ThatQuiz Test Library Take this test now
CDI-5
Contributed by: delos santos
  • 1. The Fire Triangle illustrates that fire cannot exist without all three elements. Which combination correctly represents the Fire Triangle?
A) Fuel, Oxygen, Heat
B) Fuel, Oxygen, Chemical Chain Reaction
C) Heat, Smoke, Flame
D) Oxygen, Flame, Ignition
  • 2. The Fire Tetrahedron adds one more element to the Fire Triangle. What does this additional element represent?
A) Fuel expansion
B) Chemical chain reaction
C) Smoke production
D) Heat radiation
  • 3. Which of the following BEST describes “products of combustion”?
A) Substances produced as a result of burning
B) Materials that resist burning
C) Materials used to ignite fire
D) Chemicals used to extinguish fire
  • 4. Smoke, heat, and toxic gases released during burning are examples of:
A) Combustion by-products
B) Thermal energy
C) Fire hazards
D) Fire extinguishing agents
  • 5. Friction, electricity, and chemical reaction are examples of what?
A) Flame types
B) Sources of heat energy
C) Products of fire spread
D) Forms of oxygen
  • 6. Which source of heat energy occurs when two objects rub together and produce heat?
A) Electrical heat
B) Chemical heat
C) Solar heat
D) Mechanical heat
  • 7. Heat transfer by direct physical contact between molecules is known as:
A) Convection
B) Expansion
C) Radiation
D) Conduction
  • 8. Which method of heat transfer is responsible for the upward movement of hot gases and smoke during a fire?
A) Reflection
B) Radiation
C) Conduction
D) Convection
  • 9. During which stage of fire development does the fire rapidly grow and heat build up, eventually leading to possible flashover?
A) Fully developed stage
B) Incipient stage
C) Decay stage
D) Growth stage
  • 10. The final stage of fire development, characterized by a drop in fuel or oxygen and reduced flame activity, is the:
A) Fully developed stage
B) Growth stage
C) Ignition stage
D) Decay stage
  • 11. A kitchen fire starts when oil on a pan overheats and ignites. Which element of the Fire Triangle was the FIRST to increase, causing the ignition?
A) Oxygen
B) Heat
C) Fuel
D) Chemical chain reaction
  • 12. A firefighter removes burning materials from a room to stop the fire from spreading. Which part of the Fire Triangle is being eliminated?
A) Chemical chain reaction
B) Heat
C) Fuel
D) Oxygen
  • 13. When a chemical fire continues to burn even after removing heat and fuel, which element of the Fire Tetrahedron is sustaining the fire?
A) Oxygen
B) Water vapor
C) Chemical chain reaction
D) Carbon dioxide
  • 14. firefighter enters a smoke-filled room and notices reduced visibility and strong toxic fumes. Which product of combustion is causing the MOST danger in this scenario?
A) Light
B) Toxic gases
C) Steam
D) Heat
  • 15. A wooden building ignites due to a lightning strike during a storm. Which source of heat energy triggered the fire?
A) Electrical heat
B) Chemical heat
C) Solar heat
D) Mechanical heat
  • 16. A steel beam heats up because it is directly touching a burning wooden wall. Which method of heat transfer is responsible?
A) Conduction
B) Radiation
C) Reflection
D) Convection
  • 17. Thick, black smoke rapidly fills the upper portion of a room and begins to push downward as temperature rises. Which method of heat transfer explains this movement?
A) Conduction
B) Convection
C) Refractive heating
D) Radiation
  • 18. A fire investigator concludes that sunlight passing through a broken glass window concentrated heat onto a rug, causing ignition. Which heat source is being applied here?
A) Chemical
B) Electrical
C) Mechanical
D) Solar
  • 19. A fire suddenly engulfs an entire room after heat builds up and gases reach ignition temperature. Which stage of fire development is demonstrated?
