REHS/RS Water supply Quiz
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Which of the following is used to d. filtration
control the growth of algae
and protozoa?
a.addition of copper sulfate
b. aeration of the water
c. addition of nitrates
d. filtration
Which of the following is not a d. the distance the the water will need to travel
primary consideration when
locating a groundwater supply?
a.the probable travel of
pollution through the ground
b. the well construction practices
and standards
c. the sanitary seal provided at
the point where the pump lines
pass out of the casing
d. the distance the the water
will need to travel
,The amount of color in water should d. 15 color units
be less than
a.5 color units
b. 10 color units
c. 20 color units
d. 15 color units
The presence of which of the b. aluminum
following elements in water
treatment plant effluent is used as
a measure of filtration
efficiency?
a.copper
b. aluminum
c. zinc
d. lead
Domestic community water system c. 6 to 12 hours
pumps should be of such capacity as
to deliver the average daily water
demanded to the storage tank in
a.4 to 8 hours
b. 14 to 18 hours
c. 6 to 12 hours
d. 18 to 24 hours
, Hydropneumatic or pressure-tank b. small communities, housing developments,
water systems are suitable for: private homes and estates, camps, food
a.providing sufficient water to meet service operations, and hotels
peak demands for domestic,
commercial, and industrial
purposes
b. small communities, housing
developments, private homes
and estates, camps, food
service operations, and hotels
c. water storage requirements
d. helping to control watershed
runoff
The presence of which of the c. Clostridium perfringens
following in water would indicate
past or possibly intermittent
pollution?
a.Streptococcus fecalis
b. Escherichia coli
c. Clostridium perfringens
d. Enterococci
Which of the following chemicals is a.chlorine
the most widely used to destroy
microorganisms?
a.chlorine
b. copper sulfate
c. chloramine
d. hydrogen sulfate
Leave the first rating
Save
Which of the following is used to d. filtration
control the growth of algae
and protozoa?
a.addition of copper sulfate
b. aeration of the water
c. addition of nitrates
d. filtration
Which of the following is not a d. the distance the the water will need to travel
primary consideration when
locating a groundwater supply?
a.the probable travel of
pollution through the ground
b. the well construction practices
and standards
c. the sanitary seal provided at
the point where the pump lines
pass out of the casing
d. the distance the the water
will need to travel
,The amount of color in water should d. 15 color units
be less than
a.5 color units
b. 10 color units
c. 20 color units
d. 15 color units
The presence of which of the b. aluminum
following elements in water
treatment plant effluent is used as
a measure of filtration
efficiency?
a.copper
b. aluminum
c. zinc
d. lead
Domestic community water system c. 6 to 12 hours
pumps should be of such capacity as
to deliver the average daily water
demanded to the storage tank in
a.4 to 8 hours
b. 14 to 18 hours
c. 6 to 12 hours
d. 18 to 24 hours
, Hydropneumatic or pressure-tank b. small communities, housing developments,
water systems are suitable for: private homes and estates, camps, food
a.providing sufficient water to meet service operations, and hotels
peak demands for domestic,
commercial, and industrial
purposes
b. small communities, housing
developments, private homes
and estates, camps, food
service operations, and hotels
c. water storage requirements
d. helping to control watershed
runoff
The presence of which of the c. Clostridium perfringens
following in water would indicate
past or possibly intermittent
pollution?
a.Streptococcus fecalis
b. Escherichia coli
c. Clostridium perfringens
d. Enterococci
Which of the following chemicals is a.chlorine
the most widely used to destroy
microorganisms?
a.chlorine
b. copper sulfate
c. chloramine
d. hydrogen sulfate
