ecology

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Across
  1. 6. a complex pathway of feeding relationships
  2. 7. a state of reduced activity
  3. 8. the study of the interactions between organisms and the living and nonliving components of their environment
  4. 9. moving to a more favorable habitat
  5. 10. consumers the food on the "garbage" of the ecosystem
  6. 12. photosynthesis and cellular respiration form the basis of this cycle
  7. 13. the complex pathway that nitrogen follows in an ecosystem is called the
  8. 18. eats other consumers
  9. 22. the movement of phosphorus from the environment to organisms and then back into the environment
  10. 24. all members of a species living in one place
  11. 26. the rate at which biomass accumulates
  12. 27. organisms interacting with other organisms in their surroundings and with the nonliving portion of their environment
  13. 28. the specific role, or way of life of a species within its environment
  14. 29. transforms nitrogen gas into a usable form
  15. 33. the process of converting N2 gas to nitrate is called
  16. 36. the process by which water evaporates from leaves of plants
  17. 37. curve a graph of performance versus values of an environmental variable such as temperature
  18. 38. all living components of an environment
  19. 39. the place where an organism lives
  20. 40. makes own food/energy
  21. 41. breaks down complex molecules into simple molecules
Down
  1. 1. heterotrophs are
  2. 2. all interacting organisms living in an area
  3. 3. nitrogen is again made available to other organisms through
  4. 4. organisms and nonliving environment found in a particular place
  5. 5. indicates an organisms place in a sequence of energy transfers
  6. 11. the rate at which producers in an ecosystem capture the energy of sunlight
  7. 14. eats both producers and consumers
  8. 15. soil bacteria takes up ammonium and oxidize it into nitrites through
  9. 16. a single pathway of feeding relationships among organisms
  10. 17. eats producers
  11. 19. all nonliving components of an environment
  12. 20. broadest and most inclusive level of organization
  13. 21. nitrogen is returned into the atmosphere by
  14. 23. water carbon nitrogen calcium and phosphorus all go through this cycle
  15. 25. bacteria use this to produce carbohydrates from inorganic molecules
  16. 30. some organisms can adjust their tolerance to abiotic factors through the process of
  17. 31. model represents the components of an ecological system
  18. 32. amount of organic material produced in an ecosystem is called
  19. 34. water underground
  20. 35. movement of water through various reservoirs