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WATER TREATMENT OIT TEST
EXAM WITH 100% CORRECT
ANSWERS
Question : What units are used to measure water
pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units
Correct answer: b) Kilopascals
Question : Which of the following is NOT an
example of PPE (Personal Protective Equipment)?
a) Exhaust fan
b) SCBA
c) Face shield
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d) Traffic vest
Correct answer: a) Exhaust fan
Question : Which of the following are operators-in-
training NOT allowed to do?
a) There are no restrictions on the duties of an
operator-in-training
b) Any operational duties if not in the presence of
another operator
c) Anything which could effect the quality of the
water/wastewater
d) Be the operator with overall operational
responsibility of the system
Correct answer: d) Be the operator with overall
operational responsibility of the system
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Question : Define the term "head" as used in
hydraulic systems.
a) The block of an internal combustions 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
Correct answer: c) The height or energy of water
above a specified point
Question : Which of the following statements
accurately describes some of the properties of chlorine?
a) I a colourless gas which is toxic to plants and
animals; is flammable and explosive
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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 microorganisms
Correct answer: b) Is a greenish/yellow gas with a
penetrating odour; is heavier than air
Question : What happens when two or more
different elements combine?
- chemical compound is formed
- atom is created
- molecule is formed
- concentration is created