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1. What is the primary goal of a fire investigation?
A. Determine insurance liability
B. Identify the cause and origin of the fire
C. Assign criminal charges
D. Estimate property damage
The main objective is to determine the origin and cause; other
actions may follow.
Answer: B
2. Which organization publishes NFPA 921?
A. OSHA
B. FEMA
C. National Fire Protection Association
, D. IAFC
NFPA 921 is a widely recognized guide developed by NFPA.
Answer: C
3. What is the first step in the fire investigation process?
A. Interview witnesses
B. Secure the scene
C. Collect evidence
D. Write report
Securing the scene preserves evidence and prevents
contamination.
Answer: B
4. Which term refers to the specific location where a fire began?
A. Area of origin
B. Point of origin
C. Fire pattern
D. Burn indicator
Point of origin is the exact spot where the fire started.
Answer: B
5. What type of fire cause involves human intent?
A. Accidental
B. Natural
, C. Incendiary
D. Undetermined
Incendiary fires are intentionally set.
Answer: C
6. Which pattern typically indicates a fast-moving fire?
A. V-pattern
B. U-pattern
C. Irregular pattern
D. Clean burn
V-patterns often indicate direction and speed of fire spread.
Answer: A
7. What is spalling?
A. Burning of wood
B. Cracking of glass
C. Flaking of concrete due to heat
D. Melting of metals
Spalling occurs when moisture in concrete expands under heat.
Answer: C
8. Which tool is commonly used to detect accelerants?
A. Thermal imager
B. Gas detector
, C. Hydrocarbon detector
D. Moisture meter
Hydrocarbon detectors help locate ignitable liquid residues.
Answer: C
9. Chain of custody refers to:
A. Fire suppression tactics
B. Evidence handling documentation
C. Interview procedures
D. Scene security
Maintaining a documented record ensures evidence integrity.
Answer: B
10. Which burn pattern may indicate use of an accelerant?
A. Deep charring
B. Clean burn
C. Irregular low burning
D. All of the above
Accelerants often produce irregular, intense burn patterns.
Answer: D
11. What is the role of NFPA 1033?
A. Fire suppression standards
B. Investigator qualifications