Across
- 8. outer layer
- 9. they get rid of waste through _______
- 10. they have a ____ net
- 12. how maby body forms do they have?
- 13. inner layer
- 14. eyespots that detect light
- 18. which is an example of a species thnat have both a polyp and medusa stage?
- 20. sensory cells that help determin e direction of gravity
- 22. tentecales that contains stinging/specialized cells
- 23. around how many species are part of phylum cnidaria?
- 24. a flower-like form with a anchored to surface with tentacles and mouth facing upwards
- 26. They don't have ____ and organs
- 27. they live as independent individuals and others live in _______
- 28. what is the word for when part of the sponge breaks off and settles on the sea floor to form a new sponge?
- 29. Whats the word for adult sponges not moving
- 30. sponges do not have tissues or _____-______.
Down
- 1. are they unicellular or multicellular?
- 2. Sponges have been around for _____-____-____ years
- 3. What do they need to diffuse into cells
- 4. What is the word for having no symmetry
- 5. what type of symmetry does Phylum Cnidaria have?
- 6. nematocysts are coiled harpoon-like structures that contain ______
- 7. ______collar what filters the food particles?
- 11. They use ___ and waste to diffuse out of cells
- 15. what carries nutrients to other cells and aids in reproduction?
- 16. if you have a bell shaped form what is the body structure called?
- 17. what creates the water current?
- 19. If they can produce eggs and sperm what are the?
- 21. Where does water enter through?
- 25. what is phylum porifera about?