d. the acid water may mobilize hazardous heavy metals 10. What happened to the Cuyahoga River in Cleveland in 1969? a. massive amounts of pig farm waste was discharged b. acid mine drainage raised the water pollution to toxic levels c. it caught fire d. it was declared to be in violation of the Clean Water Act True/False 1. Large pig farms in North Carolina caused no pollution problems prior to the arrival of Hurricane Floyd. 2. All coliform bacteria are harmless. 3. Biochemical oxygen demand reflects the amount of organic matter in water bodies. 4. Waterborne disease has been completely eliminated from the U.S. 5. Nutrients such as nitrogen and phosphorus are removed from municipal wastewater by secondary 6. Eutrophication can occur in the absence of human influences. 7. Heavy metals remain suspended in the water column indefinitely. 8. Thermal pollution is harmful to some organisms, but actually helps others survive. 9. Because they are of smaller scale, non-point source pollution sources are more easily regulated and than are point sources. 10. In the mid-1990s, Congress passed revisions to the Clean Water Act with broad public support. Fill-in-the-Blank (These will change into T/F or multiple choice) 1. The source of ___________ ___________ bacteria is typically animal fecal waste. Answer: Escherichia coli 2. Nitrogen and ____________ are usually responsible for cultural eutrophication. Answer: phosphorus 3. The oil tanker ________ __________ caused massive water pollution near in 1989.
d. the acid water may mobilize hazardous heavy metals 10. What happened to the Cuyahoga River in Cleveland in 1969? a. massive amounts of pig farm waste was discharged b. acid mine drainage raised the water pollution to toxic levels c. it caught fire d. it was declared to be in violation of the Clean Water Act True/False 1. Large pig farms in North Carolina caused no pollution problems prior to the arrival of Hurricane Floyd. 2. All coliform bacteria are harmless. 3. Biochemical oxygen demand reflects the amount of organic matter in water bodies. 4. Waterborne disease has been completely eliminated from the U.S. 5. Nutrients such as nitrogen and phosphorus are removed from municipal wastewater by secondary 6. Eutrophication can occur in the absence of human influences. 7. Heavy metals remain suspended in the water column indefinitely. 8. Thermal pollution is harmful to some organisms, but actually helps others survive. 9. Because they are of smaller scale, non-point source pollution sources are more easily regulated and than are point sources. 10. In the mid-1990s, Congress passed revisions to the Clean Water Act with broad public support. Fill-in-the-Blank (These will change into T/F or multiple choice) 1. The source of ___________ ___________ bacteria is typically animal fecal waste. Answer: Escherichia coli 2. Nitrogen and ____________ are usually responsible for cultural eutrophication. Answer: phosphorus 3. The oil tanker ________ __________ caused massive water pollution near in 1989.
Practice_3rd_Groundwater_Pollution_Energy.docx