kingjaydee2588 kingjaydee2588

19-12-2022
Biology

Answered

Pathogens and waterborne diseases enter drinking water supplies from ________.
A. Pesticides entering groundwater
B. Upwelling
C. Poorly treated wastewater or from feed lots
D. Oil and chemical spills
E. Excess nitrogen and phosphorus as agricultural runoff
C

Answer :

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