In the context of workplace health and safety, what does “due diligence” refer to?
a) Waiting for incidents to occur before taking action
b) The reactive process of managing risks after accidents
c) A proactive effort to identify, assess, and manage risks to ensure legal and ethical compliance
d) Assigning blame to employees for safety violations
C
Which of the following is NOT one of the fundamental employee rights related to workplace health and safety?
a) Right to know
b) Right to participate
c) Right to refuse unsafe work
d) Right to avoid
D
Workers’ Compensation primarily serves to:
a) Provide bonuses to employees with perfect attendance
b) Offer financial benefits and medical care for work-related injuries or illnesses while limiting employer liability
c) Punish employers for workplace safety violations
d) Ensure employees get paid overtime for extra hours worked
B
Which of the following best describes Human Factors in workplace safety?
a) Conditions of the physical environment such as noise and temperature
b) Elements like operations, equipment, or materials that contribute to accidents
c) Human errors or behaviors such as carelessness or negligence that can be corrected
d) Unchangeable conditions integral to the job
C
Environmental Factors differ from Situational Factors because Environmental Factors:
a) Are always related to employee behavior
b) Include unchangeable conditions of the work environment, like cold temperatures
c) Refer to equipment malfunctions causing accidents
d) Are caused by poor operational procedures
B
Which of the following factors are typically considered in a risk assessment?
a) Cost, timeline, and resources
b) Frequency, severity, and probability
c) Employee satisfaction, training, and supervision
d) Regulations, policies, and procedures
B
What is the correct order of hazard controls from most effective to least effective?
a) PPE, administrative controls, engineering controls, elimination
b) Engineering controls, elimination, PPE, administrative controls
c) Elimination, engineering controls, administrative controls, PPE
d) Administrative controls, elimination, PPE, engineering controls
C
Which equipment is used to measure gross noise levels in decibels?
a) Dosimeter
b) Sound Pressure Level Meter
c) Audiometer
d) Octave Band Analyser
B
What does a dosimeter measure?
a) Noise frequency range
b) Employee hearing sensitivity
c) Employee noise exposure as a percentage of work time
d) Gross noise levels in decibels
C
What does an Octave Band Analyser measure?
a) Employee exposure to noise over time
b) Noise frequency range
c) Hearing sensitivity of employees
d) Gross noise levels in decibels
B
Which device is used to measure an employee’s hearing sensitivity?
a) Dosimeter
b) Sound Pressure Level Meter
c) Audiometer
d) Octave Band Analyser
C
Vibration is evaluated in terms of:
a) Speed, temperature, and frequency
b) Intensity, frequency, and duration
c) Duration, pressure, and speed
d) Intensity, weight, and temperature
B
What is a potential health effect of exposure to vibration?
a) Temporary hearing loss
b) Irreversible circulation damage
c) Eye strain
d) Muscle cramps
B
What does thermal stress refer to?
a) The body’s strain caused by exposure to extreme temperatures affecting health and performance
b) Stress caused only by exposure to hot environments
c) Psychological pressure from workplace deadlines
d) The strain on machinery due to temperature fluctuations
A
Exposure to heat by conduction means:
a) Standing close to a hot surface
b) Touching a hot object
c) Being exposed to heat radiation waves
d) Breathing hot air
B
Which of the following is an example of heat exposure by convection?
a) Touching a hot metal
b) Standing near a heater and feeling warm air
c) Exposure to sunlight’s infrared rays
d) Wearing insulated clothing
B
Heat exposure through radiation refers to:
a) Touching a hot surface
b) Standing near hot air currents
c) Being exposed to heat energy transmitted by electromagnetic waves
d) Absorbing heat through physical contact
C
What distinguishes ionizing radiation from non-ionizing radiation?
a) Ionizing radiation travels faster than non-ionizing radiation
b) Ionizing radiation has enough energy to remove electrons from atoms, causing cellular damage
c) Non-ionizing radiation can penetrate human tissue deeper than ionizing radiation
d) Non-ionizing radiation is more likely to cause DNA mutations than ionizing radiation
B
Which of the following is an example of ionizing radiation?
a) Radio waves
b) Gamma rays
c) Visible light
d) Microwaves
B
Which type of radiation is generally considered less harmful due to insufficient energy to ionize atoms?
a) Alpha particles
b) X-rays
c) Ultraviolet radiation
d) Beta particles
C
Which of the following health effects is most associated with ionizing radiation exposure?
a) Skin tanning
b) Thermal burns only
c) Cellular and DNA damage leading to increased cancer risk
d) Hearing loss
C
What is the primary purpose of WHMIS in Canadian workplaces?
a) To regulate workplace wages for hazardous materials handlers
b) To provide information about hazardous chemicals and ensure safe handling
c) To enforce penalties for environmental pollution
d) To manage employee health benefits related to chemical exposure
B
How does WHMIS help reduce workplace risks?
a) By replacing hazardous chemicals with non-hazardous ones
b) By ensuring workers are informed, trained, and able to handle hazardous materials safely
c) By limiting the number of hazardous chemicals used in Canada
d) By monitoring employee attendance
B
What are Cumulative Trauma Disorders (CTDs)?
a) Sudden injuries caused by accidents in the workplace
b) Injuries that develop gradually due to repetitive motions or strain
c) Psychological stress from workplace conflict
d) Injuries caused by chemical exposure
B
