Phylum Porifera & Cnidaria

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