TCFP & GFD HAZMAT AWARENESS
OPS EXAM WITH CORRECT
ANSWERS 2025
Substances or materials in quantities or forms that may pose an
unreasonable risk to health, safety, or property when transported, stored, or
used in commerce is a definition for a: ( correct answers ) hazardous
material
When dealing with a radiological incident involving a leak or spill,
what exposure guidelines should the hazmat first responder use to
minimize radioactive contamination? ( correct answers ) Time,
distance, shielding
A reference book intended as a guide to aid emergency responders to guide
quickly and identify specific hazards during the initial phase is the:
( correct answers ) DOT, Emergency Response Guidebook
The two types of potential hazards found in each guide of the Emergency
Response Guidebook are: ( correct answers ) health and
fire/explosion
The steps that are taken to preserve the health and safety of emergency
responders and the public during an incident involving releases of
hazardous materials are called: ( correct answers ) protective actions
The most important part of assessment is: ( correct
answers ) recognizing the presence of
hazardous materials
Which information should be provided during the notifications?
( correct answers ) Container type
Statement 1: CERCLA established prohibitions and requirements
concerning closed and abandoned hazardous waste sites.
Statement 2: A trust fund to provide for cleanup when no responsible
party could be
identified was established by CERCLA
Statement 3: CERCLA is part of Code of Federal Regulations (CFR)
1910.120 ( correct answers )
Statements 1 and 2 are true; statement 3 is false
Which of the package labels listed below indicates the highest radiation
hazard? ( correct answers )
Radioactive Yellow-III
GRADED
Federal
A+
law requires that local establishments keep a Material Safety Data
Sheet on file when: ( correct answers ) hazardous materials are used or
stored on site
,A major difference between a hazardous materials incident and other
types of emergencies is the fact that hazmat incidents: ( correct
answers ) can be more complex
All cylinders should be considered dangerous, regardless of what type of
hazardous material it contains, because the contents are: ( correct
answers ) pressurized
The four-digit number appearing on a placard or an orange panel of a tank
car is the: ( correct answers )
United Nations (UN) product identification number
The National Fire Protection Association 704 System for identifying hazardous
materials gives: ( correct answers ) general hazard and degree of
severity
A number 4 in the blue quadrant of the National Fire Protection Association
704 System indicates that there is risk in this category from the chemical
involved ( correct answers ) severe
A white quadrant in the 6 o'clock position of the NFPA 704 system is used
to indicate: ( correct answers ) special hazards
the fact that a product is water reactive would be indicated in the quadrant
of the NFPA 704 system ( correct
answers ) blue
United Nations/Department of Transportation (UN/DOT) placards
indicate general hazard recognition by: ( correct answers ) giving
the UN hazard class number
a bill of lading contains valuable information about the origin of the
product and is the type of shipping paper used when transporting a
product via: ( correct answers )
highway truck
for materials in hazard class 8 (corrosive), a DOT placard is required if the
gross weight is in excess of: ( correct answers ) 1001 lbs
care and control of the waybill/consist is the responsibility of the: ( correct
answers ) train crew
the normal location for the bill of lading is in the: ( correct answers ) cab
of the truck
During an incident involving a train, where should you look for the shipping
papers? ( correct answers )
the conductor's possession
GRADED
using the
A+ human senses of smell or taste to determine the presence of a
hazardous material is: ( correct answers ) unreliable,
unacceptable, and unsafe
hazardous occupancies should be identified and evaluated: ( correct
answers ) during preincident planning
,Local emergency response personnel can gain valuable information if
the is utilized in preincident planning
( correct answers ) Local Emergency Planning Committee
Shipping papers are required to contain: ( correct
answers ) the hazardous classification
according to DOT regulations
When transporting hazardous materials, the shipping papers ( corre
should contain: answers ) hazard class of the material ct
on a placard, the number at the bottom of the diamond indicates the:
( correct answers ) hazard class
