Which of the following is typically associated with a large amount of organic material in a water supply? . a) lower turbidity. b) higher phosphates. c) fecal coliform. d) high dissolved oxygen

The one that is typically associated with a large amount of organic material in a water supply is : C. Fecal Coliform

It's a type of bacterium that lived in aquatic supply. The presence of Fecal Coliform in an aquatic environment indicate that the environment is contaminated with mammals' fecal wastes

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No they’ve not done that