- 1. During a fire investigation, officers identify a material that reacts with oxygen and produces flames. What is this substance called?
A) Fuel
B) Oxygen
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) Free Radicals
C) Pyrolysis
D) Embers
- 3. In a fire safety lecture, the instructor shows a diagram representing oxygen, heat, and fuel. What is this diagram called?
A) Triangle of Fire
B) Fire Tetrahedron
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) Vapor Density
B) Temperature
C) Flashpoint
D) Fire Point
- 5. What is the weight of air?
A) .7
B) 0.01
C) 1.00
D) 1.01
- 6. The following are an example of products of combustion except:?
A) Heat
B) Embers
C) Flame
D) Smoke
- 7. This type of combustion is ignited or took form of embers, what is this?
A) Surface or Smoldering Combustion
B) Flaming Combustion
C) Gas-phased Combustion
D) Glowing 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) Fire
B) Inhibition
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) 78% of Nitrogen
B) 21% normal oxygen
C) 1% of other gases
D) 78% Hydrogen gas
- 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) Endothermic reaction
C) Vaporization
D) Condensation
- 11. In flaming mode, how hot the temperature can go?
A) 1,000-1,500 degrees Celsius
B) 400-600 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) Oxygen
B) Combustion
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) Endothermic reaction
B) Oxidation
C) Specific gravity
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) Fuel
B) Oxygen
C) Free Radicals
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) Smoke
C) Oxygen
D) Carbon Dioxide
A) Transmission of heat through an object or conductor
B) Transmission of heat through moving liquids
C) Transmission of heat through space only
D) Transmission of heat through explosions
- 17. According to Felipe G. Montojo (2006), which stage of fire shows no visible smoke, flame, or sufficient heat?
A) Flame Stage
B) Heat or Explosion Stage
C) Smoldering Stage
D) Incipient 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 by moving currents of liquid or gas
B) Air or space
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) 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 Radiation
B) Convection and radiation
C) Conduction and convection
D) Conduction and Flame Contact
- 23. Radiation can cause another flammable object to ignite through:
A) Air or space
B) Transmission of heat by moving currents of liquid or gas
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) Vaporization
C) Exothermic reaction
D) Condensation
- 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) Decay Phase
B) Free-Burning Phase
C) Incipient / Ignition / Beginning Phase
D) Smoldering Phase
- 26. What is ROLLOVER or FLAMEOVER?
A) Ignition of unburned gases in the smoke layer near the ceiling
B) Sudden cooling of fire
C) Burning of only solid materials
D) Sudden ignition of all combustible materials in a compartment
- 27. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Heat, Conflagration, or Explosion Stage
B) Flame stage
C) Incipient Stage
D) Smoldering Stage
- 28. In which stage are flames noticeable and smoke decreases as heat increases?
A) Decay Stage
B) Smoke Stage
C) Flame Stage
D) Incipient Stage
A) Transmission of heat through explosions
B) Transmission of heat through an object or conductor
C) Transmission of heat through moving liquids
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 and convection
B) Flame Contact and Conduction
C) Flame contact Only
D) Flame Contact and radiation
- 31. What are the recommended agents to extinguish Class A Fires?
A) Water Only
B) Foam, Dry Chemical, CO2
C) Dry Chemical, CO2
D) Water, Foam, Dry Chemical
- 32. What law repealed Presidential Decree No. 1185?
A) Republic Act No. 9514
B) Republic Act No. 1613
C) Republic Act No. 10175
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) Separation
B) Inhibition
C) Smothering
D) Cooling
- 35. Why is water dangerous to use on Class C fires?
A) It creates strong odors
B) It changes the color of flames
C) It may cause electrical shock
D) It increases smoke
- 36. What method of fire extinguishment removes the fuel source?
A) Separation
B) Smothering
C) Cooling
D) Inhibition
- 37. The following are examples of Extinguishing agents, except?
A) Oxygen
B) Co2
C) Dry Chemical
D) Water
- 38. A sign reading "WARNING: THIS BUILDING IS A FIRE HAZARD" is posted. Why?
A) Closure due to violation
B) Firetrap
C) Non-compliance with fire safety
D) Abatement of hazard
- 39. Fire Personnels conduct Fire Drill and symposium to educate residents. What principle ist this?
