- 1. During a fire investigation, officers identify a material that reacts with oxygen and produces flames. What is this substance called?
A) Oxygen
B) Fuel
C) Heat
D) Smoke
- 2. It refers to the chemical process whereby fire consumes the most solid part of the fuel, what is it?
A) Combustible Vapors
B) Embers
C) Free Radicals
D) Pyrolysis
- 3. In a fire safety lecture, the instructor shows a diagram representing oxygen, heat, and fuel. What is this diagram called?
A) Fire Triangle Theory
B) Fire Tetrahedron
C) Triangle of Fire
D) Tetrahedron of Fire
- 4. A liquid gives off vapors that ignite momentarily when exposed to flame but do not sustain burning.
What temperature condition does this describe?
A) Flashpoint
B) Fire Point
C) Vapor Density
D) Temperature
- 5. What is the weight of air?
A) 1.01
B) .7
C) 1.00
D) 0.01
- 6. The following are an example of products of combustion except:?
A) Flame
B) Embers
C) Heat
D) Smoke
- 7. This type of combustion is ignited or took form of embers, what is this?
A) Glowing Combustion
B) Surface or Smoldering Combustion
C) Gas-phased Combustion
D) Flaming Combustion
- 8. A fire starts when a match is struck and reacts quickly with the air. What do you call this rapid chemical reaction?
A) Inhibition
B) Fire
C) Chemical Reactivity
D) Chemical Reaction
- 9. In a classroom discussion about air composition, which of the following is NOT a correct component of air?
A) 21% normal oxygen
B) 78% of Nitrogen
C) 78% Hydrogen gas
D) 1% of other gases
- 10. During a fire, heat is released continuously, allowing the fire to spread to nearby materials. Which chemical property explains this release of heat?
A) Exothermic reaction
B) Condensation
C) Vaporization
D) Endothermic reaction
- 11. In flaming mode, how hot the temperature can go?
A) 38-100 degrees Celsius
B) 1,000-1,500 degrees Celsius
C) 400-600 degrees Celsius
D) 1,000-1,125 degrees Celsius
- 12. A firefighter feels the warmth coming from the burning materials during a fire. What form of energy is being experienced that can be measured by temperature?
A) Oxygen
B) Heat
C) Combustion
D) Fuel
- 13. Fire occurs when a fuel chemically reacts with oxygen, producing heat What chemical process is responsible for this reaction?
A) Oxidation
B) Vapor Density
C) Specific gravity
D) Endothermic reaction
- 14. While studying fire behavior, a student lists the elements needed for fire. Which of the following is
NOT an element of fire?
A) Free Radicals
B) Fuel
C) Heat
D) Oxygen
- 15. During a fire investigation, the officer identifies a gas in the air that supports burning and has no color or smell. What gas is this?
A) Oxygen
B) Smoke
C) Carbon Dioxide
D) Free Radicals
A) Transmission of heat through an object or conductor
B) Transmission of heat through moving liquids
C) Transmission of heat through explosions
D) Transmission of heat through space only
- 17. According to Felipe G. Montojo (2006), which stage of fire shows no visible smoke, flame, or sufficient heat?
A) Smoldering Stage
B) Incipient Stage
C) Flame Stage
D) Heat or Explosion Stage
- 18. Which stage is considered out of control once reached?
A) Heat/Conflagration/Explosion Stage
B) Incipient Stage
C) Smoke Stage
D) Ignition Stage
A) Sudden ignition of all combustible materials in a compartment
B) Ignition of smoke outside the building
C) A slow-burning fire without flames
D) Extinguishment of fire by lack of oxygen
A) Transmission of heat through direct flames only
B) Transmission of heat through solid objects
C) Air or space
D) Transmission of heat by moving currents of liquid or gas
- 21. Which phase of fire is the initial stage where combustion begins and the fire is small and confined to the fuel first ignited?
A) Free-Burning Phase
B) Decay Phase
C) Incipient / Ignition / Beginning Phase
D) Smoldering Phase
- 22. 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 convection
B) Conduction and Flame Contact
C) Conduction and Radiation
D) Convection and radiation
- 23. Radiation can cause another flammable object to ignite through:
A) Transmission of heat by moving currents of liquid or gas
B) Air or space
C) Transmission of heat through direct flames only
D) Transmission of heat through solid objects
- 24. During a fire, heat is released continuously, allowing the fire to spread to nearby materials. Which chemical property explains this release of heat?
A) Endothermic reaction
B) Condensation
C) Vaporization
D) Exothermic reaction
- 25. 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) Decay Phase
C) Incipient / Ignition / Beginning Phase
D) Free-Burning Phase
- 26. What is ROLLOVER or FLAMEOVER?
A) Sudden ignition of all combustible materials in a compartment
B) Sudden cooling of fire
C) Burning of only solid materials
D) Ignition of unburned gases in the smoke layer near the ceiling
- 27. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Incipient Stage
B) Flame stage
C) Heat, Conflagration, or Explosion Stage
D) Smoldering Stage
- 28. In which stage are flames noticeable and smoke decreases as heat increases?
