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HAZWOPER 8 HOUR REFRESHER TEST 2025
UPDATED ACTUAL EXAM WITH CORRECT
SOLUTIONS.
Which of the following is NOT a likely cause of a hazardous
substance accident?
A
Broken or rusted pipes
B
Following standard operating procedures
C
Faulty valves or transfer hoses
D
Leaking tank - correct answer- b
What is a hazardous substance?
A
Any substance defined under section 101(14) of CERCLA
B
Any biological agent and other disease-causing agent that
could cause death, disease, behavioral abnormalities, cancer,
genetic mutation, physiological malfunctions (including
malfunctions in reproduction), or physical deformations in
exposed people or their offspring
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C
Any substance listed by the U.S. Department of Transportation
as a hazardous material under 49 CFR 172.101 and its
appendices
D
Hazardous waste
E
All of the above - correct answer- e
All hazardous substances are hazardous wastes.
A
True
B
False - correct answer- b
The floodwaters of Hurricane Katrina were polluted with which
of the following hazardous substances?
A
Petroleum
B
Dioxin
C
Mercury
D
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Pesticides
E
All of the above - correct answer- e
The law that requires employers to provide a workplace that is
"free from recognized hazards likely to cause death or serious
physical harm" is known as:
A
OSH Act
B
RCRA
C
HSWA
D
SARA - correct answer- a
Which of the following acts was passed in 1976 to protect
human health and the environment from the potential hazards
of waste disposal?
A
HSWA
B
RCRA
C
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OSH Act
D
CERCLA - correct answer- b
Which regulation deals with cleaning up inactive and
abandoned hazardous waste sites?
A
Solid Waste Disposal Act
B
Clean Air Act
C
CERCLA
D
Clean Water Act - correct answer- c
The U.S. EPA enforces the HAZWOPER Standard.
A
True
B
False - correct answer- b
HAZWOPER 8 HOUR REFRESHER TEST 2025
UPDATED ACTUAL EXAM WITH CORRECT
SOLUTIONS.
Which of the following is NOT a likely cause of a hazardous
substance accident?
A
Broken or rusted pipes
B
Following standard operating procedures
C
Faulty valves or transfer hoses
D
Leaking tank - correct answer- b
What is a hazardous substance?
A
Any substance defined under section 101(14) of CERCLA
B
Any biological agent and other disease-causing agent that
could cause death, disease, behavioral abnormalities, cancer,
genetic mutation, physiological malfunctions (including
malfunctions in reproduction), or physical deformations in
exposed people or their offspring
,2 | Page
C
Any substance listed by the U.S. Department of Transportation
as a hazardous material under 49 CFR 172.101 and its
appendices
D
Hazardous waste
E
All of the above - correct answer- e
All hazardous substances are hazardous wastes.
A
True
B
False - correct answer- b
The floodwaters of Hurricane Katrina were polluted with which
of the following hazardous substances?
A
Petroleum
B
Dioxin
C
Mercury
D
,3 | Page
Pesticides
E
All of the above - correct answer- e
The law that requires employers to provide a workplace that is
"free from recognized hazards likely to cause death or serious
physical harm" is known as:
A
OSH Act
B
RCRA
C
HSWA
D
SARA - correct answer- a
Which of the following acts was passed in 1976 to protect
human health and the environment from the potential hazards
of waste disposal?
A
HSWA
B
RCRA
C
, 4 | Page
OSH Act
D
CERCLA - correct answer- b
Which regulation deals with cleaning up inactive and
abandoned hazardous waste sites?
A
Solid Waste Disposal Act
B
Clean Air Act
C
CERCLA
D
Clean Water Act - correct answer- c
The U.S. EPA enforces the HAZWOPER Standard.
A
True
B
False - correct answer- b
