollinators.


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