Question

The prestane of particular group of bacteria in Water bodies indicate contamination

Answer 1

Indicator organisms are used as a proxy to monitor conditions in aparticular environment, ecosystem, area, habitat, or consumer product.The presence of bacteria commonly found in human feces, termed coliformbacteria (e.g. E. coli), in surface wateris a common indicator of faecalcontamination.

Answer 2

Answer:

In the presence of coliform bacteria group in water bodies that indicates contamination .