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a) Amperes - CORRECT ANSWER: The flow of electrical current is measured in
a) Amperes
b) Ohms
c) Volts
d) Watts
a) Any space which is not actively ventilated by an electrical ventilation system -
CORRECT 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) chemical compound is formed - CORRECT 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) Exhaust fan - CORRECT 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
a) infiltration from a high water table - CORRECT ANSWER: Which of the following is a
source of excessively clear water in a collection system?
a) infiltration from a high water table
b) exfiltration from a high water table
c) excessive recirculation
d) inverted siphon
a) screens, coagulation, flocculation, filters, chlorination - CORRECT ANSWER: Which
of the following is the correct order of processes within a cognitional surface water
treatment plant?
a) screens, coagulation, flocculation, filters, chlorination
b) screens, flocculation, coagulation, chlorination, filters
c) chlorination, screens, filtration, coagulation, flocculation
d) screens, filters, flocculation, coagulation, chlorination
a) sewage will deplete the water of oxygen required by fish and other animals -
CORRECT ANSWER: Why does untreated sewage cause serious problems to streams
and lakes?
a) sewage will deplete the water of oxygen required by fish and other animals