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NEETBotanyAnimal Kingdom

Which of the following pairs of animal phyla exclusively exhibits the same type of body symmetry as that observed in adult echinoderms?

Options

  1. APlatyhelminthes and Aschelminthes
  2. BPorifera and Coelenterata
  3. CCoelenterata and Ctenophora
  4. DAnnelida and Arthropoda

Correct answer

C. Coelenterata and Ctenophora

Step-by-step solution

Adult echinoderms exhibit radial symmetry. Among the given options, members of the phyla Coelenterata and Ctenophora exclusively exhibit radial symmetry. Platyhelminthes, Aschelminthes, Annelida, and Arthropoda exhibit bilateral symmetry. Members of Porifera are mostly asymmetrical. Answer: Coelenterata and Ctenophora

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