- 1. Investigators observed unusual burn patterns shaped like liquid spills near the entrance of a building. What may this suggest?
A) Mechanical malfunction
B) Water damage only
C) Normal fire spread
D) Use of flammable liquid accelerants
- 2. An employee burned his workplace because he was angry at his employer. What kind of motive is present?
A) Jealousy
B) Grievance
C) Accident
D) Self-defense
- 3. Investigators identified the room with the heaviest fire damage. Why is this important?
A) It identifies the oldest room
B) It may indicate the point of origin
C) It measures smoke odor
D) It determines property ownership
- 4. What do we call the exact location where the fire started?
A) Fire Point
B) Ignition Point
C) Fire origin
D) Starting Point
- 5. How do multipurpose dry chemical agents (ABC type) primarily interrupt the combustion process?
A) They form a foam blanket separating fuel and air
B) They cool the fuel below its ignition temperature
C) They disrupt the chemical chain reaction in the flame
D) They absorb fuel vapors inside their particles
- 6. A stack of wooden pallets and cardboard boxes in a warehouse catches fire. By fuel, what class is this?
A) Class B
B) Class D
C) Class A
D) Class C
- 7. A businessman burned his shop to collect insurance benefits. What common motive of arson is shown?
A) Economic Gain
B) Pyromania
C) Profit by the Perpetrator other than the Insured Person
D) Concealment of Crime
- 8. Investigators noticed that flames and smoke spread upward from one corner of a room. What type of fire pattern is this?
A) Mechanical pattern
B) Movement pattern
C) Electrical pattern
D) Intensity pattern
- 9. Which is considered a “fingerprint of fire”?
A) Fire origin
B) Burn patterns
C) Smoke
D) Pattern
- 10. What dangerous event may occur when fresh air suddenly enters a confined space filled with hot, oxygen-deficient gases?
A) Heat, Conflagration and explosion
B) Condensation
C) Backdraft
D) Flashover
- 11. IDENTIFICATION: What do we call these substances that make fire spread faster?
A) Accelerants
B) Flammable
C) Igniters
D) Fluids
- 12. A suspect burned a store because he wanted revenge against the owner. What element of arson is illustrated?
A) Criminal design
B) Malice
C) Corpus delicti
D) Burning
- 13. While examining debris, investigators removed burned materials layer by layer until reaching the floor. Why?
A) To locate hidden evidence and burn patterns
B) To determine the level of fire origin
C) ○ To determine the level of fire origin
D) Direction and point of fire origin
- 14. Before collecting evidence, investigators first photographed the fire scene. Why is this important?
A) To interview witnesses
B) To preserve the original condition of evidence
C) To clean the scene faster
D) To estimate property value
- 15. Deep charring and severe melting were concentrated in one section of the building. What type of pattern does this represent?
A) Movement pattern
B) Intensity pattern
C) Exterior pattern
D) Natural pattern
- 16. Which phase of fire is characterized by the cessation of flames but the presence of dense smoke and high heat in a confined area?
A) Smoldering Phase
B) Growth Phase
C) Flashpoint
D) Incipient Phase
- 17. A man set a fire and pretended to rescue victims to gain public praise. What type of arsonist is he?
A) Sexual Deviants
B) Hero Type
C) Salvager
D) Abnormal Youths
- 18. What do we call the systematic and scientific examination of a fire incident?
A) Fire Research
B) Fire Origin
C) Fire Investigation
D) Crime Scene Investigation
- 19. A fire investigator arrived at a burned warehouse and found scattered burned wood, broken glass, and ashes around the area. What are these materials called?
A) Evidence tags
B) Accelerants
C) Debris
D) Fire barriers
- 20. During a fire investigation, the investigator wore gloves, boots, and coveralls before entering the scene. Why?
A) To protect the investigator and preserve evidence
B) To identify the owner of the building
C) To increase fire intensity
D) To clean the fire scene faster
- 21. The following are an example of products of combustion, EXCEPT?
A) Embers
B) Heat
C) Flame
D) Smoke
- 22. A fire in one room directly touches a wooden door, heating it until it ignites. What is the primary method of heat transfer from the flame to the door surface?
A) Flame contact
B) Convection
C) Conduction
D) Radiation
- 23. Firefighters found multiple points of origin inside a building. What does this indicate?
A) Natural fire spread
B) Electrical overload only
C) Lack of oxygen
D) Intentional fire setting
- 24. Investigators observed V-shaped burn marks on the wall of a room. What do these fire cones help determine?
A) To estimate approximate fire progression
B) To determine the level of fire origin
C) Direction and point of fire origin
D) Weather conditions
- 25. Investigators noticed a strong kerosene odor inside a burned house. What does this suggest?
A) Self-ignition of flammable liquids
B) Possible arson
C) Natural combustion
D) Faulty Wiring
- 26. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Heroism
B) Modus operandi
C) Evidence of intent
D) Corpus delicti
- 27. Burning magnesium shavings in a machine shop produce an intensely bright flame and react violently with water. What class is this fire?
