FIREFIGHTER HAZMAT OPS TEST FINAL EXAM 110+ (2025-
2026 Updated) Solved Exams
Compared to other types of incidents to which first responders are commonly called,
hazardous material incidents typically ___________. - answermore complicated
By which acronym are the federal regulations detailing hazardous materials response
competencies collectively known? - answerHAZWOPER
Which of the following actions is permitted for operations-level hazardous materials
responders? - answerclosing remote valve
Which federal agency enforces and publicizes laws and regulations governing
transportation of hazardous materials? - answerdepartment of transportation
What is the minimum level of hazardous materials training for a hazardous materials
officer? - answeroperations
Ideally, when should response to a hazardous materials incident begin? - answerduring
pre incident planning
What is the minimum level of hazardous materials training required to take defensive
actions? - answeroperations
What is the temperature at which a flammable liquid will ignite without any external
ignition source? - answerignition temperature
What is the vapor density of air? - answer1
According to the NFPA, what is defined as a material capable of posing an
unreasonable
risk to health, safety, or the environment? - answerHazard
What is the term for the process by which people, animals, the environment, and
equipment come into contact with a hazardous material? - answerexposure
Which mnemonic helps fire fighters remember the seven categories of harm that can be
caused by terrorism agents or other hazardous materials? - answerTRACEMP
Which of the following is the most toxic nerve agent? - answerVX
What is the maximum capacity of an intermodal tank? - answer6,000 gallons (22,700 L)
, What does the NFPA 704 marking system address? - answerHazardous materials at
fixed facilities
What is the typical maximum pressure reading for a standard oxygen cylinder used in
the medical field? - answer2,000 psi (13,800 kPa)
Which cargo is carried by a highway tanker that has a smaller-diameter tank with
several reinforcing rings around the circumference? - answercorrosives
Which free service can be accessed to connect fire fighters with chemical
manufacturers, chemists, and other specialists during a chemical incident? -
answerChemtrec
What is the term for shipping papers carried on railroad transportation? - answerwaybill
What is most commonly contained in large, above-ground, horizontal storage tanks? -
answerflammable or combustible liquid
Which item must be included on a pipeline warning sign? - answeremergency contact
number
Are above-ground storage tanks pressurized or nonpressurized? - answercan be either
one
A high-pressure intermodal tank is commonly used to transport __________. -
answerliquified gas
Which information is critical for proper selection of PPE? - answerphysical and chemical
properties
A motor vehicle accident causes a small gasoline spill. This is a Level _____ incident. -
answerLevel I
Hazardous materials operations-level responders should perform only those actions that
__________. - answerdo not involve contact with material
Which factor is the most important when determining the level of PPE required for a
hazardous materials incident? - answerthe physical state of material
Which reference should responders consult first to determine protective action zones? -
answerERG
Which course of action is appropriate when a spilled material cannot be identified? -
answertake conservative defensive measures
2026 Updated) Solved Exams
Compared to other types of incidents to which first responders are commonly called,
hazardous material incidents typically ___________. - answermore complicated
By which acronym are the federal regulations detailing hazardous materials response
competencies collectively known? - answerHAZWOPER
Which of the following actions is permitted for operations-level hazardous materials
responders? - answerclosing remote valve
Which federal agency enforces and publicizes laws and regulations governing
transportation of hazardous materials? - answerdepartment of transportation
What is the minimum level of hazardous materials training for a hazardous materials
officer? - answeroperations
Ideally, when should response to a hazardous materials incident begin? - answerduring
pre incident planning
What is the minimum level of hazardous materials training required to take defensive
actions? - answeroperations
What is the temperature at which a flammable liquid will ignite without any external
ignition source? - answerignition temperature
What is the vapor density of air? - answer1
According to the NFPA, what is defined as a material capable of posing an
unreasonable
risk to health, safety, or the environment? - answerHazard
What is the term for the process by which people, animals, the environment, and
equipment come into contact with a hazardous material? - answerexposure
Which mnemonic helps fire fighters remember the seven categories of harm that can be
caused by terrorism agents or other hazardous materials? - answerTRACEMP
Which of the following is the most toxic nerve agent? - answerVX
What is the maximum capacity of an intermodal tank? - answer6,000 gallons (22,700 L)
, What does the NFPA 704 marking system address? - answerHazardous materials at
fixed facilities
What is the typical maximum pressure reading for a standard oxygen cylinder used in
the medical field? - answer2,000 psi (13,800 kPa)
Which cargo is carried by a highway tanker that has a smaller-diameter tank with
several reinforcing rings around the circumference? - answercorrosives
Which free service can be accessed to connect fire fighters with chemical
manufacturers, chemists, and other specialists during a chemical incident? -
answerChemtrec
What is the term for shipping papers carried on railroad transportation? - answerwaybill
What is most commonly contained in large, above-ground, horizontal storage tanks? -
answerflammable or combustible liquid
Which item must be included on a pipeline warning sign? - answeremergency contact
number
Are above-ground storage tanks pressurized or nonpressurized? - answercan be either
one
A high-pressure intermodal tank is commonly used to transport __________. -
answerliquified gas
Which information is critical for proper selection of PPE? - answerphysical and chemical
properties
A motor vehicle accident causes a small gasoline spill. This is a Level _____ incident. -
answerLevel I
Hazardous materials operations-level responders should perform only those actions that
__________. - answerdo not involve contact with material
Which factor is the most important when determining the level of PPE required for a
hazardous materials incident? - answerthe physical state of material
Which reference should responders consult first to determine protective action zones? -
answerERG
Which course of action is appropriate when a spilled material cannot be identified? -
answertake conservative defensive measures
