1.

Consider the following statements about water pollutants. (I) Disease causing pollutants are called pathogens (II) They are bacteria and other organisms that enter water from domestic sewage and animal excreta. (III) Gastrointestinal diseases are caused by Streptococcus faecalis and Escherichia coli bacteria present in human excreta. Correct option(s) is`//`are.A. onlyIIIB. Both II and IIIC. Both I and IID. I, II and III

Answer» Correct Answer - D
All of the given statement about pathogens are correct.


Discussion

No Comment Found

Related InterviewSolutions