Ecology

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Across
  1. 2. A biological group of organisms all surviving and living together
  2. 6. A ___ Ecosystem has a lot of water
  3. 7. They create sustenance for consumers
  4. 10. _____ is the amount of life in an ecosystem
  5. 11. The level of acid in a body of water
  6. 14. A naturally occurring separation in temperature, wildlife and plant life
  7. 15. The variety of life in an ecosystem
  8. 19. The heat of an ecosystem
  9. 21. They break down the waste of others
  10. 22. The layers of gas surrounding and encasing the earth
  11. 23. Non-Living
  12. 28. How sustainable an ecosystem is
  13. 30. What is it called when predators fight over prey
  14. 31. An ecosystem requires __ to survive
Down
  1. 1. When different species work together so they survive
  2. 3. The way to power everything
  3. 4. All life on earth
  4. 5. __ of an ecosystem
  5. 8. Energy from the sun
  6. 9. Living
  7. 12. They consume the product of producers
  8. 13. webs How different creatures and life forms connect on a food basis
  9. 16. The lakes ecosystem response
  10. 17. When a predator eats prey
  11. 18. All the water on the earth's surface
  12. 20. excess nutrients
  13. 24. Another name for the lithoshpere
  14. 25. The third planet from the sun
  15. 26. The outermost shell of the earth
  16. 27. A form of agriculture
  17. 29. __ Levels