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NEET Biology Animal Kingdom Question Bank Phylum Echinodermata

  • question_answer
    Ambulacral grooves are absent in the living forms of the class [Pb. PMT 1999; AIIMS 2002]

    A) Crinoidea

    B) Ophiuroidea

    C) Asteroidea

    D) Echinodermata

    Correct Answer: B

    Solution :

    In class ophiuroidea, Ambulacral grooves are absent or covered by ossicles.


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