1. What is the name of the group that has calcium carbonate spicules?
- Basic sponges
- Calcareous sponges
- Sessile sponges
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Other questions in this quiz
2. How many species of sponges are there?
3. Water enters the sponge through
- Small pores
- The water canal
4. Some sponges show radial symmetry but most show no symmetry
5. Two of the groups have spicules made of
- Calcium carbonate