Chapter 14 Review

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Across
  1. 5. A body of water with very low oxygen amounts with little life
  2. 6. The type of species that indicates whether or not there are disease-causing pathogens.
  3. 7. A specific place where pollution is produced
  4. 9. Can clog the gills of fish. Usually near construction sites.
  5. 11. Naturally occurring heavy metal that can dissipate into ground water
  6. 12. Often used in rural homes as a sewage treatment system
  7. 16. The law that sets national standards for safe drinking water
  8. 20. Supports protection of wildlife and recreation in and on the water
  9. 21. Amount of oxygen an amount of water uses at a specific time and temperature
  10. 22. Heavy metal that can contaminate water through pipes
  11. 23. Known to cause cancer, found in plastics
Down
  1. 1. When acid falls from the sky in the form of rain or snow
  2. 2. Diffuse area that creates pollution
  3. 3. The leading source of oil pollution in the oceans
  4. 4. A body of water that gets manure put into it
  5. 8. When a body of water contains excess nutrients (algae bloom)
  6. 10. A species that is used to indicate water quality
  7. 13. Solid waste material from waste water
  8. 14. The result of larger plastics breaking down
  9. 15. The type of non-chemical pollution that changes the water temperature
  10. 16. Can disrupt the communication of whales causing them to beach themselves
  11. 17. The oil tanker that crashed and spills tons of oil
  12. 18. Two thirds of this comes from burning coal and fossil fuels
  13. 19. When the water changes temperatures dramatically