Ecosystems

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Across
  1. 2. A place that receives little to no rainfall.
  2. 3. An organism that disrupts the natural environment.
  3. 6. Organisms that cannot make its own food.
  4. 8. A sequence of events showing how energy is transferred in an ecosystem.
  5. 9. Organism that makes its own from from sunlight.
  6. 12. The living components of an ecosystem.
  7. 13. Organisms that break down dead material.
  8. 14. An organism hunted down by other living organisms.
  9. 15. A place where living organisms and non-living organisms interact with each other.
  10. 17. Environment consisting of understory layer, canopy layer and emergent layer..
  11. 19. The primary source of energy in an ecosystem.
Down
  1. 1. Process by which plants convert sunlight into energy.
  2. 3. Organism that eats only plants.
  3. 4. The non-living component of an ecosystem.
  4. 5. Unique variety of plants and animals in an ecosystem.
  5. 7. Organism that hunts other animals for food.
  6. 10. Process by which living organisms breakdown food into energy.
  7. 11. Environment consisting of intertidal zone, twilight zone etc.
  8. 16. A place where animals, plants and microorganisms live.
  9. 18. The role an organism plays in a particular environment.