- 1. During a fire investigation, officers identify a material that reacts with oxygen and produces flames. What is this substance called?
A) Oxygen
B) Smoke
C) Heat
D) Fuel
- 2. It refers to the chemical process whereby fire consumes the most solid part of the fuel, what is it?
A) Embers
B) Free Radicals
C) Combustible Vapors
D) Pyrolysis
- 3. In a fire safety lecture, the instructor shows a diagram representing oxygen, heat, and fuel. What is this diagram called?
A) Tetrahedron of Fire
B) Fire Triangle Theory
C) Triangle of Fire
D) Fire Tetrahedron
- 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) Fire Point
B) Vapor Density
C) Temperature
D) Flashpoint
- 5. What is the weight of air?
A) 1.00
B) .7
C) 1.01
D) 0.01
- 6. The following are an example of products of combustion except:?
A) Heat
B) Flame
C) Embers
D) Smoke
- 7. This type of combustion is ignited or took form of embers, what is this?
A) Flaming Combustion
B) Surface or Smoldering Combustion
C) Glowing Combustion
D) Gas-phased 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) Chemical Reactivity
C) Fire
D) Chemical Reaction
- 9. In a classroom discussion about air composition, which of the following is NOT a correct component of air?
A) 78% of Nitrogen
B) 78% Hydrogen gas
C) 21% normal oxygen
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) Condensation
B) Vaporization
C) Endothermic reaction
D) Exothermic reaction
- 11. In flaming mode, how hot the temperature can go?
A) 1,000-1,500 degrees Celsius
B) 38-100 degrees Celsius
C) 1,000-1,125 degrees Celsius
D) 400-600 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) Fuel
B) Combustion
C) Oxygen
D) Heat
- 13. Fire occurs when a fuel chemically reacts with oxygen, producing heat What chemical process is responsible for this reaction?
A) Oxidation
B) Specific gravity
C) Endothermic reaction
D) Vapor Density
- 14. While studying fire behavior, a student lists the elements needed for fire. Which of the following is
NOT an element of fire?
A) Oxygen
B) Free Radicals
C) Fuel
D) Heat
- 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) Free Radicals
B) Oxygen
C) Carbon Dioxide
D) Smoke
A) Transmission of heat through explosions
B) Transmission of heat through moving liquids
C) Transmission of heat through space only
D) Transmission of heat through an object or conductor
- 17. According to Felipe G. Montojo (2006), which stage of fire shows no visible smoke, flame, or sufficient heat?
A) Flame Stage
B) Incipient Stage
C) Smoldering Stage
D) Heat or Explosion Stage
- 18. Which stage is considered out of control once reached?
A) Heat/Conflagration/Explosion Stage
B) Ignition Stage
C) Smoke Stage
D) Incipient Stage
A) A slow-burning fire without flames
B) Ignition of smoke outside the building
C) Sudden ignition of all combustible materials in a compartment
D) Extinguishment of fire by lack of oxygen
A) Air or space
B) Transmission of heat by moving currents of liquid or gas
C) Transmission of heat through solid objects
D) Transmission of heat through direct flames only
- 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) Decay Phase
B) Free-Burning 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 Radiation
B) Conduction and convection
C) Conduction and Flame Contact
D) Convection and radiation
- 23. Radiation can cause another flammable object to ignite through:
A) Air or space
B) Transmission of heat through solid objects
C) Transmission of heat by moving currents of liquid or gas
D) Transmission of heat through direct flames only
- 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) Vaporization
B) Exothermic reaction
C) Condensation
D) Endothermic 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 cooling of fire
B) Ignition of unburned gases in the smoke layer near the ceiling
C) Sudden ignition of all combustible materials in a compartment
D) Burning of only solid materials
- 27. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Smoldering Stage
B) Flame stage
C) Incipient Stage
D) Heat, Conflagration, or Explosion Stage
- 28. In which stage are flames noticeable and smoke decreases as heat increases?
A) Smoke Stage
B) Incipient Stage
C) Flame Stage
D) Decay Stage
A) Transmission of heat through explosions
B) Transmission of heat through moving liquids
C) Transmission of heat through an object or conductor
D) Transmission of heat through space only
- 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 convection
C) Flame Contact and Conduction
D) Flame Contact and radiation
- 31. What are the recommended agents to extinguish Class A Fires?