A) Flashover leading to fully developed stage
B) Fully developed
C) Growth
D) Incipient
  • 20. After firefighters knock down most of the flames, the fire weakens because combustible materials are consumed. Which stage of fire development is the fire entering?
A) Growth stage
B) Fully developed stage
C) Incipient stage
D) Decay stage
  • 21. A Class A fire involves which type of material?
A) Flammable liquids
B) Combustible metals
C) Electrical equipment
D) Ordinary combustibles like wood and cloth
  • 22. A fire involving gasoline and oil is classified as:
A) Class C
B) Class B
C) Class A
D) Class D
  • 23. What type of fire extinguisher is MOST appropriate for an electrical fire?
A) CO₂ or dry chemical extinguisher
B) Water extinguisher
C) Wet chemical extinguisher
D) Foam extinguisher
  • 24. Which fire extinguishing method works by lowering the temperature below ignition point?
A) Cooling
B) Starvation
C) Smothering
D) Inhibiting chemical chain reaction
  • 25. Removing combustible materials from a burning area is an example of which extinguishing method?
A) Chemical inhibition
B) Smothering
C) Cooling
D) Starvation
  • 26. The BEST method to extinguish a Class K (kitchen) fire caused by hot cooking oil is:
A) Use a CO₂ extinguisher
B) Lower the room temperature
C) Smother with a lid or use wet chemical extinguisher
D) Pour water directly
  • 27. Fire prevention primarily focuses on:
A) Suppressing flames as quickly as possible
B) Investigating causes of existing fires
C) Educating the public and eliminating hazards before ignition
D) Responding to fires that have already started
  • 28. Fire suppression refers to:
A) Investigating the fire’s cause
B) Training firefighters
C) Stopping fires from starting
D) Controlling and extinguishing active fires
  • 29. Which phase of firefighting includes exposure protection and preventing the fire from spreading?
A) Confinement phase
B) Overhaul phase
C) Rescue phase
D) Mop-up phase
  • 30. After the main fire is extinguished, firefighters check for hidden embers and remaining hotspots. This activity is part of the:
A) Size-up phase
B) Initial attack phase
C) Rescue phase
D) Overhaul phase
  • 31. Which fire class involves combustible solids like wood, cloth, and paper?
A) Class A
B) Class D
C) Class B
D) Class C
  • 32. What is the most appropriate extinguishing method for Class A fires?
A) Using dry powder
B) Cooling with water
C) Smothering with foam
D) Using CO₂
  • 33. Which fire class involves flammable liquids such as gasoline, oil, or paint?
A) Class C
B) Class K
C) Class B
D) Class D
  • 34. Which extinguishing agent is recommended for electrical (Class C) fires?
A) CO₂ or dry chemical powder
B) Water extinguisher
C) Sand
D) Wet chemical agent
  • 35. Which method of extinguishing fire works by removing oxygen from the fire triangle?
A) Radiation
B) Cooling
C) Smothering
D) Starvation
  • 36. Which of the following is the BEST example of fire prevention?
A) Removing burning materials
B) Using foam to stop fire growth
C) Closing doors to slow fire spread
D) Performing regular maintenance on electrical systems
  • 37. What is the FIRST phase of firefighting?
A) Size-up
B) Overhaul
C) Salvage
D) Suppression
  • 38. During which phase of firefighting do firefighters primarily work to extinguish the fire and stop its spread?
A) Suppression
B) Overhaul
C) Control
D) Salvage
  • 39. The phase in which firefighters search for hidden embers and prevent rekindling is called:
A) Overhaul
B) Size-up
C) Control
D) Salvage
  • 40. Which action is part of fire control rather than fire prevention?
A) Properly storing flammable liquids
B) Installing smoke detectors
C) Educating the public about fire hazards
D) Confine the fire to its area of origin
  • 41. Which of the following is an example of active fire protection?
A) Fire-resistant walls
B) Fire-stopping materials
C) Fire doors
D) Fire sprinkler system
  • 42. Which device detects smoke particles in the air using a light beam?
