Ecosystems and Biogeochemical Cycles

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Across
  1. 3. Organisms that produce energy through chemosynthesis
  2. 4. plankton Tiny autotrophic organisms in bodies of water
  3. 5. bacteria Photosynthetic bacteria important producers in aquatic ecosystems
  4. 7. Organisms that produce energy through photosynthesis or chemosynthesis
  5. 8. Organisms that break down dead organic matter
  6. 11. Organisms that can produce their own food using sunlight
  7. 15. Organisms that produce energy through photosynthesis
  8. 16. Process by which certain organisms convert inorganic compounds into energy
  9. 18. An organism that feeds on plants
  10. 19. consumer Organism that consumes producers
  11. 20. succession The gradual growth of an ecosystem
Down
  1. 1. Process by which plants convert sunlight into energy
  2. 2. Community of living organisms interacting with their environment
  3. 6. Organisms that cannot produce their own food
  4. 9. Living factors in an ecosystem
  5. 10. An organism that feeds on other animals
  6. 12. Non-living factors in an ecosystem
  7. 13. consumer Organism that consumes primary consumers
  8. 14. Organisms that consume other organisms for energy
  9. 17. An organism that feeds on both plants and animals