Cnidarians: Characteristics and Anatomy

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Questions and Answers

What is the basic body form of cnidarians called?

  • Anemone
  • Portuguese man-of-war
  • Polyp (correct)
  • Medusa

What do cnidoblasts or cnidocytes contain?

  • Nutrients
  • Stinging capsules (correct)
  • Oxygen bubbles
  • Poisonous gases

What is the function of cnidoblasts in cnidarians?

  • Anchorage, defense, and capturing prey (correct)
  • Digesting food
  • Reproducing asexually
  • Facilitating movement

What level of organisation do cnidarians exhibit?

<p>Tissue level (D)</p> Signup and view all the answers

What is the central cavity with a single opening in cnidarians called?

<p>Gastro-vascular cavity (A)</p> Signup and view all the answers

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