Ecology Terms

1234567891011121314151617181920212223
Across
  1. 2. the planet on which we live
  2. 4. the kind of energy that comes from heating
  3. 6. non-living parts of an ecosystem
  4. 9. how plants make their food
  5. 11. the cycle that moves the element C around the environment
  6. 12. the levels in a food chain that describe energy
  7. 13. an organism that needs to eat something to get its energy
  8. 15. a factor that affects the maximum size of a population
  9. 19. the sphere that considers all of the water on earth
  10. 20. the sphere that incorporates the other three spheres, and allows life on earth
  11. 22. the cycle that moves the element N around the environment
  12. 23. a sequence of organisms that are part of an ecosystem, food ___
Down
  1. 1. an animal that eats plants
  2. 3. an organism that uses light energy to make its own energy
  3. 5. where we see many living organisms
  4. 7. living parts of an ecosystem
  5. 8. an animal that eats other animals
  6. 10. an animal that eats plants AND animals
  7. 14. an animal that feeds on the remains of another organism
  8. 15. the outer layer of the earth
  9. 16. the layer of gas above the earth
  10. 17. the cycle that moves H2O around the environment
  11. 18. one way of measuring a whole ecosystem, food ___
  12. 21. the kind of energy that comes from the sun