A) Incipient Stage
B) Flame Stage
C) Decay Stage
D) Smoke Stage
A) Transmission of heat through an object or conductor
B) Transmission of heat through space only
C) Transmission of heat through explosions
D) Transmission of heat through moving liquids
- 30. Which two modes of heat transfer explain fire spread through the conatct of the gas lamp to the curtain and due to the exothermic reaction of the fire?
A) Flame contact Only
B) Flame Contact and Conduction
C) Flame Contact and convection
D) Flame Contact and radiation
- 31. What are the recommended agents to extinguish Class A Fires?
A) Water, Foam, Dry Chemical
B) Foam, Dry Chemical, CO2
C) Water Only
D) Dry Chemical, CO2
- 32. What law repealed Presidential Decree No. 1185?
A) Republic Act No. 1613
B) Republic Act No. 9514
C) Republic Act No. 10175
D) Republic Act No. 9003
- 33. Which extinguishing agents are commonly used for smothering?
A) Water and sand
B) Dry leaves and soil
C) Steam and gasoline
D) CO2 and AFFF
- 34. Which method works by interrupting the chemical reaction of fire?
A) Cooling
B) Separation
C) Smothering
D) Inhibition
- 35. Why is water dangerous to use on Class C fires?
A) It increases smoke
B) It changes the color of flames
C) It creates strong odors
D) It may cause electrical shock
- 36. What method of fire extinguishment removes the fuel source?
A) Smothering
B) Inhibition
C) Separation
D) Cooling
- 37. The following are examples of Extinguishing agents, except?
A) Co2
B) Water
C) Dry Chemical
D) Oxygen
- 38. A sign reading "WARNING: THIS BUILDING IS A FIRE HAZARD" is posted. Why?
A) Non-compliance with fire safety
B) Closure due to violation
C) Firetrap
D) Abatement of hazard
- 39. Fire Personnels conduct Fire Drill and symposium to educate residents. What principle ist this?
A) Fire Hazard
B) Fire Prevention
C) Fire Control
D) Fire Protection
- 40. What method of extinguishment removes oxygen from the fuel?
A) Smothering
B) Separation
C) Cooling
D) Inhibition
- 41. Which method of fire extinguishment uses heat absorption?
A) Inhibition
B) Separation
C) Smothering
D) Cooling
- 42. Fires involving gasoline, oils, and petroleum products are classified as:
A) Class C
B) Class D
C) Class B
D) Class A
- 43. What is the best general cooling agent for firefighting purposes?
A) Foam
B) Carbon dioxide
C) Sand
D) Water
- 44. Smothering, Cooling and Separation is an example of?
A) Fire Suppression
B) Fire Prevention
C) Fire Hazard
D) Fire Protection
- 45. Cooling is commonly used on what type of fire?
A) Class K
B) Class A
C) Class C
D) Class D
- 46. 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) Incipient Phase
D) Smoldering Phase
- 47. What do we call the systematic and scientific examination of a fire incident?
A) Fire Origin
B) Crime Scene Investigation
C) Fire Research
D) Fire Investigation
- 48. A fire set by an offender causes a person to die.
What applies?
A) Arson with Homicide
B) Arson
C) Accident
D) Arson with Murder
- 49. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Evidence of intent
B) Corpus Delicti
C) Modus Operandi
D) Heroism
- 50. The BFP finds a fire hazard and issues a notice to fix it within 10-15 days. What is this action called?
A) Notice of Closure
B) Evacuation order
C) Notice to Comply
D) Abatement
- 51. 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) To estimate approximate fire progression
C) To determine the level of fire origin
D) It may indicate the point of origin
- 52. Fire in a metal exhaust duct in one room heats the metal, and the heat travels along the duct, igniting insulation in another room without flames passing through. Which heat transfer mode is responsible?
A) Conduction
B) Radiation
C) Flame contact
D) Convection
- 53. Investigators noticed that flames and smoke spread upward from one corner of a room. What type of fire pattern is this?
A) Electrical pattern
B) Mechanical pattern
C) Movement pattern
D) Intensity pattern
- 54. An employee burned his workplace because he was angry at his employer. What kind of motive is present?
A) Self-defense
B) Accident
C) Jealousy
D) Grievance
- 55. A stack of wooden pallets and cardboard boxes in a warehouse catches fire. By fuel, what class is this?
A) Class D
B) Class A
C) Class C
D) Class B
- 56. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Free-burning Stage
B) Boiling Point
C) Heat, Conflagration, or Explosion Stage
D) Smoldering Stage
- 57. Firefighters found multiple points of origin inside a building. What does this indicate?
A) Intentional fire setting
B) Natural fire spread
C) Lack of oxygen
D) Electrical overload only
- 58. A worker accidentally started a fire while using welding equipment in a factory. What type of fire cause is involved?
A) Accidental fire
B) Natural fire
C) Unknown Fire
D) Arson
- 59. Investigators discovered gasoline poured around a building before the fire started. What type of fire is most likely involved?
A) Accidental Fire
B) Natural Fire
C) Unknown fire
D) Arson
- 60. 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 Traces
D) Fire behavior
- 61. A man burns his neighbor's house out of anger.
