IFSTA 7 – Ch 20: FIRE ORIGIN AND
CAUSE DETERMINATION EXAM NEW
EXAM WITH COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS
LATEST EXAM UPDATE
The area of origin should contain the ________ of origin where ignition
took place and will often contain the greatest amount of ______ and
_______ - Correct Answer > Precise point
Damage and debris
The debris in the area of origin will contain an indication of the _______
- Correct Answer > Fire cause
Fire cause indicators include an ignition source and a _______ - Correct
Answer > Fuel source
T/F: the search for the area of origin starts from the area with most fire
damage - Correct Answer > False: it starts outside the structure or from
the unburned portion of the interior
What indicator provides important information regarding the location of
the Fire origin? - Correct Answer > Fire patterns
, What 3 actions should firefighters take in situations where the area of
origin cannot be accurately determined? - Correct Answer > - Delay
overhaul operations beyond locating and extinguishing fires
- protect the scene
- establish scene security
The examination of a structure fire starts with a preliminary __________
- Correct Answer > Scene assessment
A preliminary scene assessment consists of an examination of the entire
incident scene in order to determine what? (2 things) - Correct Answer >
- it's size and scope
- whether it is safe to continue working in the structure
What are 3 fire indicators to determine the path of fire spread and area of
origin? - Correct Answer > 1. Fire patterns
2. Melted metal and glass
3. Degree of damage to structure and contents
Why are floors usually less damaged than ceilings during a fire? -
Correct Answer > Due to the normal upward movement of heat
CAUSE DETERMINATION EXAM NEW
EXAM WITH COMPLETE QUESTIONS
AND CORRECT DETAILED ANSWERS
LATEST EXAM UPDATE
The area of origin should contain the ________ of origin where ignition
took place and will often contain the greatest amount of ______ and
_______ - Correct Answer > Precise point
Damage and debris
The debris in the area of origin will contain an indication of the _______
- Correct Answer > Fire cause
Fire cause indicators include an ignition source and a _______ - Correct
Answer > Fuel source
T/F: the search for the area of origin starts from the area with most fire
damage - Correct Answer > False: it starts outside the structure or from
the unburned portion of the interior
What indicator provides important information regarding the location of
the Fire origin? - Correct Answer > Fire patterns
, What 3 actions should firefighters take in situations where the area of
origin cannot be accurately determined? - Correct Answer > - Delay
overhaul operations beyond locating and extinguishing fires
- protect the scene
- establish scene security
The examination of a structure fire starts with a preliminary __________
- Correct Answer > Scene assessment
A preliminary scene assessment consists of an examination of the entire
incident scene in order to determine what? (2 things) - Correct Answer >
- it's size and scope
- whether it is safe to continue working in the structure
What are 3 fire indicators to determine the path of fire spread and area of
origin? - Correct Answer > 1. Fire patterns
2. Melted metal and glass
3. Degree of damage to structure and contents
Why are floors usually less damaged than ceilings during a fire? -
Correct Answer > Due to the normal upward movement of heat