A) Heat detector
B) Photoelectric smoke detector
C) Ionization detector
D) CO detector
  • 43. Which of the following is considered passive fire protection?
A) Fire-rated walls and ceilings
B) Fire extinguishers
C) Automatic sprinklers
D) Fire alarm systems
  • 44. What type of detector activates when the temperature reaches a set level?
A) Smoke detector
B) Carbon monoxide detector
C) Flame detector
D) Heat detector
  • 45. Which fire suppression system uses water as its primary extinguishing agent?
A) Dry chemical system
B) FM-200 system
C) Water sprinkler system
D) CO₂ system
  • 46. Which component alerts building occupants during a fire emergency?
A) Alarm sounder or bell
B) Manual pull station
C) Control panel
D) Heat detector
  • 47. The main function of a flame detector is to detect:
A) Visible or infrared light from flames
B) Smoke particles
C) Carbon monoxide levels
D) Rising temperature
  • 48. Which system must be manually activated by a person?
A) Manual pull station
B) Automatic sprinkler
C) Fire pump
D) Smoke detector
  • 49. Fire doors are classified as what type of fire protection?
A) Detection system
B) Passive
C) Special protection
D) Active
  • 50. Which fire suppression agent is best for protecting sensitive electronic equipment?
A) CO₂
B) FM-200
C) Water
D) Sand
  • 51. Which device sends signals to the fire alarm control panel once smoke or heat is detected?
A) Sprinkler head
B) Automatic detector
C) Fire hose reel
D) Fire vent
  • 52. A fire alarm control panel is considered:
A) Detection equipment
B) Notification appliance
C) System control center
D) Passive fire component
  • 53. Which of the following is not an active fire protection system?
A) Fire hose reel
B) Fire-resistant flooring
C) Fire alarm
D) Smoke detector
  • 54. Which type of suppression system releases fine mist to cool and smother the fire?
A) CO₂ system
B) Dry chemical system
C) Water mist system
D) Wet pipe sprinkler
  • 55. The purpose of passive fire protection is to:
A) Notify building occupants
B) Suppress fire automatically
C) Detect fire early
D) Contain fire and prevent spread
  • 56. Which system activates only after a sprinkler head’s glass bulb bursts?
A) Wet pipe sprinkler system
B) CO₂ flooding system
C) Dry pipe system
D) Deluge system
  • 57. What component is used to manually signal a fire emergency?
A) Fire damper
B) Smoke barrier
C) Manual call point
D) Fire extinguisher bracket
  • 58. Fire dampers installed in air ducts are an example of:
A) Active suppression
B) Alarm notification
C) Active fire detection
D) Passive fire protection
  • 59. A device that sounds an alarm when smoke levels exceed a threshold is a:
A) Fire hose
B) Smoke detector
C) Fire hydrant
D) Ventilation damper
  • 60. Which equipment actively releases an extinguishing agent to control fire?
A) Fire-rated doors
B) Fire-resistant walls
C) Fire sprinkler
D) Fire partitions
  • 61. Which law governs the penal provisions for arson that replaced Article 320 of the Revised Penal Code?
A) PD 1613
B) RA 9262
C) PD 1602
D) RA 9851
  • 62. Under PD 1613, which is considered simple arson?
A) Burning a school building
B) Burning a warehouse used as storage for goods
C) Burning a government office
D) Burning an inhabited house
  • 63. Which of the following constitutes destructive arson under PD 1613?
A) Burning a public building or government-owned structure
B) Burning a pile of garbage
C) Burning one’s own belongings inside a private room
D) Burning an uninhabited hut
  • 64. What is the essential element of arson under PD 1613?
A) The property is damaged due to negligence
B) Intentional and malicious burning of property
C) Burning occurred due to natural causes
D) The fire was caused by accident
  • 65. Under PD 1613, which of the following acts does NOT constitute arson?
A) Burning grass in an empty lot accidentally
B) Deliberately burning crops belonging to another
C) Setting fire to a building used for business
D) Burning a neighbor’s vehicle out of revenge
  • 66. What is the penalty for destructive arson under PD 1613?
