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6. How do gastropods move?
- They didn't
- Using a foot
- They were planktonic
- Using spines
7. What type of bivalve is bysally attached to the substrate?
- Solen
- Pecten
- Mytilus
- Ostrea
8. What phylum do trilobites belong in?
- Arthropoda
- Mollusca
- Cnidaria
- Chordata
9. What is the purpose of the interambulacrum, on a regular echinoid?
- The location of the tubercles, for spines
- For respiration
- For feeding
- For directing waste away from the mouth
10. What phylum doe Graptolites belong in?
- Hemichordata
- Chordata
- Echinodermata
- Mollusca
11. What is the characteristics of a Sauropod?
- Long, sharp teeth
- Long, S-shaped neck
- Bird-like hip
- Clawed toes
12. What is pentacrinites a type of?
- Crinoid
- Trilobite
- Gastropod
- Dinosaur
13. What is the purpose of a lophophore, on a brachiopod?
- Used to open the valves
- Used to filter feed
- Used for respiration
- Used to attach to rocks