A) Water Only
B) Dry Chemical, CO2
C) Water, Foam, Dry Chemical
D) Foam, Dry Chemical, CO2
- 32. What law repealed Presidential Decree No. 1185?
A) Republic Act No. 10175
B) Republic Act No. 1613
C) Republic Act No. 9514
D) Republic Act No. 9003
- 33. Which extinguishing agents are commonly used for smothering?
A) CO2 and AFFF
B) Steam and gasoline
C) Dry leaves and soil
D) Water and sand
- 34. Which method works by interrupting the chemical reaction of fire?
A) Smothering
B) Inhibition
C) Cooling
D) Separation
- 35. Why is water dangerous to use on Class C fires?
A) It changes the color of flames
B) It may cause electrical shock
C) It creates strong odors
D) It increases smoke
- 36. What method of fire extinguishment removes the fuel source?
A) Inhibition
B) Smothering
C) Cooling
D) Separation
- 37. The following are examples of Extinguishing agents, except?
A) Co2
B) Oxygen
C) Dry Chemical
D) Water
- 38. A sign reading "WARNING: THIS BUILDING IS A FIRE HAZARD" is posted. Why?
A) Abatement of hazard
B) Closure due to violation
C) Non-compliance with fire safety
D) Firetrap
- 39. Fire Personnels conduct Fire Drill and symposium to educate residents. What principle ist this?
A) Fire Hazard
B) Fire Protection
C) Fire Prevention
D) Fire Control
- 40. What method of extinguishment removes oxygen from the fuel?
A) Cooling
B) Inhibition
C) Separation
D) Smothering
- 41. Which method of fire extinguishment uses heat absorption?
A) Smothering
B) Cooling
C) Separation
D) Inhibition
- 42. Fires involving gasoline, oils, and petroleum products are classified as:
A) Class C
B) Class B
C) Class A
D) Class D
- 43. What is the best general cooling agent for firefighting purposes?
A) Water
B) Carbon dioxide
C) Foam
D) Sand
- 44. Smothering, Cooling and Separation is an example of?
A) Fire Protection
B) Fire Prevention
C) Fire Hazard
D) Fire Suppression
- 45. Cooling is commonly used on what type of fire?
A) Class C
B) Class A
C) Class K
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) Smoldering Phase
B) Growth Phase
C) Incipient Phase
D) Flashpoint
- 47. What do we call the systematic and scientific examination of a fire incident?
A) Fire Origin
B) Fire Investigation
C) Crime Scene Investigation
D) Fire Research
- 48. A fire set by an offender causes a person to die.
What applies?
A) Arson with Murder
B) Accident
C) Arson with Homicide
D) Arson
- 49. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Modus Operandi
B) Corpus Delicti
C) Evidence of intent
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) Evacuation order
B) Abatement
C) Notice of Closure
D) Notice to Comply
- 51. Fire investigators examined the bottoms of tables and chairs inside a burned room. What was the purpose?
A) To determine the level of fire origin
B) It may indicate the point of origin
C) To estimate approximate fire progression
D) Exposure to intense heat near the 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) Convection
B) Radiation
C) Flame contact
D) Conduction
- 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) Intensity pattern
C) Movement pattern
D) Mechanical pattern
- 54. An employee burned his workplace because he was angry at his employer. What kind of motive is present?
A) Grievance
B) Jealousy
C) Self-defense
D) Accident
- 55. 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 C
D) Class A
- 56. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Boiling Point
B) Smoldering Stage
C) Heat, Conflagration, or Explosion Stage
D) Free-burning Stage
- 57. Firefighters found multiple points of origin inside a building. What does this indicate?
A) Electrical overload only
B) Natural fire spread
C) Lack of oxygen
D) Intentional fire setting
- 58. A worker accidentally started a fire while using welding equipment in a factory. What type of fire cause is involved?
A) Unknown Fire
B) Natural fire
C) Accidental fire
D) Arson
- 59. Investigators discovered gasoline poured around a building before the fire started. What type of fire is most likely involved?
A) Unknown fire
B) Arson
C) Natural Fire
D) Accidental Fire
- 60. 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 behavior
D) Fire origin
- 61. A man burns his neighbor's house out of anger.
