Life in the Sea

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Across
  1. 3. has a cell wall made of silica
  2. 4. animals that live in buried in the bottom
  3. 6. part of their life is planktonic
  4. 7. plants that live on ocean bottom or rocks
  5. 9. largest phylogenetic subdivision
  6. 12. represents energy transfer from one organism eats another
  7. 15. plant with no roots,stems,or leaves
  8. 16. small plant-like organism
  9. 18. strong swimming animals
  10. 19. only invertebrate that is considered nekton
  11. 20. organism that consumes other organisms
  12. 22. animals that eat meat
  13. 23. produces red tide
  14. 24. animals that both plants and animals
Down
  1. 1. spend entire life in floating state
  2. 2. animals that live on ocean bottom
  3. 5. large jellyfishes are in this category
  4. 8. one of the first organisms on earth
  5. 10. bottom dwelling organims
  6. 11. transfer of nutrients from deep water to surface
  7. 13. bacteria
  8. 14. organism that makes their own food
  9. 17. small animal that is a drifter
  10. 21. animals that eat plants