Coelenterata: Cnidarians and Ctenophores
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Questions and Answers

How do Coelenterata accomplish respiration and excretion?

  • Simple diffusion (correct)
  • Lungs
  • Gills
  • Specialized circulatory system
  • Which type of symmetry is characteristic of Coelenterata?

  • Asymmetry
  • Bilateral symmetry
  • Radial symmetry (correct)
  • Spherical symmetry
  • What type of individuals are present in a colony for different functions in many Cnidaria?

  • Polyps
  • Zooids (correct)
  • Medusae
  • Planulae
  • What is the meaning of the term Coelenterata?

    <p>Hollow intestine</p> Signup and view all the answers

    Which phyla are encompassed by the term Coelenterata?

    <p>Cnidaria and Ctenophora</p> Signup and view all the answers

    Coelenterata includes the animal phyla Cnidaria and Ctenophora.

    <p>True</p> Signup and view all the answers

    Coelenterata have complex tissue organization with multiple layers of cells.

    <p>False</p> Signup and view all the answers

    Coelenterata rely on a specialized circulatory system for nutrient distribution.

    <p>False</p> Signup and view all the answers

    All coelenterates are terrestrial animals.

    <p>False</p> Signup and view all the answers

    Coelenterata exhibit polymorphism where different types of individuals are present in a colony for different functions.

    <p>True</p> Signup and view all the answers

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