1. Sea stars and brittle stars are part of what major group of Echinodermata?
1 of 20
Other questions in this quiz
2. Do brittle starfish have flexible arms?
3. What do the arms of starfish house?
- The mouth
- The Mouth and anus
- The gonads and digestive organs
- The gonads
- The digestive organs
4. Sea urchins and sea cucumber are part of which major Echinodermata group?
5. What are brittle starfishes arms composed of?
- Jointed, hard plates
- Jointed, soft plates
- Non jointed, hard plates
- Non jointed, soft plates