- 1. During a fire investigation, officers identify a material that reacts with oxygen and produces flames. What is this substance called?
A) Smoke
B) Heat
C) Fuel
D) Oxygen
- 2. It refers to the chemical process whereby fire consumes the most solid part of the fuel, what is it?
A) Combustible Vapors
B) Pyrolysis
C) Free Radicals
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 Triangle Theory
C) Fire Tetrahedron
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) Temperature
B) Vapor Density
C) Fire Point
D) Flashpoint
- 5. What is the weight of air?
A) 1.01
B) 0.01
C) 1.00
D) .7
- 6. The following are an example of products of combustion except:?
A) Embers
B) Heat
C) Smoke
D) Flame
- 7. This type of combustion is ignited or took form of embers, what is this?
A) Gas-phased Combustion
B) Glowing 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) Inhibition
C) Fire
D) Chemical Reactivity
- 9. In a classroom discussion about air composition, which of the following is NOT a correct component of air?
A) 1% of other gases
B) 78% Hydrogen gas
C) 21% normal oxygen
D) 78% of Nitrogen
- 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) Endothermic reaction
B) Exothermic reaction
C) Vaporization
D) Condensation
- 11. In flaming mode, how hot the temperature can go?
A) 400-600 degrees Celsius
B) 38-100 degrees Celsius
C) 1,000-1,125 degrees Celsius
D) 1,000-1,500 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) Heat
B) Combustion
C) Fuel
D) Oxygen
- 13. Fire occurs when a fuel chemically reacts with oxygen, producing heat What chemical process is responsible for this reaction?
A) Specific gravity
B) Vapor Density
C) Endothermic reaction
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) Oxygen
B) Heat
C) Free Radicals
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) Oxygen
B) Free Radicals
C) Smoke
D) Carbon Dioxide
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
- 17. According to Felipe G. Montojo (2006), which stage of fire shows no visible smoke, flame, or sufficient heat?
A) Heat or Explosion Stage
B) Smoldering Stage
C) Flame Stage
D) Incipient Stage
- 18. Which stage is considered out of control once reached?
A) Heat/Conflagration/Explosion Stage
B) Incipient Stage
C) Ignition Stage
D) Smoke Stage
A) A slow-burning fire without flames
B) Sudden ignition of all combustible materials in a compartment
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) Free-Burning Phase
B) Incipient / Ignition / Beginning Phase
C) Smoldering Phase
D) Decay 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 through direct flames only
B) Air or space
C) Transmission of heat by moving currents of liquid or gas
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) Vaporization
B) Condensation
C) Endothermic reaction
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) Decay Phase
B) Free-Burning Phase
C) Smoldering Phase
D) Incipient / Ignition / Beginning Phase
- 26. What is ROLLOVER or FLAMEOVER?
A) Ignition of unburned gases in the smoke layer near the ceiling
B) Sudden ignition of all combustible materials in a compartment
C) Sudden cooling of fire
D) Burning of only solid materials
- 27. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Incipient Stage
B) Heat, Conflagration, or Explosion Stage
C) Smoldering Stage
D) Flame stage
- 28. In which stage are flames noticeable and smoke decreases as heat increases?
A) Decay Stage
B) Flame Stage
C) Smoke Stage
D) Incipient Stage
A) Transmission of heat through moving liquids
B) Transmission of heat through explosions
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) Dry Chemical, CO2
B) Water, Foam, Dry Chemical
C) Water Only
D) Foam, Dry Chemical, CO2
- 32. What law repealed Presidential Decree No. 1185?
A) Republic Act No. 9514
B) Republic Act No. 10175
C) Republic Act No. 9003
D) Republic Act No. 1613
- 33. Which extinguishing agents are commonly used for smothering?
A) Water and sand
B) CO2 and AFFF
C) Steam and gasoline
D) Dry leaves and soil
- 34. Which method works by interrupting the chemical reaction of fire?
A) Inhibition
B) Smothering
C) Cooling
D) Separation
- 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 increases smoke
D) It may cause electrical shock
- 36. What method of fire extinguishment removes the fuel source?
A) Separation
B) Smothering
C) Inhibition
D) Cooling
- 37. The following are examples of Extinguishing agents, except?
A) Co2
B) Oxygen
C) Water
D) Dry Chemical
- 38. A sign reading "WARNING: THIS BUILDING IS A FIRE HAZARD" is posted. Why?
A) Non-compliance with fire safety
B) Firetrap
C) Abatement of hazard
D) Closure due to violation
- 39. Fire Personnels conduct Fire Drill and symposium to educate residents. What principle ist this?
A) Fire Protection
B) Fire Control
C) Fire Hazard
D) Fire Prevention
- 40. What method of extinguishment removes oxygen from the fuel?
A) Smothering
B) Cooling
C) Separation
D) Inhibition
- 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 A
C) Class D
D) Class B
- 43. What is the best general cooling agent for firefighting purposes?
A) Foam
B) Carbon dioxide
C) Water
D) Sand
- 44. Smothering, Cooling and Separation is an example of?
A) Fire Prevention
B) Fire Protection
C) Fire Suppression
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) Flashpoint
B) Incipient Phase
C) Growth Phase
D) Smoldering Phase
- 47. What do we call the systematic and scientific examination of a fire incident?
A) Fire Origin
B) Fire Investigation
C) Fire Research
D) Crime Scene Investigation
- 48. A fire set by an offender causes a person to die.
What applies?
A) Arson with Homicide
B) Arson with Murder
C) Accident
D) Arson
- 49. Before the fire started, the owner secretly removed expensive appliances from the building. What may this indicate?
