JBL Firefighter 1 State Test Questions with
100% Verified correct detailed Solutions
latest update 2025
What is a commonly used technique for conserving SCBA air? ---
correct precise answer ---Skip Breathing
What is an approved material for structural firefighting boots? ---
correct precise answer ---Leather
What is the primary function of the moisture barrier in structural
firefighting PPE? --- correct precise answer ---Keep Liquids and
Moisture from reaching the skin
When is it acceptable to remove the inner thermal layer from a
turnout coat? --- correct precise answer ---Only when Cleaning
Which component of structural turnout coats is critical for protecting
the body from steam burns? --- correct precise answer ---Moisture
Barrier
,Which fire gas is a product of incomplete combustion of common
household items? --- correct precise answer ---Phosgene
Which fire gas kills by replacing oxygen in the blood? --- correct
precise answer ---Carbon Monoxide
Which gas is most commonly produced by residential or commercial
fires? --- correct precise answer ---Hydrogen Cyanide
Which NFPA standard deals with open-circuit self-contained breathing
apparatus? --- correct precise answer ---1981
Which NFPA standard deals with protective clothing and equipment
for wildland firefighting? --- correct precise answer ---1977
Which part of the structural firefighting PPE ensemble is designed to
protect the neck and ears? --- correct precise answer ---The protective
hood
Which statement about the use of a protective hood is correct? ---
correct precise answer ---Don the SCBA first then put the mask on and
pull the hood over it
,Which type of breathing apparatus recycles the user's exhaled air? ---
correct precise answer ---Closed Circuit
Which statement about the use of a protective hood is correct? ---
correct precise answer ---It protects the neck and Ears
Which type of breathing apparatus recycles the user's exhaled air? ---
correct precise answer ---Closed Circuit
Which situation is indicated when you open a door and the smoke
thins, but the smoke still fills the door? --- correct precise answer ---
The Fire is below the door
Which term refers to the weight of a gas compared to air? --- correct
precise answer ---Vapor Density
Which toxic gas is commonly produced by fire? --- correct precise
answer ---Hydrogen Cyanide
A chemical reaction that produces heat is __________. --- correct
precise answer ---exothermic
, A Class C fire involves __________. --- correct precise answer ---
Electricity
During the _________ phase, fire has consumed either the available
fuel or oxygen, and temperature drops. --- correct precise answer ---
Decay
Fires involving combustible cooking media, such as oils and grease,
are considered Class _____. --- correct precise answer ---K
Flashover occurs during which phase of fire? --- correct precise
answer ---Fully Developed
Heat transfer in the form of invisible waves is called __________. ---
correct precise answer ---Radiation
The flash point of gasoline is _____. --- correct precise answer ----45
F
The majority of fires are extinguished by which method? --- correct
precise answer ---Cooling the fuel
100% Verified correct detailed Solutions
latest update 2025
What is a commonly used technique for conserving SCBA air? ---
correct precise answer ---Skip Breathing
What is an approved material for structural firefighting boots? ---
correct precise answer ---Leather
What is the primary function of the moisture barrier in structural
firefighting PPE? --- correct precise answer ---Keep Liquids and
Moisture from reaching the skin
When is it acceptable to remove the inner thermal layer from a
turnout coat? --- correct precise answer ---Only when Cleaning
Which component of structural turnout coats is critical for protecting
the body from steam burns? --- correct precise answer ---Moisture
Barrier
,Which fire gas is a product of incomplete combustion of common
household items? --- correct precise answer ---Phosgene
Which fire gas kills by replacing oxygen in the blood? --- correct
precise answer ---Carbon Monoxide
Which gas is most commonly produced by residential or commercial
fires? --- correct precise answer ---Hydrogen Cyanide
Which NFPA standard deals with open-circuit self-contained breathing
apparatus? --- correct precise answer ---1981
Which NFPA standard deals with protective clothing and equipment
for wildland firefighting? --- correct precise answer ---1977
Which part of the structural firefighting PPE ensemble is designed to
protect the neck and ears? --- correct precise answer ---The protective
hood
Which statement about the use of a protective hood is correct? ---
correct precise answer ---Don the SCBA first then put the mask on and
pull the hood over it
,Which type of breathing apparatus recycles the user's exhaled air? ---
correct precise answer ---Closed Circuit
Which statement about the use of a protective hood is correct? ---
correct precise answer ---It protects the neck and Ears
Which type of breathing apparatus recycles the user's exhaled air? ---
correct precise answer ---Closed Circuit
Which situation is indicated when you open a door and the smoke
thins, but the smoke still fills the door? --- correct precise answer ---
The Fire is below the door
Which term refers to the weight of a gas compared to air? --- correct
precise answer ---Vapor Density
Which toxic gas is commonly produced by fire? --- correct precise
answer ---Hydrogen Cyanide
A chemical reaction that produces heat is __________. --- correct
precise answer ---exothermic
, A Class C fire involves __________. --- correct precise answer ---
Electricity
During the _________ phase, fire has consumed either the available
fuel or oxygen, and temperature drops. --- correct precise answer ---
Decay
Fires involving combustible cooking media, such as oils and grease,
are considered Class _____. --- correct precise answer ---K
Flashover occurs during which phase of fire? --- correct precise
answer ---Fully Developed
Heat transfer in the form of invisible waves is called __________. ---
correct precise answer ---Radiation
The flash point of gasoline is _____. --- correct precise answer ----45
F
The majority of fires are extinguished by which method? --- correct
precise answer ---Cooling the fuel
