Which of the following is a bacteriological indicator of water quality?
Coliform organisms: Primary & most reliable bacterial indicator for water quality. E. coli is most impoant coliform indicator. Fecal streptococci: Indicate 'recent contamination of water'. Clostridium perfringens: Indicate 'remote contamination of water'.
Staphylococcus aureus
Clostridium tetani
E.coli
Yersinia pestis
Environment