A) Fire Prevention
B) Fire Hazard
C) Fire Control
D) Fire Protection
- 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 A
B) Class C
C) Class B
D) Class D
- 43. What is the best general cooling agent for firefighting purposes?
A) Carbon dioxide
B) Sand
C) Water
D) Foam
- 44. Smothering, Cooling and Separation is an example of?
A) Fire Protection
B) Fire Suppression
C) Fire Prevention
D) Fire Hazard
- 45. Cooling is commonly used on what type of fire?
A) Class A
B) Class D
C) Class C
D) Class K
- 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) Incipient Phase
B) Smoldering Phase
C) Growth Phase
D) Flashpoint
- 47. 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
- 48. A fire set by an offender causes a person to die.
What applies?
A) Accident
B) Arson with Murder
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) Evidence of intent
C) Heroism
D) Corpus Delicti
- 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 estimate approximate fire progression
B) Exposure to intense heat near the origin
C) It may indicate the point of origin
D) To determine the level of fire 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) Flame contact
C) Radiation
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) Intensity pattern
B) Electrical 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) Self-defense
B) Accident
C) Grievance
D) Jealousy
- 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 B
C) Class A
D) Class D
- 56. 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) Free-burning Stage
D) Boiling Point
- 57. Firefighters found multiple points of origin inside a building. What does this indicate?
A) Electrical overload only
B) Natural fire spread
C) Intentional fire setting
D) Lack of oxygen
- 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) Unknown Fire
C) Arson
D) Natural fire
- 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 behavior
B) Fire dancing
C) Fire origin
D) Fire Traces
- 61. A man burns his neighbor's house out of anger.
What crime is committed?
A) Theft
B) Negligence OF Fire Hazard
C) Burning of Property
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) Convection
C) Conduction
D) Radiation
- 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 Triangle Theory
C) Fire Tetrahedron
D) Triangle Fire 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) Possible point of entry
C) Natural fire spread
D) Fire suppression activity
- 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) Conduction
C) Radiation
D) Convection
- 66. 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) COâ‚‚ for smothering without residue
C) Dry chemical with heavy particulate
D) Water spray for maximum cooling
- 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) Burning
B) Motive
C) Malice
D) Intent
- 68. During a fire investigation, the investigator wore gloves, boots, and coveralls before entering the scene. Why?
A) To increase fire intensity
B) To identify the owner of the building
C) To clean the fire scene faster
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 replace the clock
B) To identify the building owner
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) Possible arson
B) Faulty Wiring
C) Self-ignition of flammable liquids
D) Natural combustion
- 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) Conduction and convection
D) Radiation and flame contact
- 72. Which must first be proven in arson investigation?
A) A fire actually occurred
B) The suspect confessed
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) Evaluation
D) Alarm notice
- 74. A suspect intentionally burned a store to collect insurance money. What classification of fire is involved?
A) Incendiary fire
B) Innocent fire
C) Unknown Fire
D) fire Natural
- 75. A suspect burned a store because he wanted revenge against the owner. What element of arson is illustrated?
A) Burning
B) Corpus Delicti
C) Criminal design
D) Malice
- 76. The following are an example of products of combustion, EXCEPT?
A) Embers
B) Flame
C) Smoke
D) Heat
- 77. Which firefighting tactic helps reduce the danger of backdraft before entry is made?
A) Vertical Ventilation
B) Exhaust fan
C) Horizontal Ventilation
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 estimate fire duration and point of origin
C) To determine ownership of the sofa
D) To identify building materials
- 79. The following terminology are used in the Fire Code, EXCEPT:
A) Abatement
B) Fulminate
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) 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. 1613
B) Presidential Decree No. 1175
C) Presidential Decree No. 1316
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) Exterior
B) Interior
C) Debris
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) Accidental Fire
B) Natural fire
C) Home 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) 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) 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 determines property ownership
B) It may indicate the point of origin
C) It identifies the oldest room
D) It measures smoke odor
- 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) Innocent Fire
B) Unknown Fire
C) Accidental 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) Accidental fire
C) Unknown fire
D) Natural 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 - purely accidental cause
B) Flame Fire
C) Accidental fire - electrical accident
D) Intentional Fire
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