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NEET Biology NEET PYQ-Kingdom Animalia

  • question_answer
    Biradial symmetry and lack of cnidoblasts are the characteristics of:      [AIPMT (S) 2006]

    A) Starfish and sea anemone                       

    B) Ctenoplana and Beroe

    C) Aurelia and Paramecium             

    D) Hydra and starfish

    Correct Answer: B

    Solution :

    [b] Ctenoplana and Beroe lack cnidoblasts and have biradial symmetry. These belong to phylum Ctenophora.
    Hydra Sea anemone, Amelia are coelentrates which have cnidoblasts. Although sea anemone has biradial symmetry.


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