- 1. During a fire investigation, officers identify a material that reacts with oxygen and produces flames. What is this substance called?
A) Oxygen
B) Heat
C) Fuel
D) Smoke
- 2. It refers to the chemical process whereby fire consumes the most solid part of the fuel, what is it?
A) Pyrolysis
B) Combustible Vapors
C) Embers
D) Free Radicals
- 3. In a fire safety lecture, the instructor shows a diagram representing oxygen, heat, and fuel. What is this diagram called?
A) Fire Tetrahedron
B) Triangle of Fire
C) Fire Triangle Theory
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) Vapor Density
C) Temperature
D) Fire Point
- 5. What is the weight of air?
A) 1.00
B) 0.01
C) 1.01
D) .7
- 6. The following are an example of products of combustion except:?
A) Smoke
B) Flame
C) Embers
D) Heat
- 7. This type of combustion is ignited or took form of embers, what is this?
A) Glowing Combustion
B) Gas-phased Combustion
C) Surface or Smoldering 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) Chemical Reaction
B) Chemical Reactivity
C) Fire
D) Inhibition
- 9. In a classroom discussion about air composition, which of the following is NOT a correct component of air?
A) 78% of Nitrogen
B) 21% normal oxygen
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) Endothermic reaction
D) Vaporization
- 11. In flaming mode, how hot the temperature can go?
A) 400-600 degrees Celsius
B) 1,000-1,500 degrees Celsius
C) 1,000-1,125 degrees Celsius
D) 38-100 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) Combustion
B) Oxygen
C) Heat
D) Fuel
- 13. Fire occurs when a fuel chemically reacts with oxygen, producing heat What chemical process is responsible for this reaction?
A) Vapor Density
B) Endothermic reaction
C) Specific gravity
D) Oxidation
- 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) Oxygen
C) Heat
D) Fuel
- 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) Smoke
B) Oxygen
C) Carbon Dioxide
D) Free Radicals
A) Transmission of heat through moving liquids
B) Transmission of heat through explosions
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) Smoldering Stage
C) Heat or Explosion Stage
D) Incipient Stage
- 18. Which stage is considered out of control once reached?
A) Ignition Stage
B) Incipient Stage
C) Heat/Conflagration/Explosion Stage
D) Smoke Stage
A) Sudden ignition of all combustible materials in a compartment
B) A slow-burning fire without flames
C) Extinguishment of fire by lack of oxygen
D) Ignition of smoke outside the building
A) Air or space
B) Transmission of heat through solid objects
C) Transmission of heat through direct flames only
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) Decay Phase
B) Smoldering Phase
C) Free-Burning Phase
D) Incipient / Ignition / Beginning 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 Radiation
C) Convection and radiation
D) Conduction and Flame Contact
- 23. Radiation can cause another flammable object to ignite through:
A) Transmission of heat by moving currents of liquid or gas
B) Transmission of heat through direct flames only
C) Air or space
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) Exothermic reaction
B) Endothermic reaction
C) Condensation
D) Vaporization
- 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) Burning of only solid materials
B) Ignition of unburned gases in the smoke layer near the ceiling
C) Sudden ignition of all combustible materials in a compartment
D) Sudden cooling of fire
- 27. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Smoldering Stage
B) Heat, Conflagration, or Explosion Stage
C) Incipient Stage
D) Flame stage
- 28. In which stage are flames noticeable and smoke decreases as heat increases?
A) Decay Stage
B) Incipient Stage
C) Smoke Stage
D) Flame Stage
A) Transmission of heat through an object or conductor
B) Transmission of heat through space only
C) Transmission of heat through moving liquids
D) Transmission of heat through explosions
- 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 and convection
B) Flame Contact and radiation
C) Flame contact Only
D) Flame Contact and Conduction
- 31. What are the recommended agents to extinguish Class A Fires?
A) Water Only
B) Water, Foam, Dry Chemical
C) Dry Chemical, CO2
D) Foam, Dry Chemical, CO2
- 32. What law repealed Presidential Decree No. 1185?
A) Republic Act No. 9003
B) Republic Act No. 10175
C) Republic Act No. 9514
D) Republic Act No. 1613
- 33. Which extinguishing agents are commonly used for smothering?
A) CO2 and AFFF
B) Water and sand
C) Steam and gasoline
D) Dry leaves and soil
- 34. Which method works by interrupting the chemical reaction of fire?
A) Separation
B) Smothering
C) Cooling
D) Inhibition
- 35. Why is water dangerous to use on Class C fires?
A) It changes the color of flames
B) It creates strong odors
C) It may cause electrical shock
D) It increases smoke
- 36. What method of fire extinguishment removes the fuel source?
A) Smothering
B) Separation
C) Inhibition
D) Cooling
- 37. The following are examples of Extinguishing agents, except?
A) Oxygen
B) Co2
C) Water
D) Dry Chemical
- 38. A sign reading "WARNING: THIS BUILDING IS A FIRE HAZARD" is posted. Why?
A) Abatement of hazard
B) Non-compliance with fire safety
C) Firetrap
D) Closure due to violation
- 39. Fire Personnels conduct Fire Drill and symposium to educate residents. What principle ist this?
A) Fire Control
B) Fire Prevention
C) Fire Hazard
D) Fire Protection
- 40. What method of extinguishment removes oxygen from the fuel?
