WATER TREATMENT PLANT
OPERATOR EXAM REVIEW TESTED
QUESTIONS ACCURATE SOLUTIONS
●● Water treatment plant operators have the responsibility for the health
and well-being of the community they serve. Answer: True
●● The use of pre chlorination often reduces chlorine requirements for
post chlorination. Answer: True
●● A well guided tour of your plant for other operators may provide
them with sufficient understanding of your plant to allow them to
suggest helpful solutions to operational problem. Answer: True
●● Your records showing that you are producing a safe drinking water
will mean nothing to visitors unless your plant appears clean and well
maintained. Answer: True
●● Safety is a very important operator responsibility. Answer: True
●● Most accidents result from carelessness or negligence. Answer: True
●● What is the purpose of a Water Treatment plant?
, a) To modify source waters
b) To provide safe and pleasant drinking water
c) To provide work experience for operators
d) To treat drinking water. Answer: b) To provide safe and pleasant
drinking water
●● What is the purpose of the clear well?
a) To control corrosion
b) to filter out suspended solids/particles
c)To kill most disease causing organisms and help control taste and odor
causing substances
d) To provide chlorine contact time for disinfection and store water for
high demand. Answer: d) To provide chlorine contact time for
disinfection and store water for high demand
●● What is the purpose of filtration?
a) To control corrosion
b) to filter out fine particles
c) to gather together fine, light particles to form larger particles (floc) to
aid the sedimentation and filtration process
d) to settle out larger suspended particles. Answer: b) to filter out fine
particles
●● What is the purpose of coagulation-flocculation?
OPERATOR EXAM REVIEW TESTED
QUESTIONS ACCURATE SOLUTIONS
●● Water treatment plant operators have the responsibility for the health
and well-being of the community they serve. Answer: True
●● The use of pre chlorination often reduces chlorine requirements for
post chlorination. Answer: True
●● A well guided tour of your plant for other operators may provide
them with sufficient understanding of your plant to allow them to
suggest helpful solutions to operational problem. Answer: True
●● Your records showing that you are producing a safe drinking water
will mean nothing to visitors unless your plant appears clean and well
maintained. Answer: True
●● Safety is a very important operator responsibility. Answer: True
●● Most accidents result from carelessness or negligence. Answer: True
●● What is the purpose of a Water Treatment plant?
, a) To modify source waters
b) To provide safe and pleasant drinking water
c) To provide work experience for operators
d) To treat drinking water. Answer: b) To provide safe and pleasant
drinking water
●● What is the purpose of the clear well?
a) To control corrosion
b) to filter out suspended solids/particles
c)To kill most disease causing organisms and help control taste and odor
causing substances
d) To provide chlorine contact time for disinfection and store water for
high demand. Answer: d) To provide chlorine contact time for
disinfection and store water for high demand
●● What is the purpose of filtration?
a) To control corrosion
b) to filter out fine particles
c) to gather together fine, light particles to form larger particles (floc) to
aid the sedimentation and filtration process
d) to settle out larger suspended particles. Answer: b) to filter out fine
particles
●● What is the purpose of coagulation-flocculation?
