12th Class Biology Human Reproduction Question Bank Assertion and Reason - Human Reproduction

  • 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] Progesterone is essential for maintenance of the endometrium.
    Reason [R] Endometrium is essential for implantation of fertilised ovum.

    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: B

    Solution :

    [b] Both A and R are true, but R is not the correct explanation of A. Large amount of progesterone is essential for the maintenance of the endometrium, to which fertilised ovum gets attached (implantation).


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