A) Reclusion perpetua to death
B) Reclusion temporal
C) Arresto mayor
D) Fine only
  • 67. Which scenario qualifies as arson “committed by means of explosion” under PD 1613?
A) A person uses a bomb to set a building on fire
B) A fire starts because of faulty electrical wiring
C) A person accidentally drops gasoline near a flame
D) Fire spreads naturally due to strong wind
  • 68. Under PD 1613, burning a building that is inhabited or used as a dwelling is classified as:
A) Destructive arson
B) Simple arson
C) Accidental burning
D) Negligent arson
  • 69. Which act constitutes attempted arson under PD 1613?
A) The suspect successfully burns a house
B) The suspect reports a fake fire
C) The suspect prepares gasoline but takes no action
D) The suspect lights a match and places it on property but fire fails to spread
  • 70. Under PD 1613, which is a qualifying circumstance that increases criminal liability for arson?
A) Arson committed accidentally
B) Arson committed to conceal another crime
C) Fire caused by lightning
D) Arson committed on an empty field
  • 71. A man intentionally burns his own warehouse to collect insurance. The fire spreads and destroys his neighbor’s store. What crime is he liable for under PD 1613?
A) Destructive arson
B) No crime, since it was his own property
C) Arson with intent to defraud
D) Simple arson
  • 72. A tenant sets fire to the apartment unit he is renting due to anger at the landlord. The apartment contains multiple dwellers. What type of arson applies?
A) Attempted arson
B) Destructive arson
C) Simple arson
D) Accidental arson
  • 73. A farmer burns his own rice field intentionally. The act is contained to his property only. What crime, if any, did he commit?
A) Destructive arson
B) No arson
C) Malicious mischief
D) Simple arson
  • 74. A person pours gasoline on a neighbor’s car and lights it on fire. The car is parked in an open garage attached to the house. What is the most appropriate classification?
A) Malicious burning
B) Destructive arson
C) Simple arson
D) Attempted arson
  • 75. A suspect lights a cloth soaked in gasoline and places it inside a store at night, but the fire dies out before spreading. What crime is committed?
A) Attempted arson
B) Simple arson
C) No crime
D) Destructive arson
  • 76. A student accidentally knocks over a candle that burns part of a classroom wall. What crime applies under PD 1613?
A) Accidental fire (no arson)
B) Simple arson
C) Reckless imprudence resulting in damage
D) Destructive arson
  • 77. A man burns a public market stall to destroy evidence after stealing valuables. Which qualifies this act under PD 1613?
A) Destructive arson
B) Simple arson
C) Arson with a qualifying circumstance
D) Accidental burning
  • 78. A factory owner purposely sets fire to a storage building containing toxic chemicals, causing danger to nearby residents. How is this classified?
A) Simple arson
B) Destructive arson
C) Malicious mischief
D) Attempted arson
  • 79. A child throws a lit match inside an uninhabited abandoned house as a prank, causing it to burn down. What is the legal implication?
A) Destructive arson
B) Simple arson because the structure is not inhabited
C) No arson since the building is abandoned
D) Attempted arson
  • 80. A person sets fire to a church using gasoline. No one is inside, but the building is severely damaged. How is this evaluated under PD 1613?
A) Accidental arson
B) Simple arson
C) Attempted arson
D) Destructive arson
  • 81. When arriving at a fire scene, what is the first step in evaluating it?
A) Interview witnesses before observing the scene
B) Conduct a systematic scene survey
C) Start extinguishing the fire immediately
D) Remove debris to access the fire origin
  • 82. A char pattern on a wooden floor forms a V-shape pointing toward a wall. What does this indicate?
A) Fire started on the ceiling
B) Fire was caused by electrical fault
C) Fire originated near the wall
D) Fire moved randomly
  • 83. Deep charring on the floor and furniture in one room suggests what about the fire?
