Firefighter I & II Practice 20 practice questions and answers 2026. Tap an option to test yourself — you'll see the correct answer and a plain-English explanation for every question. Free, no login.
Q21Identify the weather condition from the table below that can significantly increase the intensity of wildfires by providing additional oxygen. Condition Effect on Wildfire Wind Increases intensity by providing fresh air Temperature Long-term drying of fuels Relative Humidity Moisture absorption by fuels Precipitation Increases moisture content in fuels
✓ Correct answer: A. Wind
Answer: Wind Wind is the weather condition that can significantly increase the intensity of wildfires by providing additional oxygen, which speeds up the combustion process. Temperature affects wildfires by causing long-term drying of fuels, making them more flammable. Relative Humidity affects ground cover fuels by allowing them to gain moisture from the air, slowing down combustion. Precipitation increases the moisture content of fuels, which can reduce the intensity of wildfires.
Q22In the context of performing a primary search during a fire incident, firefighters often use the acronym P.A.S.S. to manage their movements and monitor their safety. What does the "P" in P.A.S.S. stand for?
✓ Correct answer: A. Personal
Answer: Personal P.A.S.S.: P - Personal A - Alert S - Safety S - System
Q23Which of the following is essential for effective positive pressure ventilation (PPV) in a building fire?
✓ Correct answer: C. An exhaust opening on the opposite side of the fire for air to escape
For positive pressure ventilation (PPV) to be effective, it is crucial to have an exhaust opening on the opposite side of the fire to allow the pressurized air to escape, creating a flow path that helps to clear smoke and heat from the structure.
Q24Chlorine gas is commonly used in industrial settings. It is a yellow-green gas that has a pungent, irritating odor. Exposure to chlorine gas can cause which of the following?
✓ Correct answer: D. Severe irritation to the eyes, skin, and respiratory system
Answer: Severe irritation to the eyes, skin, and respiratory system Chlorine gas can cause severe irritation to the eyes, skin, and respiratory system. Inhaling chlorine can lead to respiratory distress, and it can also cause chemical burns upon contact with skin. Prolonged exposure can have severe health impacts. Carbon monoxide can cause headaches, dizziness, unconsciousness, and death. Hydrogen sulfide can cause respiratory irritation and trouble breathing. Ammonia can cause breathing difficulty and irritation to the mucous membranes.
Q25Which type of fire alarm system is designed to alert only the occupants of the building in which it is installed?
✓ Correct answer: A. Local Fire Alarm System
Answer: Local Fire Alarm System A Local Fire Alarm System is designed to alert only the occupants of the building in which it is installed, typically through audible and visual alerts within that specific building. A Proprietary Supervising Fire Alarm System is monitored by the property owner's personnel in a central supervising station. A Central Station Fire Alarm System is monitored by an independent, third-party monitoring company. An Auxiliary Fire Alarm System interfaces with the public fire service communication system.
Q26During a hazardous materials incident, responders must have access to resources that offer guidelines and protocols for managing the situation and ensuring public safety. Which NFPA standard specifies the procedures and best practices for responding to hazardous materials incidents?
✓ Correct answer: B. NFPA Standard 472
Answer: NFPA Standard 472 National Fire Protection Association Standard 472 provides the guidelines and protocols for responding to hazardous materials incidents. It includes best practices to ensure the safety of emergency responders and the public during such events. NFPA Standard 1500 is the most comprehensive standard of the NFPA and mainly deals with safety and health issues in the fire service but does not particularly focus on hazardous materials. NFPA Standard 1581 deals with fire department infection control programs and isn't related to hazardous materials response. NFPA Standard 1403 covers the regulations for live fire training of firefighters but does not address hazardous materials response protocols.
Q27The Federal Emergency Management Agency (FEMA), a United States government agency, has been instrumental in assisting communities during disasters. What critical program did FEMA introduce in 2006 that provided an extensive framework for emergency preparedness?
✓ Correct answer: D. The National Incident Management System (NIMS)
Answer: The National Incident Management System (NIMS) The National Incident Management System (NIMS) was established in 2006 to provide a consistent nationwide approach for federal, state, local, and tribal governments to work together more efficiently when managing incidents involving emergency responders and recovery personnel. It aims to improve coordination and cooperation among various stakeholders during emergencies. The Disaster Mitigation Act focuses on reducing the risk of hazards through pre-disaster planning and does not specifically provide a framework for emergency preparedness as NIMS does. The Emergency Alert Program is designed to provide timely warnings about various types of emergencies, but it does not constitute an encompassing framework for emergency preparedness and incident management. The Comprehensive Recovery Plan is a strategy for post-disaster recovery and rebuilding but does not offer the extensive incident management guidelines covered by NIMS.
Q28At what temperature does paper typically reach its autoignition point, causing it to catch fire without an external flame source?
✓ Correct answer: B. 451°F
Answer: 451°F The autoignition temperature of paper is 451°F. This is the temperature at which paper will catch fire without an external flame source. For reference, the boiling point of water is 212°F, and 300°F and 600°F are not relevant to paper's autoignition.
Q29When multiple fire departments collaborate in a large-scale emergency response scenario, which division of the fire department is responsible for coordinating the operational efforts of the various units?
✓ Correct answer: C. Operations division
Answer: Operations division The operations division of the fire department is responsible for overseeing and coordinating the day-to-day operations of fire units during a large-scale incident. They ensure that all responding units are working together efficiently and effectively. The administrative division handles paperwork and policies, the training division focuses on preparing fire personnel for various scenarios, and the logistics division manages supplies and equipment.
Q30When conducting a fire inspection in a residential attic space, which of the following items would you not expect to find?
✓ Correct answer: C. Plumbing pipes
Answer: Plumbing pipes In a residential attic space, one would typically find electrical wiring, ventilation ducts, and insulation material. However, it is unusual to find plumbing pipes in this area as plumbing systems are typically installed within walls or beneath floors for easier access and maintenance.
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