the DOT placarding system requires a vehicle carrying over 1001 pounds
of corrosive display a placard ( correct answers ) white
over black
the DOT placarding system requires a vehicle carrying a nonflammable
compressed gas to display a placard colored: ( correct answers ) green
a type of material that can be extremely toxic and is considered by the
DOT to be a hazardous material is a( correct answers ) poison
any material that, when taken into the body, is injurious to health is
known as: ( correct answers )
poisionous material
in the NFPA 704 system of identification, the diamond-shaped placard
used for fire hazard is colored: ( correct answers ) red
the NFPA lists as the standard for identifying chemical hazards of
materials at fixed facilities ( correct answers ) 704
the the NFPA 704 system, the quadrant dealing with reactivity is colored
( correct answers ) yellow
a hazard class of 3, within the UN labeling system indicates a
product ( correct answers ) flammable/combustible liquid
a substance that readily yields oxygen to support combustion of fuels, would
be labeled hazard class under the UN/DOT
labeling system ( correct answers ) 5
a container of flammable solids would receive a UN label or placard with a
hazardous classification number of: ( correct answers ) 4
GRADED
using the
A+ UN/DOT labeling system, a flammable liquid would receive
a hazard classification of: ( correct answers ) 3
, within the UN/DOT system, a container labeled with a hazard class 4
contains a: ( correct answers )
flammable solid
of the references listed below, the most specific source of information on a
hazardous material is the: ( correct answers ) Material Safety Data
Sheet (MSDS)
composition, hazards, and first aid measures are all parts of the: ( correct
answers ) Material Safety Data Sheet (MSDS)
the background color of a placard that would signify a poisonous substance
hazard and that contains a skull and crossbones is: ( correct answers )
white
referring to the united states military marking system for hazardous
materials, an octagon-shaped placard with a #1 on it denotes a:
( correct answers ) mass explosion
referring to the united states military marking system for hazardous
materials, the symbol for a mass fire hazard is: ( correct answers ) #3
in a triangle
an explosive with a fragment hazard is denoted by the US military marking
system as a: ( correct answers ) #2 in a X
when referring to the US military marking system, if a circle with a symbol
of a person wearing a mask is seen, it is necessary to assume that:
( correct answers ) a protective mask or breathing apparatus must be
used
a tractor-trailer carrying 1001 pounds of organic peroxides, other than type
B, requires: ( correct answers ) a yellow placard
the NFPA 704 system provides the: ( correct answers )
general hazard information
the primary hazard of an oxidizer in a fire is its ability to:
( correct answers ) accelerate combustion
the DOT hazard class 2 includes: ( correct answers )
nonflammable gases the DOT hazard class 1 includes:( correct
answers ) explosives
the DOT hazard class 6 includes: ( correct
answers
GRADED
) liquid poisions
A+
placards that contain the DOT class number 6 at the bottom identify
( correct answers
) an infectious substance hazard
OPS EXAM WITH CORRECT
ANSWERS 2025
Substances or materials in quantities or forms that may pose an
unreasonable risk to health, safety, or property when transported, stored, or
used in commerce is a definition for a: ( correct answers ) hazardous
material
When dealing with a radiological incident involving a leak or spill,
what exposure guidelines should the hazmat first responder use to
minimize radioactive contamination? ( correct answers ) Time,
distance, shielding
A reference book intended as a guide to aid emergency responders to guide
quickly and identify specific hazards during the initial phase is the:
( correct answers ) DOT, Emergency Response Guidebook
The two types of potential hazards found in each guide of the Emergency
Response Guidebook are: ( correct answers ) health and
fire/explosion
The steps that are taken to preserve the health and safety of emergency
responders and the public during an incident involving releases of
hazardous materials are called: ( correct answers ) protective actions
The most important part of assessment is: ( correct
answers ) recognizing the presence of
hazardous materials
Which information should be provided during the notifications?
( correct answers ) Container type
Statement 1: CERCLA established prohibitions and requirements
concerning closed and abandoned hazardous waste sites.
