Question

How is the presence of microbes serve as an indicator of pollution in water?​

Answer 1

Answer:

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Explanation:

Indicator bacteria are types of bacteria used to detect and estimate the level of fecal contamination of water. ... Fecal material can enter the environment from many sources including waste water treatment plants, livestock or poultry manure, sanitary landfills, septic systems, sewage sludge, pets and wildlife.