Cnidarians

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Across
  1. 1. Class of the box jelly.
  2. 2. Surface The part of the Cnidarian containing the mouth.
  3. 5. Provides additional area to help digest larger prey.
  4. 6. Small pores that allows water to enter the sponge.
  5. 9. Outer cell layer.
  6. 10. Class that lacks a medusa stage.
  7. 11. Stinging cells; also known as cnidae.
  8. 12. Digestion on the outside.
  9. 14. Another name for Cnidarians
  10. 16. Surface The part of the Cnidarian opposite the mouth.
  11. 19. A large opening in a sponge allowing water to leave.
  12. 20. Wandering cells that can specialize in different tasks.
  13. 23. Inner cell layer.
  14. 24. Tentacle up stage.
  15. 26. Slender, finger-like extensions used to help capture food.
  16. 28. A tube-like cell in sponges forming pores.
  17. 29. Small particles of organic matter that provide nutrition to organisms.
  18. 30. Class containing colonies of polyps.
  19. 31. Tentacle down stage.
Down
  1. 1. Eat meat.
  2. 3. Digestion on the inside.
  3. 4. Anthozoans made mainly of proteins.
  4. 5. support in sponges.
  5. 7. Hydrozoans that form drifting polyps.
  6. 8. Specialized cells in the tentacles that house the nematocysts.
  7. 13. Flat cells that cover the surface of sponges.
  8. 15. Anemone A common, colorful Anthozoa.
  9. 17. Cells that help sponges capture their food; also known as collar cells.
  10. 18. Gas filled chambers that give medusae a sense of balance.
  11. 21. Gelatinous middle layer.
  12. 22. Groups of mostly colonial anthozoans.
  13. 25. Class that contains Jellyfish.
  14. 27. Net A network of nerves.
  15. 28. Specialized larva.