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NEET NEET SOLVED PAPER 2017

  • question_answer
    In case of poriferans the spongocoel is lined with flagellated cells called :                             

    A)  Mesenchymal cells        

    B)  Ostia

    C)  Oscula                 

    D)   Choanocytes

    Correct Answer: D

    Solution :

                     Choanocytes (collar cells) form lining of spongocoel in poriferans (sponges). Flagella in collar cells provide circulation to water in water canal system.


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