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CMC Medical CMC-Medical VELLORE Solved Paper-2008

  • question_answer
    Triploblastic,   unsegmented,   acoelomate exhibiting bilateral symmetry and reproducing both asexually and sexually, with some parasitic forms. The above description is characteristic of the phylum

    A)  Annelida                            

    B)  Ctenophora

    C)  Cnidaria                              

    D)  Porifera

    E)  Platyhelminthes

    Correct Answer: E

    Solution :

                    Kingdom-Animalia has been graded on the basis of symmetry as: Radiata (diploblastic animals with radial symmetry eg, Cnidaria) Bilateria (triploblastic animals with bilateral symmetry. Bilateria includes these sections). Acoelomates-Body cavity or coelom is absent eg, flatwormr. Pseudocoelomates-Body cavity is false coelom eg, earthworms. Members Phylum-Platyhelminthes (flat worms) are the only forms, with triploblastic, unsegmented, acoelomate and bilateral symmetry. They reproduce both sexually and asexually and also have some parasitic forms eg, Fasciola, Taenia etc.


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