Missouri Occupational Health and
Safety Technologist Exam Practice
Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is the primary purpose of OSHA regulations in the workplace?
A. Increase production speed
B. Reduce employee salaries
C. Promote workplace safety and health
D. Eliminate employee benefits
Answer: C. Promote workplace safety and health
Rationale: OSHA regulations are designed to ensure safe and healthy
working conditions for employees.
2. Which OSHA standard covers Hazard Communication?
A. 1910.1200
B. 1910.147
, C. 1910.95
D. 1910.178
Answer: A. 1910.1200
Rationale: OSHA’s Hazard Communication Standard is codified under 29
CFR 1910.1200.
3. What does PPE stand for?
A. Personal Protection Equipment
B. Personal Protective Equipment
C. Professional Protection Equipment
D. Permanent Protective Equipment
Answer: B. Personal Protective Equipment
Rationale: PPE refers to equipment worn to minimize exposure to
workplace hazards.
4. Which of the following is considered a physical hazard?
A. Mold
B. Noise
C. Virus
D. Bacteria
Answer: B. Noise
Rationale: Noise is classified as a physical hazard because it can cause
hearing damage.
, 5. What is the permissible exposure limit (PEL)?
A. Maximum vacation hours allowed
B. Maximum safe exposure to a hazard
C. Minimum exposure requirement
D. Required break time
Answer: B. Maximum safe exposure to a hazard
Rationale: PEL is the maximum amount or concentration of a substance
workers may be exposed to safely.
6. Which fire extinguisher is used for electrical fires?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: C. Class C
Rationale: Class C extinguishers are designed for energized electrical
equipment fires.
7. Lockout/tagout procedures are primarily used to prevent:
A. Chemical spills
B. Equipment theft
C. Unexpected equipment startup
D. Fire hazards
, Answer: C. Unexpected equipment startup
Rationale: Lockout/tagout controls hazardous energy during servicing and
maintenance.
8. Which organization publishes many voluntary workplace safety
standards?
A. EPA
B. ANSI
C. CDC
D. FEMA
Answer: B. ANSI
Rationale: ANSI develops consensus standards related to workplace safety
and equipment.
9. What is the first step in a risk assessment?
A. Implement controls
B. Identify hazards
C. Review injuries
D. Train employees
Answer: B. Identify hazards
Rationale: Hazard identification is the foundation of the risk assessment
process.
Safety Technologist Exam Practice
Questions And Correct Answers
(Verified Answers) Plus Rationales 2026
Q&A | Instant Download Pdf
1. What is the primary purpose of OSHA regulations in the workplace?
A. Increase production speed
B. Reduce employee salaries
C. Promote workplace safety and health
D. Eliminate employee benefits
Answer: C. Promote workplace safety and health
Rationale: OSHA regulations are designed to ensure safe and healthy
working conditions for employees.
2. Which OSHA standard covers Hazard Communication?
A. 1910.1200
B. 1910.147
, C. 1910.95
D. 1910.178
Answer: A. 1910.1200
Rationale: OSHA’s Hazard Communication Standard is codified under 29
CFR 1910.1200.
3. What does PPE stand for?
A. Personal Protection Equipment
B. Personal Protective Equipment
C. Professional Protection Equipment
D. Permanent Protective Equipment
Answer: B. Personal Protective Equipment
Rationale: PPE refers to equipment worn to minimize exposure to
workplace hazards.
4. Which of the following is considered a physical hazard?
A. Mold
B. Noise
C. Virus
D. Bacteria
Answer: B. Noise
Rationale: Noise is classified as a physical hazard because it can cause
hearing damage.
, 5. What is the permissible exposure limit (PEL)?
A. Maximum vacation hours allowed
B. Maximum safe exposure to a hazard
C. Minimum exposure requirement
D. Required break time
Answer: B. Maximum safe exposure to a hazard
Rationale: PEL is the maximum amount or concentration of a substance
workers may be exposed to safely.
6. Which fire extinguisher is used for electrical fires?
A. Class A
B. Class B
C. Class C
D. Class D
Answer: C. Class C
Rationale: Class C extinguishers are designed for energized electrical
equipment fires.
7. Lockout/tagout procedures are primarily used to prevent:
A. Chemical spills
B. Equipment theft
C. Unexpected equipment startup
D. Fire hazards
, Answer: C. Unexpected equipment startup
Rationale: Lockout/tagout controls hazardous energy during servicing and
maintenance.
8. Which organization publishes many voluntary workplace safety
standards?
A. EPA
B. ANSI
C. CDC
D. FEMA
Answer: B. ANSI
Rationale: ANSI develops consensus standards related to workplace safety
and equipment.
9. What is the first step in a risk assessment?
A. Implement controls
B. Identify hazards
C. Review injuries
D. Train employees
Answer: B. Identify hazards
Rationale: Hazard identification is the foundation of the risk assessment
process.
