Poriferan & Cnidarian

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Across
  1. 2. name for all organisms
  2. 4. a fibrous protein made of collagen
  3. 7. one of two principle forms
  4. 8. simplest body form, are
  5. 9. one place
  6. 10. line the radial canals to move water
  7. 11. most common type of sponge
  8. 13. asexual reproduction
  9. 16. central opening through which water flows
  10. 17. large opening at the top where excess water leaves
  11. 21. common type of sponge
  12. 22. both male and female reproductive organs
  13. 23. current to pull in water with food
Down
  1. 1. sharp pointed body or part
  2. 3. series of tiny pores all over that bring water in
  3. 5. free swimming or crawling larval
  4. 6. both male and female reproductive organs
  5. 9. sponge wall is folded into canals
  6. 12. producing contraction
  7. 14. produce male or females gametes
  8. 15. one of twp principle forms( jellyfish)
  9. 18. metamorphosis
  10. 19. randomly strained from water
  11. 20. seafloor