1|Page
IFSTA 7TH EDITION CHAPTER TEST 14 2025| BRAND
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT SOLUTIONS|
GUARANTEED VALUE PACK| ACE YOUR GRADES.
When firefighters apply water to the hot gas layer in a compartment, it will: (670)
[4.3.10]
increase the potential for flashover.
increase the radiant heat flux from the upper layer.
reduce the radiant heat flux from the upper layer.
push fire into adjacent rooms. - (answer)reduce the radiant heat flux from the
upper layer.
What can happen if excess steam is produced inside the structure as a result of
applying water on the fire? (670) [4.3.10]
Disruption of the thermal layering
Increase in the potential for backdraft or flashover
Transition from fuel-limited to ventilation-limited conditions
Pyrolysis process speeds up - (answer)Disruption of the thermal layering
In which situation would fuel removal be a likely method of extinguishment?
(670) [4.3.19]
Fire in an apartment building
Fire in a one-story house
Grass fire
,2|Page
Warehouse fire - (answer)Grass fire
Closing the valve on a natural gas tank to stop the emission of gaseous fuel would
be an example of: (670) [4.310]
fuel removal.
oxygen exclusion.
chemical flame inhibition.
temperature reduction. - (answer)fuel removal.
When a firefighter controls doors and windows during fire attack, it is an example
of: (671) [4.310, 4.3.11]
chemical flame inhibition.
temperature reduction.
fuel removal.
oxygen exclusion. - (answer)oxygen exclusion.
Clean agents extinguish fire by: (672) [4.3.10]
removing oxygen from the compartment.
removing the burning fuel.
cooling the burning material.
Interrupting the combustion reaction. - (answer)Interrupting the combustion
reaction.
, 3|Page
If you are positioned to make fire attack, which condition would be important to
communicate to your supervisor or the Incident Commander? (673) [4.3.10]
Smoke that changes from gray to black
All team members' PASS devices are functioning
Amount of radiant heat felt by firefighters
Presence of bystanders at the perimeter - (answer)Smoke that changes from gray
to black
Firefighters should ensure that PASS devices are on and operating properly: (673)
[4.3.10]
before entering the structure.
once they reach the seat of the fire.
before applying water to the fire.
once they reach their "point of no return." - (answer)before entering the
structure.
Which tool or piece of equipment is a member of a fire attack team likely to
carry? (674) [4.3.10]
Salvage cover
ppv fan
Power saw
Hand light - (answer)Hand light
IFSTA 7TH EDITION CHAPTER TEST 14 2025| BRAND
NEW ACTUAL EXAM WITH 100% VERIFIED
QUESTIONS AND CORRECT SOLUTIONS|
GUARANTEED VALUE PACK| ACE YOUR GRADES.
When firefighters apply water to the hot gas layer in a compartment, it will: (670)
[4.3.10]
increase the potential for flashover.
increase the radiant heat flux from the upper layer.
reduce the radiant heat flux from the upper layer.
push fire into adjacent rooms. - (answer)reduce the radiant heat flux from the
upper layer.
What can happen if excess steam is produced inside the structure as a result of
applying water on the fire? (670) [4.3.10]
Disruption of the thermal layering
Increase in the potential for backdraft or flashover
Transition from fuel-limited to ventilation-limited conditions
Pyrolysis process speeds up - (answer)Disruption of the thermal layering
In which situation would fuel removal be a likely method of extinguishment?
(670) [4.3.19]
Fire in an apartment building
Fire in a one-story house
Grass fire
,2|Page
Warehouse fire - (answer)Grass fire
Closing the valve on a natural gas tank to stop the emission of gaseous fuel would
be an example of: (670) [4.310]
fuel removal.
oxygen exclusion.
chemical flame inhibition.
temperature reduction. - (answer)fuel removal.
When a firefighter controls doors and windows during fire attack, it is an example
of: (671) [4.310, 4.3.11]
chemical flame inhibition.
temperature reduction.
fuel removal.
oxygen exclusion. - (answer)oxygen exclusion.
Clean agents extinguish fire by: (672) [4.3.10]
removing oxygen from the compartment.
removing the burning fuel.
cooling the burning material.
Interrupting the combustion reaction. - (answer)Interrupting the combustion
reaction.
, 3|Page
If you are positioned to make fire attack, which condition would be important to
communicate to your supervisor or the Incident Commander? (673) [4.3.10]
Smoke that changes from gray to black
All team members' PASS devices are functioning
Amount of radiant heat felt by firefighters
Presence of bystanders at the perimeter - (answer)Smoke that changes from gray
to black
Firefighters should ensure that PASS devices are on and operating properly: (673)
[4.3.10]
before entering the structure.
once they reach the seat of the fire.
before applying water to the fire.
once they reach their "point of no return." - (answer)before entering the
structure.
Which tool or piece of equipment is a member of a fire attack team likely to
carry? (674) [4.3.10]
Salvage cover
ppv fan
Power saw
Hand light - (answer)Hand light
