b) Kilopascals - Answers-What units are used to measure water pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units
a) Exhaust fan - Answers-Which of the following is NOT an example of PPE (Personal
Protective Equipment)?
a) Exhaust fan
b) SCBA
c) Face shield
d) Traffic vest
a) chemical compound is formed - Answers-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 -
Answers-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 - Answers-The flow of electrical current is measured in
a) Amperes
b) Ohms
c) Volts
d) Watts
b) contain carbon, hydrogen and oxygen - Answers-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 - Answers-The volume of chlorine increases ______ times when it is
depressurized into gas
a) 100
b) 200
c) 350
d) 450
c) dissolved mineral salts - Answers-What causes hardness in water?
a) high pH
b) low turbidity
c) dissolved mineral salts
d) alkalinity
d) sewage works operators - Answers-O. Reg. 129/04 addresses the licensing of:
a) drinking water operators
b) water quality analysts
c) medical officers of health
d) sewage works operators
b) check - Answers-Which of the following is NOT an isolation valve?
a) ball
b) check
c) butterfly
d) globe
d) Be the operator with overall operational responsibility of the system - Answers-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 - Answers-Define the term
"head" as used in hydraulic systems.
a) The block of an internal combustions engine
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