Statement 2: A trust fund to provide for cleanup when no responsible
party could be
identified was established by CERCLA
Statement 3: CERCLA is part of Code of Federal Regulations (CFR)
1910.120 ( correct answers )
Statements 1 and 2 are true; statement 3 is false
Which of the package labels listed below indicates the highest radiation
hazard? ( correct answers )
Radioactive Yellow-III
GRADED
Federal
A+
law requires that local establishments keep a Material Safety Data
Sheet on file when: ( correct answers ) hazardous materials are used or
stored on site
,A major difference between a hazardous materials incident and other
types of emergencies is the fact that hazmat incidents: ( correct
answers ) can be more complex
All cylinders should be considered dangerous, regardless of what type of
hazardous material it contains, because the contents are: ( correct
answers ) pressurized
The four-digit number appearing on a placard or an orange panel of a tank
car is the: ( correct answers )
United Nations (UN) product identification number
The National Fire Protection Association 704 System for identifying hazardous
materials gives: ( correct answers ) general hazard and degree of
severity
A number 4 in the blue quadrant of the National Fire Protection Association
704 System indicates that there is risk in this category from the chemical
involved ( correct answers ) severe
A white quadrant in the 6 o'clock position of the NFPA 704 system is used
to indicate: ( correct answers ) special hazards
the fact that a product is water reactive would be indicated in the quadrant
of the NFPA 704 system ( correct
answers ) blue
United Nations/Department of Transportation (UN/DOT) placards
indicate general hazard recognition by: ( correct answers ) giving
the UN hazard class number
a bill of lading contains valuable information about the origin of the
product and is the type of shipping paper used when transporting a
product via: ( correct answers )
highway truck
for materials in hazard class 8 (corrosive), a DOT placard is required if the
gross weight is in excess of: ( correct answers ) 1001 lbs
care and control of the waybill/consist is the responsibility of the: ( correct
answers ) train crew
the normal location for the bill of lading is in the: ( correct answers ) cab
of the truck
During an incident involving a train, where should you look for the shipping
papers? ( correct answers )
the conductor's possession
GRADED
using the
A+ human senses of smell or taste to determine the presence of a
hazardous material is: ( correct answers ) unreliable,
unacceptable, and unsafe
hazardous occupancies should be identified and evaluated: ( correct
answers ) during preincident planning
,Local emergency response personnel can gain valuable information if
the is utilized in preincident planning
( correct answers ) Local Emergency Planning Committee
Shipping papers are required to contain: ( correct
answers ) the hazardous classification
according to DOT regulations
When transporting hazardous materials, the shipping papers ( corre
should contain: answers ) hazard class of the material ct
on a placard, the number at the bottom of the diamond indicates the:
( correct answers ) hazard class
the DOT placarding system requires a vehicle carrying over 1001 pounds
of corrosive display a placard ( correct answers ) white
over black
the DOT placarding system requires a vehicle carrying a nonflammable
compressed gas to display a placard colored: ( correct answers ) green
a type of material that can be extremely toxic and is considered by the
DOT to be a hazardous material is a( correct answers ) poison
any material that, when taken into the body, is injurious to health is
known as: ( correct answers )
poisionous material
in the NFPA 704 system of identification, the diamond-shaped placard
used for fire hazard is colored: ( correct answers ) red
the NFPA lists as the standard for identifying chemical hazards of
materials at fixed facilities ( correct answers ) 704
the the NFPA 704 system, the quadrant dealing with reactivity is colored
( correct answers ) yellow
a hazard class of 3, within the UN labeling system indicates a
product ( correct answers ) flammable/combustible liquid
a substance that readily yields oxygen to support combustion of fuels, would
be labeled hazard class under the UN/DOT
labeling system ( correct answers ) 5
a container of flammable solids would receive a UN label or placard with a
hazardous classification number of: ( correct answers ) 4
GRADED
using the
A+ UN/DOT labeling system, a flammable liquid would receive
a hazard classification of: ( correct answers ) 3
, within the UN/DOT system, a container labeled with a hazard class 4
contains a: ( correct answers )
flammable solid
of the references listed below, the most specific source of information on a
hazardous material is the: ( correct answers ) Material Safety Data
Sheet (MSDS)
composition, hazards, and first aid measures are all parts of the: ( correct
answers ) Material Safety Data Sheet (MSDS)
the background color of a placard that would signify a poisonous substance
hazard and that contains a skull and crossbones is: ( correct answers )
white
referring to the united states military marking system for hazardous
materials, an octagon-shaped placard with a #1 on it denotes a:
( correct answers ) mass explosion
referring to the united states military marking system for hazardous
materials, the symbol for a mass fire hazard is: ( correct answers ) #3
in a triangle
an explosive with a fragment hazard is denoted by the US military marking
system as a: ( correct answers ) #2 in a X
when referring to the US military marking system, if a circle with a symbol
of a person wearing a mask is seen, it is necessary to assume that:
( correct answers ) a protective mask or breathing apparatus must be
used
a tractor-trailer carrying 1001 pounds of organic peroxides, other than type
B, requires: ( correct answers ) a yellow placard
the NFPA 704 system provides the: ( correct answers )
general hazard information
the primary hazard of an oxidizer in a fire is its ability to:
( correct answers ) accelerate combustion
the DOT hazard class 2 includes: ( correct answers )
nonflammable gases the DOT hazard class 1 includes:( correct
answers ) explosives
the DOT hazard class 6 includes: ( correct
answers
GRADED
) liquid poisions
A+
placards that contain the DOT class number 6 at the bottom identify
( correct answers
) an infectious substance hazard
