Porifera & Cnidarian Crossword

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Across
  1. 4. The property to contract.
  2. 7. Sponge feed on it and float in water in a small form.
  3. 10. Stage before metamorphosis into the next life stage.
  4. 11. New growth occurs on sponge that will eventually detach and grow into a separate sponge.
  5. 16. Attached directly by its base without a stalk.
  6. 17. Water enters through pores bringing in food and oxygen from the water.
  7. 18. A fibrous protein made of collagen (more flexible).
  8. 20. That will find a place to attach & grow into a polyp.
  9. 21. Microscopic needle-like spikes that are made of Calcium carbonate (CaCO3) or silica (glass).
Down
  1. 1. The bottom of a body of water.
  2. 2. Sponge wall is folded into canals
  3. 3. One individual can produce both eggs and sperm.
  4. 5. Central opening through which water flows.
  5. 6. large opening at the top where excess water leaves.
  6. 8. Spins to create current to pull in water with food (plankton).
  7. 9. Make sperm & eggs in the same body.
  8. 12. Separate male and female bodies.
  9. 13. Extensively branched canal system and water exits.
  10. 14. It is the typical form of the jellyfish a umbrella shaped.
  11. 15. Vase-shaped Sponges.
  12. 19. Series of tiny pores all over that bring water in.
  13. 20. An abnormal growth of tissue that can occur in various parts of the body