Which Contaminant in Water is Especially Prevalent in Agricultural Regions

Question

Which contaminant in water is especially prevalent in agricultural regions of the United States?
A) carbon
B) sulfur
C) phosphate
D) nitrate
E) magnesium

Accepted Answer

Nitrate is a common contaminant found in agricultural regions of the United States due to the use of nitrogen-rich fertilizers. Runoff from farmland and animal feedlots can also contribute to high nitrate levels in water sources.