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Water Quality

Water Quality. Review Game E1.3 E.14. Which  best  describes the relationship between salinity levels and the amount of dissolved gases in ocean water ?. Which  best  describes the relationship between salinity levels and the amount of dissolved gases in ocean water ?.

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Water Quality

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  1. Water Quality Review Game E1.3 E.14

  2. Which best describes the relationship between salinity levels and the amount of dissolved gases in ocean water?

  3. Which best describes the relationship between salinity levels and the amount of dissolved gases in ocean water?

  4. Which human action would most likely increase the nutrients in an ecosystem?

  5. Which human action would most likely increase the nutrients in an ecosystem?

  6. Which is the best example of a point source pollution?

  7. Which is the best example of a point source pollution? Answer: C

  8. What most directly affects the amount of dissolved oxygen in a body of water?

  9. What most directly affects the amount of dissolved oxygen in a body of water? Answer: C

  10. The overall health of a body of water can be most accurately determined by studying which property of the water?

  11. The overall health of a body of water can be most accurately determined by studying which property of the water? Answer: D

  12. Which most likely has the highest number of contaminants in the water?

  13. Which most likely has the highest number of contaminants in the water? Answer: B

  14. Dissolved oxygen (DO) data for a local river was taken throughout 2011.  In which month was the water temperature most likely the lowest?

  15. Dissolved oxygen (DO) data for a local river was taken throughout 2011.  In which month was the water temperature most likely the lowest? Answer: B

  16. Which groundwater contaminant contained in fertilizers and pesticides comes from farms?

  17. Which groundwater contaminant contained in fertilizers and pesticides comes from farms? Answer: C

  18. Which is the most likely effect of too much nitrogen and phosphorus flowing into a lake?

  19. Which is the most likely effect of too much nitrogen and phosphorus flowing into a lake? Answer: A

  20. Why do biologists use indicator species?

  21. Why do biologists use indicator species? Answer: C

  22. Which is a bioindicator?

  23. Which is a bioindicator? Answer: B

  24. A scientist collected water quality data in a protected estuary over time. The scientist measures a nitrate level of 6 ppm, and a dissolved oxygen level of 2 mg/L. Which would the scientist most likely conclude about this site?

  25. A scientist collected water quality data in a protected estuary over time. The scientist measures a nitrate level of 6 ppm, and a dissolved oxygen level of 2 mg/L. Which would the scientist most likely conclude about this site? Answer: B

  26. Which would most likely cause a sudden increase of nitrates in a waterway?

  27. Which would most likely cause a sudden increase of nitrates in a waterway? Answer: C

  28. Which will best show lakes, rivers, and streams are healthy?

  29. Which will best show lakes, rivers, and streams are healthy? Answer: D

  30. Which would most likely happen if too many nutrients entered an estuary?

  31. Which would most likely happen if too many nutrients entered an estuary? Answer: B

  32. Which is the most likely result of an increase in the level of nitrates in a body of water?

  33. Which is the most likely result of an increase in the level of nitrates in a body of water? Answer: B

  34. Fish living in turbid water may experience which effects?

  35. Fish living in turbid water may experience which effects? Answer: A

  36. Which water quality indicator can be determined by measuring how light travels through water?Which water quality indicator can be determined by measuring how light travels through water?

  37. Which water quality indicator can be determined by measuring how light travels through water?Which water quality indicator can be determined by measuring how light travels through water? Answer: A

  38. Which best explains why a scientist would use nets to capture and count organisms in a river

  39. Which best explains why a scientist would use nets to capture and count organisms in a river Answer: C

  40. The local middle school has a fish pond in the courtyard. The pond water is suffering from eutrophication. Which most likely caused this problem?

  41. The local middle school has a fish pond in the courtyard. The pond water is suffering from eutrophication. Which most likely caused this problem? Answer: C

  42. Many waste lagoons from pig farms are found along the Neuse River. Which may happen if those lagoons are flooded and spill into the local water supply?

  43. Many waste lagoons from pig farms are found along the Neuse River. Which may happen if those lagoons are flooded and spill into the local water supply? Answer: D

  44. Which may cause scientists to be concerned about the quality of lake water?

  45. Which may cause scientists to be concerned about the quality of lake water? Answer: D

  46. Which would lead to the greatest reduction of dissolved oxygen in a lake?

  47. Which would lead to the greatest reduction of dissolved oxygen in a lake? Answer: C

  48. A company has acquired land next to a local river. One month after the company opened, the pH of the river dropped from 6.7 to 6.2, and the month after that, the pH was 5.9. Which effect would lowering the pH most likely have on the organisms in the river basin?

  49. A company has acquired land next to a local river. One month after the company opened, the pH of the river dropped from 6.7 to 6.2, and the month after that, the pH was 5.9. Which effect would lowering the pH most likely have on the organisms in the river basin? Answer: D

  50. Which would a scientist expect to find in a lake that experienced a sudden increase in nitrate levels?

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