AFMC AFMC Solved Paper-2001

  • question_answer
    Which of the following is present in mollusks but not in echinodermates?

    A)                 Flame cell                           

    B)                 Malpighian tubules

    C)                 Kidney

    D)                 None of the above

    Correct Answer: C

    Solution :

    Molluscs have 1 or 2 pairs of kidneys or renal organs or organs of bojanus (after it?s discoverer). Kidneys (different from vertebrates kidneys) open into coelom at one end by a Reno pericardial aperture (nephrostome) and into the mentle cavity at the other end by nephridiopore.


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