Other questions in this quiz

2. Sea lilies are also known as

  • Crinoids
  • Sea cucumbers

3. What are brittle starfishes arms composed of?

  • Jointed, hard plates
  • Jointed, soft plates
  • Non jointed, hard plates
  • Non jointed, soft plates

4. What are spines in sea urchins used for?

  • Locomotion and Defence
  • Locomotion
  • Defence

5. What do the arms of starfish house?

  • The mouth
  • The Mouth and anus
  • The gonads and digestive organs
  • The gonads
  • The digestive organs

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