A) The fire burned slowly
B) The fire started elsewhere
C) The fire was electrical
D) That room is likely the point of origin
  • 84. Which type of evidence is MOST important for determining the cause of a fire?
A) Newspaper articles
B) Burn patterns
C) Witness statements only
D) Firefighter reports only
  • 85. A room shows heavy charring near an outlet. What is the likely cause of fire?
A) Electrical malfunction
B) Cooking accident
C) Arson
D) Lightning strike
  • 86. If multiple small V-shaped patterns are found pointing toward one spot on the floor, this usually indicates:
A) Fire started from multiple points (possible arson)
B) Fire was accidental
C) Fire started from a single point
D) Fire moved randomly
  • 87. Heavy smoke staining on walls near the ceiling helps investigators determine:
A) The exact cause of the fire
B) Who caused the fire
C) The time the fire started
D) The spread and direction of fire
  • 88. Alligatoring of wood surfaces (cracks in char resembling alligator skin) indicates:
A) Water was applied early
B) Fire started recently
C) Fire was caused by chemicals
D) The intensity and duration of burning
  • 89. Which observation suggests the fire may have been intentionally set?
A) Uniform burn throughout the room
B) Fire confined to kitchen appliances
C) Single area of deep charring
D) Multiple points of origin
  • 90. Burn patterns that show “inverted cones” or holes in the ceiling usually indicate:
A) Fire involved accelerants
B) Fire was electrical
C) Fire burned slowly
D) Fire started on the floor
  • 91. At a fire scene, investigators notice that a single room is almost completely charred while adjacent rooms are lightly damaged. What does this suggest?
A) The fire started on the roof
B) The fire was accidental
C) The heavily charred room is likely the point of origin
D) The fire originated in the adjacent rooms
  • 92. A V-shaped burn pattern on a wooden wall points toward a corner. What can be inferred?
A) Fire was caused by natural causes
B) Fire likely originated at that corner
C) Fire moved away from the corner
D) Fire originated on the ceiling
  • 93. Investigators find multiple deep charring points in different areas of a room. What conclusion is most reasonable?
A) Fire may have been intentionally set (possible arson)
B) Fire was caused by lightning
C) Fire started accidentally from one source
D) Fire was caused by faulty ventilation
  • 94. Heavy smoke staining is observed on the upper walls and ceiling. What information does this provide?
A) The fire was caused by an electrical fault
B) The fire was intentionally set
C) The fire started low and spread upwards
D) The fire started at ceiling level
  • 95. Alligatoring of wooden surfaces is present in the room. What does this indicate?
A) Fire was accidental
B) Fire was brief and low intensity
C) Fire involved water accelerants
D) Fire was intense and lasted a significant duration
  • 96. A kitchen shows charring confined only to the stove area with minimal damage elsewhere. What is the most likely cause?
A) Arson
B) Electrical fire
C) Lightning strike
D) Cooking accident
  • 97. Inverted cone burn patterns are observed on the floor and walls. What does this suggest about the fire?
A) Fire started in the ceiling
B) Fire was caused by electrical short circuit
C) Accelerants were likely used
D) Fire was caused by a natural source
  • 98. Investigators note a burn pattern that moves from a lower corner to the ceiling in a distinct path. What can be inferred?
A) Fire originated on the ceiling
B) Fire was intentionally started on the roof
C) Fire started at the lower corner and spread upward
D) Fire was accidental
  • 99. A garage has several burn patterns concentrated near stored gasoline cans. What is the likely cause of fire?
A) Lightning strike
B) Spontaneous combustion
C) Fire ignited using accelerants
D) Electrical malfunction
  • 100. Multiple rooms show similar V-shaped burn patterns pointing toward a central point. What does this suggest about the fire scene?
A) Fire started outside the building
B) Fire spread from the ceiling
C) Central point may indicate multiple ignition sources (possible arson)
D) Fire was accidental
Created with That Quiz — a math test site for students of all grade levels.