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GK QUESTION#3884

The body of the phylum____is unsegmented and dorsoventrally flattened.

  1. ACoelenterata
  2. BArthropoda
  3. CPlatyhelminthesCorrect answer
  4. DMollusca
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Answer

C. Platyhelminthes

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Explanation

Platyhelminthes are dorsoventrally flattened, bilaterally organized worms without true metameric segmentation. Tapeworm proglottids are not equivalent to annelid metameres. Ctenophores such as Ctenoplana are not cnidarians, contrary to the source explanation.

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