Coliform bacteria are a group of bacteria that are widely used as indicator organisms for potential contamination of water sources with fecal matter. Their presence suggests that pathogenic microorganisms might also be present.
Water purity is denoted by the absence of
Asked in WBCS Main Paper 4 2023 · Topic: Pollution (Water Pollution: Sources, common pollutants, water quality indicators (BOD, COD, DO), effects, control measures.)
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