- 1. Investigators observed unusual burn patterns shaped like liquid spills near the entrance of a building. What may this suggest?
A) Use of flammable liquid accelerants
B) Normal fire spread
C) Water damage only
D) Mechanical malfunction
- 2. An employee burned his workplace because he was angry at his employer. What kind of motive is present?
A) Accident
B) Jealousy
C) Self-defense
D) Grievance
- 3. Investigators identified the room with the heaviest fire damage. Why is this important?
A) It measures smoke odor
B) It may indicate the point of origin
C) It determines property ownership
D) It identifies the oldest room
- 4. What do we call the exact location where the fire started?
A) Starting Point
B) Ignition Point
C) Fire origin
D) Fire Point
- 5. How do multipurpose dry chemical agents (ABC type) primarily interrupt the combustion process?
A) They disrupt the chemical chain reaction in the flame
B) They form a foam blanket separating fuel and air
C) They absorb fuel vapors inside their particles
D) They cool the fuel below its ignition temperature
- 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 A
C) Class C
D) Class D
- 7. A businessman burned his shop to collect insurance benefits. What common motive of arson is shown?
A) Profit by the Perpetrator other than the Insured Person
B) Concealment of Crime
C) Economic Gain
D) Pyromania
- 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) Intensity pattern
C) Movement pattern
D) Electrical pattern
- 9. Which is considered a “fingerprint of fire”?
A) Smoke
B) Fire origin
C) Pattern
D) Burn patterns
- 10. What dangerous event may occur when fresh air suddenly enters a confined space filled with hot, oxygen-deficient gases?
A) Backdraft
B) Heat, Conflagration and explosion
C) Condensation
D) Flashover
- 11. IDENTIFICATION: What do we call these substances that make fire spread faster?
A) Igniters
B) Fluids
C) Flammable
D) Accelerants
- 12. A suspect burned a store because he wanted revenge against the owner. What element of arson is illustrated?
A) Burning
B) Criminal design
C) Corpus delicti
D) Malice
- 13. While examining debris, investigators removed burned materials layer by layer until reaching the floor. Why?
A) To determine the level of fire origin
B) To locate hidden evidence and burn patterns
C) Direction and point of fire origin
D) ○ To determine the level of fire origin
- 14. Before collecting evidence, investigators first photographed the fire scene. Why is this important?
A) To clean the scene faster
B) To estimate property value
C) To interview witnesses
D) To preserve the original condition of evidence
- 15. Deep charring and severe melting were concentrated in one section of the building. What type of pattern does this represent?
A) Intensity pattern
B) Exterior pattern
C) Natural pattern
D) Movement 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) Growth Phase
B) Flashpoint
C) Smoldering Phase
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) Abnormal Youths
B) Salvager
C) Hero Type
D) Sexual Deviants
- 18. What do we call the systematic and scientific examination of a fire incident?
A) Fire Origin
B) Fire Research
C) Crime Scene Investigation
D) Fire 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) Fire barriers
B) Debris
C) Accelerants
D) Evidence tags
- 20. During a fire investigation, the investigator wore gloves, boots, and coveralls before entering the scene. Why?
A) To increase fire intensity
B) To clean the fire scene faster
C) To identify the owner of the building
D) To protect the investigator and preserve evidence
- 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) Convection
B) Flame contact
C) Radiation
D) Conduction
- 23. Firefighters found multiple points of origin inside a building. What does this indicate?
A) Electrical overload only
B) Lack of oxygen
C) Natural fire spread
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 determine the level of fire origin
B) Direction and point of fire origin
C) To estimate approximate fire progression
D) Weather conditions
- 25. Investigators noticed a strong kerosene odor inside a burned house. What does this suggest?
A) Natural combustion
B) Faulty Wiring
C) Possible arson
D) Self-ignition of flammable liquids
- 26. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Heroism
B) Corpus delicti
C) Evidence of intent
D) Modus operandi
- 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) Fire Hazzard
B) Accident
C) Destructive Arson
D) Simple arson
- 29. An investigator prepared sketches showing the location of burned furniture and doors. What examination step is this?
A) Observe
B) Draw diagrams
C) Process elimination
D) Search systematically
- 30. A spill of gasoline in a garage ignites and burns rapidly across the floor. What class of fire is this?
A) Class C
B) Class A
C) Class B
D) Class K
- 31. A light bulb near the origin of the fire showed swelling and distortion. What does this indicate?
A) Exposure to intense heat near the origin
B) To estimate approximate fire progression
C) To determine the level of fire origin
D) Manufacturing defect only
- 32. After investigation, authorities could not determine how the fire started due to lack of evidence. What classification best describes the fire?
A) Accidental Fire
B) Unknown Fire
C) Natural Fire
D) Incendiary Fire
- 33. A suspect intentionally burned a store to collect insurance money. What classification of fire is involved?
A) Natural Fire
B) Incendiary Fire
C) Unknown Fire
D) Innocent 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) Convection
B) Oxidation
C) Conduction
D) Radiation
- 35. What do we call the entire area affected by a fire incident?
A) Affected area
B) Crime Scene
C) Fire Scene
D) Fire Origin
- 36. Which law in the Philippines is known as the Anti-Arson Law?
A) Presidential Decree No. 1616
B) Presidential Decree No. 1175
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) Accidental Fire
C) Unknown Fire
D) Arson
- 38. A fire set by an offender causes a person to die. What applies?
A) Arson
B) Arson with Murder
C) Accident
D) Arson with Homicide
- 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) Incendiary Fire
B) Accidental Fire
C) Innocent Fire
D) Unknown 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) Conduction and radiation
B) Radiation and flame contact
C) Convection and oxidation
D) Conduction and Convection
- 41. Fire investigators examined the bottoms of tables and chairs inside a burned room. What was the purpose?
A) Exposure to intense heat near the origin
B) It may indicate the point of origin
C) To determine the level of fire origin
D) To estimate approximate fire progression
 - 42. What type of burn/pattern is this?
A) Alligatoring
B) Spalling
C) Fusion/Melting
D) Line of Demarcation
- 43. A person burns buildings without any clear reason or motive. What is this condition called?
A) Hero Type
B) Economic Gain
C) Pyromania
D) Abnormal Youths
- 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) Conduction
B) Convection
C) Radiation
D) Flame contact
- 45. Which extinguishing agent is most suitable for an energized electrical equipment fire while minimizing damage to sensitive equipment?
A) CO₂ for smothering without residue
B) AFFF foam blanket over electronics
C) Dry chemical with heavy particulate
D) Water spray for maximum cooling
- 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) Decay Phase
B) Free-burning Phase
C) Incipient / Ignition / Beginning Phase
D) Smoldering 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) Draw diagrams
B) Check and verify
C) Search systematically
D) Take Note
- 48. An investigator studies the speed at which a fire spread inside a building. What is he determining?
A) Fire origin
B) Fire dancing
C) Fire behavior
D) Fire traces
- 49. An electric clock stopped at 2:15 AM during a fire. Investigators compared this time with the alarm report. Why?
A) To determine weather conditions
B) To estimate approximate fire progression
C) To identify the building owner
D) To replace the clock
 - 50. What type of burn/pattern is this?
A) Spalling
B) Fusion/Melting
C) Line of Demarcation
D) Depth of Char/Charring
- 51. 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) Draw diagrams
C) Check and verify
D) Search systematically
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