IFSTA 7 EXAM - CHAPTER 20: FIRE ORIGIN AND
CAUSE DETERMINATION 2025
Which would be a responsibility of a Fire Fighter II at a structural fire?
Select one:
a.Determine the origin of a fire
b.Take note of unusual fire behavior
c.Brief the media about the cause of a fire
d.Conduct a detailed analysis and investigation - ✅✅✅CORRECT -b. Take note of unusual fire
behavior
How should a firefighter treat evidence that he or she finds at a fire scene?
Select one:
a.Bring all evidence to the fire investigator or officer in charge
b.Move it to a central evidence location outside the structure
c.Protect it without touching or disturbing it, if possible
d.Attempt to clean the soot and residue, then bag the evidence - ✅✅✅CORRECT -c.Protect it
without touching or disturbing it, if possible
When searching for the area of origin, firefighters must always:
Select one:
a.wear PPE and respiratory protection until the atmosphere is determined to be safe.
b.carry rubber gloves and plastic bags in case they find any fire cause evidence.
c.wait until the scene has been cleared of debris.
d.be accompanied by a fire investigator or law enforcement officer. - ✅✅✅CORRECT -a. wear PPE
and respiratory protection until the atmosphere is determined to be safe.
In a structure fire, searching for the area of origin begins:
Select one:
, a.as soon as a trained investigator arrives.
b.at the same time as fire attack.
c.on the interior of the structure and moves to the exterior.
d.on the exterior and moves to the interior of the structure. - ✅✅✅CORRECT -d. on the exterior and
moves to the interior of the structure.
Why is it important to determine the cause of a fire?
Select one:
a.It is necessary in order to collect reimbursements from agencies or businesses.
b.It can help prevent similar fires from happening in the future.
c.It is required by insurance companies.
d.It is a legal requirement. - ✅✅✅CORRECT -b. It can help prevent similar fires from happening in
the future.
Documenting evidence that is removed from a fire scene is an example of preserving the:
Select one:
a.jurisdiction of evidence.
b.spoliation.
c.chain of custody.
d.right of entry. - ✅✅✅CORRECT -c. chain of custody.
To be secure, a fire scene must have:
Select one:
a.law enforcement personnel present.
b.two types of outside boundaries to prevent unauthorized access.
c.a recognizable perimeter and someone to maintain that perimeter.
d.a fire investigator present. - ✅✅✅CORRECT -c. a recognizable perimeter and someone to maintain
that perimeter.
Which classification of fire occurs when humans are NOT involved?
CAUSE DETERMINATION 2025
Which would be a responsibility of a Fire Fighter II at a structural fire?
Select one:
a.Determine the origin of a fire
b.Take note of unusual fire behavior
c.Brief the media about the cause of a fire
d.Conduct a detailed analysis and investigation - ✅✅✅CORRECT -b. Take note of unusual fire
behavior
How should a firefighter treat evidence that he or she finds at a fire scene?
Select one:
a.Bring all evidence to the fire investigator or officer in charge
b.Move it to a central evidence location outside the structure
c.Protect it without touching or disturbing it, if possible
d.Attempt to clean the soot and residue, then bag the evidence - ✅✅✅CORRECT -c.Protect it
without touching or disturbing it, if possible
When searching for the area of origin, firefighters must always:
Select one:
a.wear PPE and respiratory protection until the atmosphere is determined to be safe.
b.carry rubber gloves and plastic bags in case they find any fire cause evidence.
c.wait until the scene has been cleared of debris.
d.be accompanied by a fire investigator or law enforcement officer. - ✅✅✅CORRECT -a. wear PPE
and respiratory protection until the atmosphere is determined to be safe.
In a structure fire, searching for the area of origin begins:
Select one:
, a.as soon as a trained investigator arrives.
b.at the same time as fire attack.
c.on the interior of the structure and moves to the exterior.
d.on the exterior and moves to the interior of the structure. - ✅✅✅CORRECT -d. on the exterior and
moves to the interior of the structure.
Why is it important to determine the cause of a fire?
Select one:
a.It is necessary in order to collect reimbursements from agencies or businesses.
b.It can help prevent similar fires from happening in the future.
c.It is required by insurance companies.
d.It is a legal requirement. - ✅✅✅CORRECT -b. It can help prevent similar fires from happening in
the future.
Documenting evidence that is removed from a fire scene is an example of preserving the:
Select one:
a.jurisdiction of evidence.
b.spoliation.
c.chain of custody.
d.right of entry. - ✅✅✅CORRECT -c. chain of custody.
To be secure, a fire scene must have:
Select one:
a.law enforcement personnel present.
b.two types of outside boundaries to prevent unauthorized access.
c.a recognizable perimeter and someone to maintain that perimeter.
d.a fire investigator present. - ✅✅✅CORRECT -c. a recognizable perimeter and someone to maintain
that perimeter.
Which classification of fire occurs when humans are NOT involved?
