Question

what is coliform bacteria​

Answer 1

it is a group of bacteria.

this very imp question this will come on CBSE 2019

Answer 2

$\bold{Heya}$

Coliform bacteria are defined as rod-shaped Gram-negative non-spore forming and motile or non-motile bacteria which can ferment lactose with the production of acid and gas when incubated at 35–37°C. They are a commonly used indicator of sanitary quality of foods and water.