Other questions in this quiz

2. The pore pairs are located on the ambulacral plate for who?

  • Both
  • Irregular Echinoid
  • Regular Echinoid

3. Who has fascioles to direct water to the mouth and to direct waste away from the echinoid?

  • Irregular Echinoid
  • Regular Echinoid
  • Both

4. Who has petaloid ambulacra?

  • Irregular Echinoid
  • Regular Echinoid
  • Both

5. Who has tubercles?

  • Irregular Echinoids
  • Both
  • Regular Echinoids

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