ESS Revision Crossword

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Across
  1. 2. organic material in garden that turns into fertilizer
  2. 6. most abundant Greenhouse gas
  3. 8. in a systems diagram flows are shown by
  4. 9. organisms that cannot produce their own food
  5. 10. group of organisms of the same species
  6. 11. position of an organism in an food chain
  7. 13. measures wind speed
  8. 16. Index used to estimate number of animal species
  9. 17. organisms that dont exist anymore have become
  10. 18. matter converted to energy is an example of this
  11. 19. a change over space
  12. 20. burning of solid domestic waste
  13. 21. all the animal species in an area
  14. 23. theory of evolution by
  15. 24. Biosphere 2 was an example of this kind of system
  16. 25. returns a system to its original state
  17. 28. global warming shows this kind of feedback
  18. 30. loss of forest cover
  19. 33. protocol to reduce CFC emissions
  20. 34. layers of soil are called
  21. 36. water is an examply of this type of resource
  22. 40. group of ecosystems showing similar climatic conditions
  23. 41. DDT is an example of a
  24. 42. the study of populations
  25. 44. species that are on the Red List are
  26. 45. a technology centered approach to the environment
  27. 46. measured using a secchi disk
  28. 47. too many livestock may cause
  29. 48. Index used to estimate number of plant species
Down
  1. 1. species used to measure pollution levels in water
  2. 3. contains seral stages
  3. 4. convert light energy into chemical energy
  4. 5. the most diverse biome
  5. 7. toxic chemicals build up in food chain
  6. 12. report prepared before a proposed large-scale project
  7. 14. The spreading of energy
  8. 15. salt content
  9. 16. waste disposal site
  10. 22. gas released from cattle
  11. 26. algal bloom leads to this
  12. 27. destroy the ozone layer
  13. 29. very steep slopes converted in small steps for planting
  14. 31. all the plant species in an area
  15. 32. the time taken for a population to double
  16. 35. large explosion in European power plant
  17. 37. Union Carbide pesticide disaster took place in
  18. 38. a nature centered approach to the environment
  19. 39. very dry biome with little precipitation
  20. 43. dark soil very fertile for plant growth