12th Class Biology Human Reproduction Question Bank Case Based - Human Reproduction

  • question_answer
    Observe the schematic representation of oogenesis in human female and answer the following questions
    (iii) A human female has the maximum number of primary oocytes in her ovaries

    A) at birth

    B) just prior to puberty

    C) early in her fertile years

    D) midway through her fertile years

    Correct Answer: A

    Solution :

    [a] No more oogonia are formed and added in ovary after birth. A larger number of these follicles degenerate during the phase from birth to puberty. Therefore, maximum number of primary oocytes are found at the time of birth.


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