A) Heroism
B) Corpus Delicti
C) Modus Operandi
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) Evacuation order
B) Notice of Closure
C) Abatement
D) Notice to Comply
- 51. 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) To determine the level of fire origin
C) Exposure to intense heat near the origin
D) To estimate approximate fire progression
- 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) Flame contact
B) Conduction
C) Convection
D) Radiation
- 53. Investigators noticed that flames and smoke spread upward from one corner of a room. What type of fire pattern is this?
A) Movement pattern
B) Mechanical 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) Grievance
C) Jealousy
D) Accident
- 55. A stack of wooden pallets and cardboard boxes in a warehouse catches fire. By fuel, what class is this?
A) Class A
B) Class B
C) Class D
D) Class C
- 56. Which stage of fire is considered out of control and may involve conflagration or explosion?
A) Free-burning Stage
B) Smoldering Stage
C) Heat, Conflagration, or Explosion Stage
D) Boiling Point
- 57. Firefighters found multiple points of origin inside a building. What does this indicate?
A) Electrical overload only
B) Lack of oxygen
C) Intentional fire setting
D) Natural fire spread
- 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) Natural Fire
B) Unknown fire
C) Arson
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 origin
C) Fire dancing
D) Fire behavior
- 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) Arson
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) Convection
C) Conduction
D) Flame contact
- 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) Natural fire spread
C) Electrical malfunction
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) Convection
C) Conduction
D) Radiation
- 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) AFFF foam blanket over electronics
D) CO₂ for smothering without residue
- 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) Malice
B) Motive
C) Intent
D) Burning
- 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 increase fire intensity
C) To protect the investigator and preserve evidence
D) To clean the fire scene faster
- 69. 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 replace the clock
C) To determine weather conditions
D) To identify the building owner
- 70. Investigators noticed a strong kerosene odor inside a burned house. What does this suggest?
A) Faulty Wiring
B) Possible arson
C) Natural combustion
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) Convection and oxidation
B) Radiation and flame contact
C) Conduction and radiation
D) Conduction and convection
- 72. Which must first be proven in arson investigation?
A) There is a solid motive behind the act
B) The suspect confessed
C) Insurance was claimed
D) A fire actually occurred
- 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) Innocent fire
B) fire Natural
C) Incendiary fire
D) Unknown Fire
- 75. A suspect burned a store because he wanted revenge against the owner. What element of arson is illustrated?
A) Burning
B) Criminal design
C) Corpus Delicti
D) Malice
- 76. The following are an example of products of combustion, EXCEPT?
A) Embers
B) Smoke
C) Heat
D) Flame
- 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 identify building materials
C) To estimate fire duration and point of origin
D) To determine ownership of the sofa
- 79. The following terminology are used in the Fire Code, EXCEPT:
A) Fulminate
B) Arson
C) Distillation
D) Abatement
- 80. While examining debris, investigators removed burned materials layer by layer until reaching the floor. Why?
A) To locate hidden evidence and burn patterns
B) Direction and point of fire origin
C) To determine the level of fire origin
D) To estimate approximate fire progression
- 81. Which law in the Philippines is known as the Anti-Arson Law?
A) Presidential Decree No. 1316
B) Presidential Decree No. 1175
C) Presidential Decree No. 1613
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) Accidental Fire
B) Home fire
C) Natural fire
D) Electrical fire
- 84. Before collecting evidence, investigators first photographed the fire scene. Why is this important?
A) To clean the scene faster
B) To interview witnesses
C) To estimate property value
D) To preserve the original condition of evidence
- 85. 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
- 86. Fire investigators classified a fire caused by faulty wiring as what type of fire?
A) Innocent fire
B) Natural fire
C) Incendiary fire
D) Unknown 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 determines property ownership
B) It identifies the oldest room
C) It measures smoke odor
D) It may indicate the point of origin
- 89. Which is considered a "fingerprint of fire"?
A) Fire Origin
B) Pattern
C) Smoke
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) Incendiary Fire
C) Unknown 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) Natural fire
B) Unknown fire
C) Accidental fire
D) Arson
- 92. An overloaded extension cord under a carpet overheats and ignites the carpet. How is this fire best classified based on cause?
A) Intentional Fire
B) Flame Fire
C) Accidental fire - purely accidental cause
D) Accidental fire - electrical accident
- 93. Heavy, pressurized dark smoke pushes through wall cracks in a locked room. What phenomenon threatens firefighters if they open the door without venting?
A) Rollover
B) None of these
C) Flashover
D) Backdraft
- 94. A building inspector finds the main exit doors swinging inward instead of outward. What document should the BFP issue first?
A) Abatement Order
B) Closure Order
C) Notice to Comply
D) FSIC
- 95. Deep, shiny alligatoring is found concentrated near the floor of a burned living room. What does this indicate?
A) Roof origin
B) Point of origin
C) Chemical treatment
D) Lightning strike
- 96. What must be established to prove the corpus delicti in an arson case?
A) Owner's debts
B) Fact of fire and criminal intent/agency
C) Insurance policy value
D) Eyewitness statement
- 97. When sketching a fire scene using triangulation, measurements must be taken from:
A) Two permanent, fixed reference points
B) Paces from the door
C) The room center
D) Temporary furniture
- 98. When investigating a fire scene, how should investigators process the area?
A) From most damage to least damage
B) Randomly inward
C) From roof to basement
D) From least burn damage toward greatest burn damage
- 99. What does a smooth, round, shiny arc bead on a copper wire typically indicate?
A) Primary arcing fault as the fire cause
B) Chemical corrosion
C) Mechanical cutting
D) Secondary arcing from external fire heat
- 100. An investigator finds a burnt floorboard with a distinct, elongated trail pattern that smells strongly of kerosene. What is this physical evidence called?
A) Plant
B) Accelerant
C) V-pattern
D) Trailer
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