WATER TREATMENT OIT EXAM LATEST UPDATE
2024-2025 QUESTIONS WITH CORRECT VERIFIED
SOLUTIONS ALREADY GRADED A+
What units are used to measure water pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units - CORRECT ANSWER✔✔b) Kilopascals
Which of the following is NOT an example of PPE (Personal Protective
Equipment)?
a) Exhaust fan
b) SCBA
c) Face shield
d) Traffic vest - CORRECT ANSWER✔✔a) Exhaust fan
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,Page 2 of 22
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
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
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, Page 3 of 22
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
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
What happens when two or more different elements combine?
a) chemical compound is formed
b) atom is created
c) molecule is formed
d) concentration is created - CORRECT ANSWER✔✔a) chemical compound is
formed
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