- 1. Investigators observed unusual burn patterns shaped like liquid spills near the entrance of a building. What may this suggest?
A) Water damage only
B) Mechanical malfunction
C) Use of flammable liquid accelerants
D) Normal fire spread
- 2. An employee burned his workplace because he was angry at his employer. What kind of motive is present?
A) Accident
B) Grievance
C) Self-defense
D) Jealousy
- 3. Investigators identified the room with the heaviest fire damage. Why is this important?
A) It determines property ownership
B) It may indicate the point of origin
C) It measures smoke odor
D) It identifies the oldest room
- 4. What do we call the exact location where the fire started?
A) Fire Point
B) Fire origin
C) Starting Point
D) Ignition 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 C
B) Class A
C) Class D
D) Class B
- 7. A businessman burned his shop to collect insurance benefits. What common motive of arson is shown?
A) Economic Gain
B) Profit by the Perpetrator other than the Insured Person
C) Pyromania
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) Intensity pattern
B) Mechanical pattern
C) Electrical pattern
D) Movement pattern
- 9. Which is considered a “fingerprint of fire”?
A) Fire origin
B) Smoke
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) Heat, Conflagration and explosion
B) Condensation
C) Flashover
D) Backdraft
- 11. IDENTIFICATION: What do we call these substances that make fire spread faster?
A) Accelerants
B) Flammable
C) Fluids
D) Igniters
- 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) Burning
D) Corpus delicti
- 13. While examining debris, investigators removed burned materials layer by layer until reaching the floor. Why?
A) Direction and point of fire origin
B) ○ To determine the level of fire origin
C) To locate hidden evidence and burn patterns
D) To determine the level of fire origin
- 14. Before collecting evidence, investigators first photographed the fire scene. Why is this important?
A) To preserve the original condition of evidence
B) To clean the scene faster
C) To estimate property value
D) To interview witnesses
- 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) Movement pattern
C) Natural pattern
D) Exterior 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) Flashpoint
B) Growth Phase
C) Incipient Phase
D) Smoldering 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 Investigation
B) Fire Origin
C) Fire Research
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) Debris
C) Fire barriers
D) Accelerants
- 20. During a fire investigation, the investigator wore gloves, boots, and coveralls before entering the scene. Why?
A) To identify the owner of the building
B) To increase fire intensity
C) To clean the fire scene faster
D) To protect the investigator and preserve evidence
- 21. The following are an example of products of combustion, EXCEPT?
A) Smoke
B) Flame
C) Heat
D) Embers
- 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) Radiation
B) Conduction
C) Convection
D) Flame contact
- 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) Weather conditions
B) Direction and point of fire origin
C) To estimate approximate fire progression
D) To determine the level of fire origin
- 25. Investigators noticed a strong kerosene odor inside a burned house. What does this suggest?
A) Possible arson
B) Self-ignition of flammable liquids
C) Faulty Wiring
D) Natural combustion
- 26. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Evidence of intent
B) Modus operandi
C) Corpus delicti
D) Heroism
- 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 K
B) Class A
C) Class B
D) Class D
- 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) Observe
B) Search systematically
C) Draw diagrams
D) Process elimination
- 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 B
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) Manufacturing defect only
B) To estimate approximate fire progression
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) Accidental Fire
B) Incendiary 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) Natural Fire
C) Innocent 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) Convection
D) Oxidation
- 35. What do we call the entire area affected by a fire incident?
A) Fire Scene
B) Crime Scene
C) Fire Origin
D) Affected area
- 36. Which law in the Philippines is known as the Anti-Arson Law?
A) Presidential Decree No. 1613
B) Presidential Decree No. 1616
C) Presidential Decree No. 1175
D) Presidential Decree No. 1316
- 37. Investigators discovered gasoline poured around a building before the fire started. What type of fire is most likely involved?
A) Arson
B) Natural Fire
C) Unknown Fire
D) Accidental Fire
- 38. A fire set by an offender causes a person to die. What applies?
A) Arson with Murder
B) Arson
C) Arson with Homicide
D) Accident
- 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) Unknown Fire
B) Accidental Fire
C) Innocent Fire
D) Incendiary 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 radiation
C) Radiation and flame contact
D) Conduction and Convection
- 41. Fire investigators examined the bottoms of tables and chairs inside a burned room. What was the purpose?
A) It may indicate the point of origin
B) Exposure to intense heat near the 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) Abnormal Youths
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) Convection
B) Flame contact
C) Conduction
D) Radiation
- 45. Which extinguishing agent is most suitable for an energized electrical equipment fire while minimizing damage to sensitive equipment?
A) AFFF foam blanket over electronics
B) Water spray for maximum cooling
C) CO₂ for smothering without residue
D) Dry chemical with heavy particulate
- 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) Incipient / Ignition / Beginning Phase
B) Decay Phase
C) Free-burning 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) 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 traces
B) Fire dancing
C) Fire origin
D) Fire behavior
- 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 identify the building owner
C) To replace the clock
D) To determine weather conditions
 - 50. What type of burn/pattern is this?
A) Line of Demarcation
B) Spalling
C) Depth of Char/Charring
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) Search systematically
B) Take note
C) Draw diagrams
D) Check and verify
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