IFSTA 7 EXAM PREP - CHAPTER 20: FIRE ORIGIN AND
CAUSE DETERMINATION
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 - Answers- 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 - Answers- 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. - Answers- 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. - Answers- 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. - Answers- 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. - Answers- 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. - Answers- c. a recognizable perimeter and someone to
maintain that perimeter.
Which classification of fire occurs when humans are NOT involved?
Select one:
a.Accidental
b.Undetermined
c.Incendiary
d.Natural - Answers- d.Natural
Evidence preservation is the responsibility of:
Select one:
a.the fire investigator.
b.all firefighters on scene.
c.the fire chief.
d.law enforcement personnel. - Answers- b. all firefighters on scene.
Which duty would a fire investigator perform at a fire scene investigation?
Select one:
a.Helping with overhaul to ensure no evidence is disturbed
b.Cleaning up the fire scene after the investigation
c.Interviewing firefighters on scene
d.Determining a fire attack strategy that will keep evidence intact - Answers- c.
Interviewing firefighters on scene
The area of origin will usually contain:
Select one:
a.evidence of arson.
b.piles of stacked materials that act as fuel.
c.the greatest amount of damage and debris.
d.an obvious ignition source and material first ignited. - Answers- c. the greatest
amount of damage and debris.
Which type of fire evidence includes objects that can be inspected, such as a fuel
container?
CAUSE DETERMINATION
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 - Answers- 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 - Answers- 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. - Answers- 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. - Answers- 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. - Answers- 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. - Answers- 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. - Answers- c. a recognizable perimeter and someone to
maintain that perimeter.
Which classification of fire occurs when humans are NOT involved?
Select one:
a.Accidental
b.Undetermined
c.Incendiary
d.Natural - Answers- d.Natural
Evidence preservation is the responsibility of:
Select one:
a.the fire investigator.
b.all firefighters on scene.
c.the fire chief.
d.law enforcement personnel. - Answers- b. all firefighters on scene.
Which duty would a fire investigator perform at a fire scene investigation?
Select one:
a.Helping with overhaul to ensure no evidence is disturbed
b.Cleaning up the fire scene after the investigation
c.Interviewing firefighters on scene
d.Determining a fire attack strategy that will keep evidence intact - Answers- c.
Interviewing firefighters on scene
The area of origin will usually contain:
Select one:
a.evidence of arson.
b.piles of stacked materials that act as fuel.
c.the greatest amount of damage and debris.
d.an obvious ignition source and material first ignited. - Answers- c. the greatest
amount of damage and debris.
Which type of fire evidence includes objects that can be inspected, such as a fuel
container?
