HAZWOPER 8 Hour Refresher Test Question and
Answer [2026/2027] | UPDATED ACTUAL Exam |
100% Verified Answers
• 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
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 -✓✓ e
• All hazardous substances are hazardous wastes.
A
True
B
False -✓✓ b
• The floodwaters of Hurricane Katrina were polluted with which of the following
hazardous substances?
,A
Petroleum
B
Dioxin
C
Mercury
D
Pesticides
E
All of the above -✓✓ 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 -✓✓ 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
OSH Act
D
CERCLA -✓✓ 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 -✓✓ c
• The U.S. EPA enforces the HAZWOPER Standard.
A
True
B
False -✓✓ b
• Which of the following standards does not usually apply to HAZWOPER
situations?
, A
Subpart O - Machinery and Machine Guarding
B
Subpart H - Hazardous Materials
C
Subpart I - Personal Protective Equipment
D
Subpart Z - Toxic and Hazardous Substances -✓✓ a
• The HAZWOPER Standard applies to:
A
Cleanup operations involving hazardous substances that are conducted at
uncontrolled hazardous waste sites
B
Corrective actions involving cleanup operations at sites covered by RCRA
C
Emergency response operations for releases or substantial threats of release of
hazardous substances regardless of location
D
Materials that are currently destined for disposal or recycling
E
All of the above
F
A, B and C only -✓✓ f
Answer [2026/2027] | UPDATED ACTUAL Exam |
100% Verified Answers
• 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
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 -✓✓ e
• All hazardous substances are hazardous wastes.
A
True
B
False -✓✓ b
• The floodwaters of Hurricane Katrina were polluted with which of the following
hazardous substances?
,A
Petroleum
B
Dioxin
C
Mercury
D
Pesticides
E
All of the above -✓✓ 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 -✓✓ 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
OSH Act
D
CERCLA -✓✓ 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 -✓✓ c
• The U.S. EPA enforces the HAZWOPER Standard.
A
True
B
False -✓✓ b
• Which of the following standards does not usually apply to HAZWOPER
situations?
, A
Subpart O - Machinery and Machine Guarding
B
Subpart H - Hazardous Materials
C
Subpart I - Personal Protective Equipment
D
Subpart Z - Toxic and Hazardous Substances -✓✓ a
• The HAZWOPER Standard applies to:
A
Cleanup operations involving hazardous substances that are conducted at
uncontrolled hazardous waste sites
B
Corrective actions involving cleanup operations at sites covered by RCRA
C
Emergency response operations for releases or substantial threats of release of
hazardous substances regardless of location
D
Materials that are currently destined for disposal or recycling
E
All of the above
F
A, B and C only -✓✓ f
