7 - Interactions in Environment Review

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Across
  1. 1. ___________ Succession: happens where an ecosystem was disturbed and must start over
  2. 3. ___________ Cycle: process involving precipitation, evaporation, and transpiration.
  3. 5. Food ____: Network of interconnected food chains in an ecosystem
  4. 6. Organism that only eats plants
  5. 10. ___________ Cycle: the cycle affected most heavily by the burning of fossil fuels
  6. 11. Variety of life in an area
  7. 12. ___________ Cycle: a cycle that requires bacteria to break down and make compounds in soil for plants to use.
  8. 14. Breaks down dead matter into simpler substances
  9. 15. Living components of an ecosystem
  10. 16. Organism that makes its own food
  11. 17. Organism that feeds on dead organic matter
Down
  1. 2. Organism that only eats meat
  2. 4. Non-living part of an ecosystem
  3. 7. Food ______: Shows how energy flows from one organism to another
  4. 8. ___________ Gas: traps heat in the atmosphere
  5. 9. Organism that eats other organisms for energy
  6. 13. Organism that eats both plants and meat
  7. 16. ___________ Succession: when life starts in new or otherwise lifeless areas