Question

which bacteria that s used measure contamination of river
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Answer 1

$\huge\boxed{HELLO\:MATE}$

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♣️fetal coliforms, enterococci, and Clostridium perfringens etc.♣️

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Answer 2

$<b><u><marquee>Bonjour !$

➡️Bacteria like Escherichia coli and fecal Streptococcus are used to measure contamination of water .