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Water Treatment OIT test exam 2025 with 100% correct answers
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Water Treatment OIT test exam 2025 with 100% correct answers
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Water Treatment OIT test exam 2025 with 100%correct answers
b) Kilopascals - <<ANSWER>>What units are used to measure water pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units
a) Exhaust fan - <<ANSWER>>Which of the following is NOT an example of PPE
(Personal Protective Equipment)?
a) Exhaust fan
b) SCBA
c) Face shield
d) Traffic vest
d) Be the operator with overall operational responsibility of the system -
<<ANSWER>>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
c) The height or energy of water above a specified point - <<ANSWER>>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
b) Is a greenish/yellow gas with a penetrating odour; is heavier than air -
<<ANSWER>>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
a) chemical compound is formed - <<ANSWER>>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
a) Any space which is not actively ventilated by an electrical ventilation system -
<<ANSWER>>What is the definition of a confined space?
a) Any space which is not actively ventilated by an electrical ventilation system
b) Any space from which exit by an injured worker is difficult
c) Any space where hazardous gas can accumulate or an oxygen deficient atmosphere
can occur
d) Any space where the distance from floor to ceiling is less than 3 metres
a) Amperes - <<ANSWER>>The flow of electrical current is measured in
a) Amperes
b) Ohms
c) Volts
d) Watts
b) contain carbon, hydrogen and oxygen - <<ANSWER>>What is meant by the term
'organic compounds'? Chemical compounds that are:
a) not made from carbon
b) contain carbon, hydrogen and oxygen
c) can easily oxidize
d) can dissolve in water
d) 450 - <<ANSWER>>The volume of chlorine increases ______ times when it is
depressurized into gas
a) 100
b) 200
c) 350
d) 450
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