answers graded A+
b) Kilopascals What units are used to measure water pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units
2. a) Exhaust fan Which of the following is NOT an example of PPE (Personal Protective
Equipment)?
a) Exhaust fan
b) SCBA
c) Face shield
d) Traflc vest
3. d) Be the oper- Which of the following are operators-in-training NOT allowed to do?
ator with over-
all operational re- a) There are no restrictions on the duties of an operator-in-training
sponsibility of the b) Any operational duties if not in the presence of another operator
system penetrat- ing odour; is heavier than air
4. c) The height
or energy of
water above a
specified point
5. b) Is a green-
ish/yellow gas
with a
,Water Treatment OIT test questions and
answers graded A+
c) Anything which could statements accurately describes some of the properties of chlorine?
affect the quality of the
water/wastewater a) I a colourless gas which is toxic to plants and animals; is
d) Be the flammable and explosive
operator with
overall operational
responsibility of
the system
Define the term
"head" as used
in hydraulic
systems.
a) The block of an
internal combustion’s
engine
b) The ability of a piston
pump to overcome the
force of gravity
c) The height or energy
of water above a specified
point
d) The distance between
the liquid level and the
cover of a well
Which of the following
, Water Treatment OIT test questions and
answers graded A+
b) Is a greenish/yellow gas with a penetrating odour; is heavier than
air
c) Is a yellowish gas with an irritating odour; insoluble in water
d) Is lighter than air; soluble in water and forms a salt which is lethal to
microor- ganisms
6. a) chemical
com- pound is What happens when two or more ditterent elements combine?
formed
a) chemical compound is formed
b) atom is created
c) molecule is formed
d) concentration is created
7. a) Any space What is the definition of a confined space?
which is not
a) Any space which is not actively ventilated by an electrical
ac- tively
ventilation system
ventilated by
b) Any space from which exit by an injured worker is diflcult
an electrical
c) Any space where hazardous gas can accumulate or an oxygen
ventilation
deficient atmos- phere can occur
sys- tem
d) Any space where the distance from floor to ceiling is less than 3
metres
8. a) Amperes The flow of electrical current is measured in
a) Amperes
b) Ohms
c) Volts
d) Watts
9. b) contain and oxygen
car- bon,
hydrogen