What crime is committed?
A) Arson
B) Negligence OF Fire Hazard
C) Theft
D) Burning of Property
- 62. 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) Radiation
B) Convection
C) Flame contact
D) Conduction
- 63. In a fire safety lecture, the instructor shows a diagram representing oxygen, heat, and fuel. What is this diagram called?
A) Triangle Fire Theory
B) Fire Tetrahedron
C) Tetrahedron of Fire
D) Fire Triangle Theory
- 64. While examining the exterior of a burned house, investigators found footprints near a broken window. What may this indicate?
A) Natural fire spread
B) Electrical malfunction
C) Fire suppression activity
D) Possible point of entry
- 65. 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) Convection
C) Conduction
D) Flame contact
- 66. 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) COâ‚‚ for smothering without residue
D) AFFF foam blanket over electronics
- 67. A fire investigator discovered that the fibers of a wooden wall were decomposed and changed after a fire incident. Which element of arson is present?
A) Intent
B) Burning
C) Motive
D) Malice
- 68. 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 clean the fire scene faster
C) To protect the investigator and preserve evidence
D) To increase fire intensity
- 69. An electric clock stopped at 2:15 AM during a fire. Investigators compared this time with the alarm report. Why?
A) To identify the building owner
B) To replace the clock
C) To estimate approximate fire progression
D) To determine weather conditions
- 70. 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
- 71. 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
- 72. Which must first be proven in arson investigation?
A) The suspect confessed
B) A fire actually occurred
C) Insurance was claimed
D) There is a solid motive behind the act
- 73. A building owner is given time to correct a violation after inspection. What is issued?
A) Order to Comply
B) FSIC
C) Alarm notice
D) Evaluation
- 74. A suspect intentionally burned a store to collect insurance money. What classification of fire is involved?
A) Incendiary fire
B) fire Natural
C) Innocent fire
D) Unknown Fire
- 75. A suspect burned a store because he wanted revenge against the owner. What element of arson is illustrated?
A) Malice
B) Burning
C) Criminal design
D) Corpus Delicti
- 76. The following are an example of products of combustion, EXCEPT?
A) Smoke
B) Heat
C) Embers
D) Flame
- 77. Which firefighting tactic helps reduce the danger of backdraft before entry is made?
A) Horizontal Ventilation
B) Exhaust fan
C) Fan
D) Vertical Ventilation
- 78. During interior examination, investigators checked the depth of wood char near a burned sofa. Why?
A) To determine ownership of the sofa
B) To identify building materials
C) To extinguish remaining flames
D) To estimate fire duration and point of origin
- 79. The following terminology are used in the Fire Code, EXCEPT:
A) Fulminate
B) Abatement
C) Distillation
D) Arson
- 80. While examining debris, investigators removed burned materials layer by layer until reaching the floor. Why?
A) To determine the level of fire origin
B) Direction and point of fire origin
C) To estimate approximate fire progression
D) To locate hidden evidence and burn patterns
- 81. Which law in the Philippines is known as the Anti-Arson Law?
A) Presidential Decree No. 1616
B) Presidential Decree No. 1613
C) Presidential Decree No. 1175
D) Presidential Decree No. 1316
- 82. During a fire scene examination, investigators carefully sifted through the burned remains of furniture and roofing materials to locate evidence. What were they examining?
A) Interior
B) Debris
C) Exterior
D) Furnishing
- 83. During a thunderstorm, lightning strikes a tree beside a wooden house, and the house catches fire. How should this fire be classified based on cause?
A) Natural fire
B) Electrical fire
C) Accidental Fire
D) Home fire
- 84. Before collecting evidence, investigators first photographed the fire scene. Why is this important?
A) To preserve the original condition of evidence
B) To estimate property value
C) To clean the scene faster
D) To interview witnesses
- 85. Investigators observed unusual burn patterns shaped like liquid spills near the entrance of a building. What may this suggest?
A) Normal fire spread
B) Water damage only
C) Use of flammable liquid accelerants
D) Mechanical malfunction
- 86. Fire investigators classified a fire caused by faulty wiring as what type of fire?
A) Unknown Fire
B) Innocent fire
C) Incendiary fire
D) Natural fire
- 87. The fact that a crime has been committed is called:
A) Prima Facie
B) Corpus Delicti
C) Criminal Intent
D) Modus Operandi
- 88. 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
- 89. Which is considered a "fingerprint of fire"?
A) Smoke
B) Pattern
C) Fire Origin
D) Burn patterns
- 90. 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) Innocent Fire
C) Incendiary Fire
D) Accidental Fire
- 91. During a thunderstorm, a warehouse caught fire after being struck by lightning. What type of fire cause is this?
A) Arson
B) Accidental fire
C) Natural fire
D) Unknown fire
- 92. An overloaded extension cord under a carpet overheats and ignites the carpet. How is this fire best classified based on cause?
A) Accidental fire - electrical accident
B) Accidental fire - purely accidental cause
C) Intentional Fire
D) Flame Fire
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