A) Class D
B) Class B
C) Class K
D) Class A
- 28. A church is intentionally set on fire. What is this classified as?
A) Destructive Arson
B) Simple arson
C) Accident
D) Fire Hazzard
- 29. An investigator prepared sketches showing the location of burned furniture and doors. What examination step is this?
A) Process elimination
B) Search systematically
C) Draw diagrams
D) Observe
- 30. A spill of gasoline in a garage ignites and burns rapidly across the floor. What class of fire is this?
A) Class B
B) Class C
C) Class A
D) Class K
- 31. A light bulb near the origin of the fire showed swelling and distortion. What does this indicate?
A) To estimate approximate fire progression
B) Manufacturing defect only
C) To determine the level of fire origin
D) Exposure to intense heat near the origin
- 32. After investigation, authorities could not determine how the fire started due to lack of evidence. What classification best describes the fire?
A) Incendiary Fire
B) Accidental Fire
C) Unknown Fire
D) Natural Fire
- 33. A suspect intentionally burned a store to collect insurance money. What classification of fire is involved?
A) Incendiary Fire
B) Innocent Fire
C) Natural Fire
D) Unknown Fire
- 34. Hot smoke from a ceiling fire in a warehouse gathers under the roof and then moves across the building, igniting combustibles far from the original fire. Which heat transfer process mainly explains this spread?
A) Radiation
B) Conduction
C) Oxidation
D) Convection
- 35. What do we call the entire area affected by a fire incident?
A) Fire Origin
B) Affected area
C) Crime Scene
D) Fire Scene
- 36. Which law in the Philippines is known as the Anti-Arson Law?
A) Presidential Decree No. 1175
B) Presidential Decree No. 1616
C) Presidential Decree No. 1316
D) Presidential Decree No. 1613
- 37. Investigators discovered gasoline poured around a building before the fire started. What type of fire is most likely involved?
A) Natural Fire
B) Unknown Fire
C) Arson
D) Accidental Fire
- 38. A fire set by an offender causes a person to die. What applies?
A) Arson
B) Accident
C) Arson with Homicide
D) Arson with Murder
- 39. A power surge travels through building wiring, causing multiple appliances to burn out and one to ignite. What classification of fire does it imply?
A) Accidental Fire
B) Incendiary Fire
C) Unknown Fire
D) Innocent Fire
- 40. Which two modes of heat transfer explain fire spread through a heated metal pipe and the movement of hot smoke along the ceiling?
A) Convection and oxidation
B) Conduction and Convection
C) Radiation and flame contact
D) Conduction and radiation
- 41. Fire investigators examined the bottoms of tables and chairs inside a burned room. What was the purpose?
A) To estimate approximate fire progression
B) To determine the level of fire origin
C) It may indicate the point of origin
D) Exposure to intense heat near the origin
 - 42. What type of burn/pattern is this?
A) Spalling
B) Alligatoring
C) Line of Demarcation
D) Fusion/Melting
- 43. A person burns buildings without any clear reason or motive. What is this condition called?
A) Hero Type
B) Abnormal Youths
C) Economic Gain
D) Pyromania
- 44. Flames from a burning house ignite a neighboring house across a narrow street even though the flames never physically touch it. Which heat transfer mechanism mainly caused the second structure to ignite?
A) Flame contact
B) Radiation
C) Conduction
D) Convection
- 45. Which extinguishing agent is most suitable for an energized electrical equipment fire while minimizing damage to sensitive equipment?
A) Dry chemical with heavy particulate
B) Water spray for maximum cooling
C) AFFF foam blanket over electronics
D) CO₂ for smothering without residue
- 46. Which phase of fire is the initial stage where combustion begins and the fire is small and confined to the fuel first ignited?
A) Smoldering Phase
B) Free-burning Phase
C) Incipient / Ignition / Beginning Phase
D) Decay Phase
- 47. An investigator carefully examined the fire scene from one area to another in an organized manner. What basic step is being applied?
A) Take Note
B) Check and verify
C) Search systematically
D) Draw diagrams
- 48. An investigator studies the speed at which a fire spread inside a building. What is he determining?
A) Fire origin
B) Fire traces
C) Fire behavior
D) Fire dancing
- 49. An electric clock stopped at 2:15 AM during a fire. Investigators compared this time with the alarm report. Why?
A) To estimate approximate fire progression
B) To determine weather conditions
C) To replace the clock
D) To identify the building owner
 - 50. What type of burn/pattern is this?
A) Depth of Char/Charring
B) Line of Demarcation
C) Spalling
D) Fusion/Melting
- 51. An investigator carefully examined the fire scene from one area to another in an organized manner. What basic step is being applied?
A) Draw diagrams
B) Search systematically
C) Check and verify
D) Take note
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