What crime is committed?
A) Arson
B) Burning of Property
C) Negligence OF Fire Hazard
D) Theft
- 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) Flame contact
C) Convection
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) Fire Triangle Theory
D) Tetrahedron of Fire
- 64. While examining the exterior of a burned house, investigators found footprints near a broken window. What may this indicate?
A) Fire suppression activity
B) Electrical malfunction
C) Natural fire spread
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) Convection
B) Radiation
C) Flame contact
D) Conduction
- 66. Which extinguishing agent is most suitable for an energized electrical equipment fire while minimizing damage to sensitive equipment?
A) COâ‚‚ for smothering without residue
B) Water spray for maximum cooling
C) Dry chemical with heavy particulate
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) Malice
C) Motive
D) Burning
- 68. During a fire investigation, the investigator wore gloves, boots, and coveralls before entering the scene. Why?
A) To clean the fire scene faster
B) To increase fire intensity
C) To identify the owner of the building
D) To protect the investigator and preserve evidence
- 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 determine weather conditions
D) To estimate approximate fire progression
- 70. Investigators noticed a strong kerosene odor inside a burned house. What does this suggest?
A) Natural combustion
B) Self-ignition of flammable liquids
C) Possible arson
D) Faulty Wiring
- 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) Conduction and convection
C) Convection and oxidation
D) Radiation and flame contact
- 72. Which must first be proven in arson investigation?
A) A fire actually occurred
B) Insurance was claimed
C) The suspect confessed
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) FSIC
B) Alarm notice
C) Evaluation
D) Order to Comply
- 74. A suspect intentionally burned a store to collect insurance money. What classification of fire is involved?
A) Incendiary fire
B) Innocent fire
C) fire Natural
D) Unknown Fire
- 75. A suspect burned a store because he wanted revenge against the owner. What element of arson is illustrated?
A) Corpus Delicti
B) Burning
C) Malice
D) Criminal design
- 76. The following are an example of products of combustion, EXCEPT?
A) Heat
B) Embers
C) Flame
D) Smoke
- 77. Which firefighting tactic helps reduce the danger of backdraft before entry is made?
A) Vertical Ventilation
B) Fan
C) Exhaust fan
D) Horizontal Ventilation
- 78. During interior examination, investigators checked the depth of wood char near a burned sofa. Why?
A) To identify building materials
B) To estimate fire duration and point of origin
C) To determine ownership of the sofa
D) To extinguish remaining flames
- 79. The following terminology are used in the Fire Code, EXCEPT:
A) Fulminate
B) Arson
C) Abatement
D) Distillation
- 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) To estimate approximate fire progression
C) Direction and point of fire origin
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. 1316
B) Presidential Decree No. 1613
C) Presidential Decree No. 1175
D) Presidential Decree No. 1616
- 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) Electrical fire
B) Accidental Fire
C) Home fire
D) Natural 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 interview witnesses
C) To clean the scene faster
D) To estimate property value
- 85. Investigators observed unusual burn patterns shaped like liquid spills near the entrance of a building. What may this suggest?
A) Mechanical malfunction
B) Normal fire spread
C) Water damage only
D) Use of flammable liquid accelerants
- 86. Fire investigators classified a fire caused by faulty wiring as what type of fire?
A) Unknown Fire
B) Innocent fire
C) Natural fire
D) Incendiary fire
- 87. The fact that a crime has been committed is called:
A) Criminal Intent
B) Corpus Delicti
C) Prima Facie
D) Modus Operandi
- 88. Investigators identified the room with the heaviest fire damage. Why is this important?
A) It may indicate the point of origin
B) It measures smoke odor
C) It determines property ownership
D) It identifies the oldest room
- 89. Which is considered a "fingerprint of fire"?
A) Fire Origin
B) Smoke
C) Pattern
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) Accidental Fire
B) Unknown Fire
C) Innocent Fire
D) Incendiary Fire
- 91. During a thunderstorm, a warehouse caught fire after being struck by lightning. What type of fire cause is this?
A) Arson
B) Unknown fire
C) Natural fire
D) Accidental 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) Flame Fire
D) Intentional Fire
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