Across
- 3. tube that takes in water or lets water out
- 5. each 360 degree revolution of shell
- 6. used for movement
- 10. taking in water and filtering food out
- 12. means head-foot and includes squid and octopus
- 13. opening of the shell
- 15. tube that mouth and radula are found in
- 16. where gas exchange occurs
Down
- 1. means stomach-foot and includes snails and slugs
- 2. lining of the shell and protects the internal organs
- 4. holds the shells together in bivalves
- 7. tongue like structure with teeth for getting food
- 8. means two shells and includes clams and mussels
- 9. acts as a door when snail retracts inside its shell
- 11. whorls above the body whorl
- 14. bring the food to the mouth in bivalves