M3 no book Q1 ORGANISMS AND HABITATS

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Across
  1. 2. Relationship where both organisms help each other but can live apart.
  2. 3. Natural homes of organisms.
  3. 9. One organism benefits, the other is harmed.
  4. 10. Buildup of harmful substances in food chains.
  5. 11. is a complex feeding relationships in an ecosystem.
  6. 13. Linear flow of energy in an ecosystem.
  7. 16. Green pigment that captures sunlight.
  8. 17. Meat-eating animals.
  9. 18. Animals that eat plants and meat.
  10. 19. Organism feeds on dead matter.
Down
  1. 1. Plant-eating animals.
  2. 4. a kind of cycle with continuous movement of water on Earth.
  3. 5. a kind of cycle that the movement of phosphorus through soil, water, and organisms.
  4. 6. Gas taken in by plants for photosynthesis.
  5. 7. Both species benefit.
  6. 8. Process by which plants make food using sunlight.
  7. 9. One organism kills and eats another.
  8. 12. a kind of cycle that flow of carbon through life and Earth systems.
  9. 14. Group of same species in an area.
  10. 15. Sugar produced by photosynthesis.