Student___________________ Section________________
Date_____________________
1) Explain why E. coli was chosen as the indicator
of fecal pollution?
2) What circumstances in human life style made water
pollution so serious?
3) Why did the EMB media changed color?
4) What is the improtance of testing beaches and
pools for colirorm
5) If you are in the wilderness and do not have
a water purifer why is in important to boil your water prior to drinking
it?