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NEET AIPMT SOLVED PAPER MAINS 2011

  • question_answer
    The figure shows four animals [A], [B], [C], [D]. Select the correct answer with respect to a common characteristics of two these animals.
     (A)               (B)                   (C)                     (D) 
     

    A)  [A] and [D] respire mainly through body wall

    B)  [B] and [C] show radial symmetry

    C)  [A] and [B] have cnidoblasts for self-defense

    D)  [C] and [D] have a true coelom

    Correct Answer: D

    Solution :

    From phylum-Arthropoda to phylum-Chordata, all are eucoelomate. In option [C]. Octopus, a mollusc, is bilaterally symmetrical, triploblastic and coelomate animal. In option [D], scorpion, an arthropod, is bilaterally symmetrical, triploblastic, segmented and coelomate animal.


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