Non-Chordates: Features of Major Phyla · NCERT Biology

Comb jellies belong to which phylum and are characterized by how many rows of ciliated comb plates?

  1. Coelenterata, 6
  2. Annelida, 4
  3. Ctenophora, 8
  4. Ctenophora, 10
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Correct answer: Ctenophora, 8

Phylum Ctenophora (comb jellies) is characterized by eight external rows of ciliated comb plates. These structures are used primarily for locomotion.

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