A) Inhibition
B) Cooling
C) Smothering
D) Separation
- 41. Which method of fire extinguishment uses heat absorption?
A) Cooling
B) Separation
C) Inhibition
D) Smothering
- 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) Water
B) Sand
C) Foam
D) Carbon dioxide
- 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 D
B) Class C
C) Class K
D) Class A
- 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) Flashpoint
D) Incipient Phase
- 47. 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
- 48. 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
- 49. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Modus Operandi
B) Heroism
C) Corpus Delicti
D) Evidence of intent
- 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 to Comply
B) Evacuation order
C) Abatement
D) Notice of Closure
- 51. Fire investigators examined the bottoms of tables and chairs inside a burned room. What was the purpose?
A) To estimate approximate fire progression
B) Exposure to intense heat near the origin
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) Radiation
B) Flame contact
C) Convection
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) Mechanical pattern
B) Movement pattern
C) Intensity pattern
D) Electrical pattern
- 54. An employee burned his workplace because he was angry at his employer. What kind of motive is present?
A) Self-defense
B) Jealousy
C) Grievance
D) Accident
- 55. A stack of wooden pallets and cardboard boxes in a warehouse catches fire. By fuel, what class is this?
A) Class C
B) Class D
C) Class B
D) Class A
- 56. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Smoldering Stage
B) Free-burning Stage
C) Boiling Point
D) Heat, Conflagration, or Explosion 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) Arson
C) Natural fire
D) Unknown Fire
- 59. 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
- 60. An investigator studies the speed at which a fire spread inside a building. What is he determining?
A) Fire origin
B) Fire behavior
C) Fire Traces
D) Fire dancing
- 61. A man burns his neighbor's house out of anger.
What crime is committed?
A) Negligence OF Fire Hazard
B) Burning of Property
C) Theft
D) Arson
- 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) Flame contact
B) Conduction
C) Radiation
D) Convection
- 63. 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 Tetrahedron
C) Triangle Fire Theory
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) Electrical malfunction
B) Fire suppression activity
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) Flame contact
B) Radiation
C) Conduction
D) Convection
- 66. Which extinguishing agent is most suitable for an energized electrical equipment fire while minimizing damage to sensitive equipment?
A) Water spray for maximum cooling
B) Dry chemical with heavy particulate
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) Motive
B) Malice
C) Burning
D) Intent
- 68. 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 clean the fire scene faster
C) To increase fire intensity
D) To identify the owner of the building
- 69. An electric clock stopped at 2:15 AM during a fire. Investigators compared this time with the alarm report. Why?
A) To replace the clock
B) To estimate approximate fire progression
C) To identify the building owner
D) To determine weather conditions
- 70. Investigators noticed a strong kerosene odor inside a burned house. What does this suggest?
A) Faulty Wiring
B) Natural combustion
C) Self-ignition of flammable liquids
D) Possible arson
- 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) Convection and oxidation
C) Radiation and flame contact
D) Conduction and convection
- 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) Alarm notice
B) Evaluation
C) Order to Comply
D) FSIC
- 74. A suspect intentionally burned a store to collect insurance money. What classification of fire is involved?
A) Unknown Fire
B) Innocent fire
C) fire Natural
D) Incendiary fire
- 75. 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
- 76. The following are an example of products of combustion, EXCEPT?
A) Heat
B) Flame
C) Embers
D) Smoke
- 77. Which firefighting tactic helps reduce the danger of backdraft before entry is made?
A) Horizontal Ventilation
B) Vertical Ventilation
C) Exhaust fan
D) Fan
- 78. During interior examination, investigators checked the depth of wood char near a burned sofa. Why?
A) To extinguish remaining flames
B) To identify building materials
C) To determine ownership of the sofa
D) To estimate fire duration and point of origin
- 79. The following terminology are used in the Fire Code, EXCEPT:
A) Abatement
B) Arson
C) Fulminate
D) Distillation
- 80. While examining debris, investigators removed burned materials layer by layer until reaching the floor. Why?
A) To estimate approximate fire progression
B) Direction and point of fire origin
C) To determine the level 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. 1613
B) Presidential Decree No. 1316
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) Debris
B) Exterior
C) Interior
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) Home fire
B) Natural fire
C) Accidental Fire
D) Electrical fire
- 84. Before collecting evidence, investigators first photographed the fire scene. Why is this important?
A) To interview witnesses
B) To clean the scene faster
C) To preserve the original condition of evidence
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) Use of flammable liquid accelerants
C) Water damage only
D) Normal fire spread
- 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) Criminal Intent
B) Corpus Delicti
C) Modus Operandi
D) Prima Facie
- 88. Investigators identified the room with the heaviest fire damage. Why is this important?
A) It measures smoke odor
B) It identifies the oldest room
C) It may indicate the point of origin
D) It determines property ownership
- 89. Which is considered a "fingerprint of fire"?
A) Smoke
B) Pattern
C) Burn patterns
D) Fire Origin
- 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) Incendiary Fire
C) Innocent Fire
D) Unknown Fire
- 91. During a thunderstorm, a warehouse caught fire after being struck by lightning. What type of fire cause is this?
A) Natural fire
B) Arson
C) Unknown 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) Flame Fire
B) Accidental fire - purely accidental cause
C) Intentional Fire
D) Accidental fire - electrical accident
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