Water Treatment OIT test Exam 2026 With
100% Accurate Answers
What units are used to measure water pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units - Precise 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 - Precise Answer ✔✔a) Exhaust fan
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 - Precise 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 - Precise Answer ✔✔c) The height or
energy of water above a specified point
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 - Precise
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 - Precise Answer ✔✔a) chemical compound is formed
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
100% Accurate Answers
What units are used to measure water pressure?
a) Kilowatts
b) Kilopascals
c) Horsepower
d) Head units - Precise 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 - Precise Answer ✔✔a) Exhaust fan
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 - Precise 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 - Precise Answer ✔✔c) The height or
energy of water above a specified point
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 - Precise
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 - Precise Answer ✔✔a) chemical compound is formed
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
