Across
- 2. cells that transport food
- 5. known as the inner layer
- 7. draws water into sponge
- 8. pore bearer
- 10. both polp and medusa have stinging cells called
- 12. type of sponge found on the coast of BC
- 14. eyespots that detect light
- 15. how sponges get food
- 17. small needle like structure
- 19. digestion of food and nutrients is done here
- 20. type of asexual reproduction
- 22. known as the outer layer
- 23. lines the interior
- 24. group of invertebrates involving jellyfish
- 25. anchored to the surface with tentacles and mouth facing upwards
- 27. meaning of cnidarian
- 28. name for pores on a sponge
- 30. coiled harpoon-like structures
Down
- 1. class that includes hydras and relatives
- 3. central cavity of a sponge
- 4. large opening at the top of sponge
- 6. water being pushed so the jellyfish can move
- 9. process where sponges repair/restore itself
- 11. simplest multicellular animal
- 13. cnidarians have a mouth surrounded with these
- 16. this structure creates a current
- 18. means cup animals
- 21. motile bell-shaped form with tentacles facing down
- 26. obtain and oxygen and eliminate waste by
- 27. cannot move
- 29. known as flower animals and has no medusa stage