Ocean

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Across
  1. 3. - Interaction where organisms vie for resources.
  2. 6. ZONE - Zone beyond the continental shelf.
  3. 10. ZONE - Lower part of the ocean receiving faint sunlight.
  4. 11. - Free-swimming organisms.
  5. 12. - Organism producing its own food.
  6. 15. - Deep, narrow oceanic depression.
  7. 16. - Organisms producing light.
  8. 17. CHAIN - Series of organisms in feeding habits.
  9. 19. - Symbiotic relationship with one benefiting at the expense of another.
  10. 22. WEB - Interconnected feeding relationships.
  11. 23. - Symbiotic relationship where both benefit.
  12. 24. - Zone where sunlight penetrates in the ocean.
  13. 26. - Zone without sunlight in the ocean.
  14. 27. - Living components in an ecosystem.
  15. 28. ZONE - Area below the intertidal zone.
Down
  1. 1. - Organism feeding on other animals.
  2. 2. - Small organisms drifting in water.
  3. 4. ZONE - Open water zone away from the coast.
  4. 5. - Non-living components in an ecosystem.
  5. 7. - Symbiotic relationship where one benefits without harming the other.
  6. 8. - Organism consuming plants.
  7. 9. ZONE - Ocean floor area.
  8. 13. ZONE - Deepest part of the ocean.
  9. 14. - Organism consuming other organisms.
  10. 18. - Simple, autotrophic organisms.
  11. 20. - Organism producing own food through photosynthesis.
  12. 21. - Deep-sea region.
  13. 25. ZONE - Area between high and low tide marks.