Across
- 4. stinging needle
- 7. like harpoon structures
- 9. sessile flower-like form
- 11. the movement of water into cells through the pores
- 14. contains a jumble of different cell types
- 15. poison which will paralyze prey or sting
- 17. eyespots that detect light
- 19. another word for a collar cell
- 21. loosely organized network of nerve cells
- 24. sensory cells that help determine the direction of gravity
- 26. both important prey and predators
- 27. creates water flow needed for all life
- 28. their bodies do not display any symmetry
- 29. stinging cells
Down
- 1. sponge reproduction
- 2. pore bearer
- 3. almost all sponges can produce sperm and eggs
- 5. medusae touch causes water to be pushed out to allow it to move by
- 6. filters in food
- 8. large central cavity of sponges
- 10. outer layer
- 12. reinvent themselves and can recognize each other when separated
- 13. sponges don't move
- 16. carry nutrients to other cells
- 17. water enters through the
- 18. preform different functions and life process
- 20. inner layer
- 22. all sides come from a central point
- 23. microscopic structures
- 25. motile bell shaped