Page 1 of 226
TEEX FINAL EXAM A, B & C ALL 500 QUESTIONS
AND CORRECT DETAILED SOLUTIONS WITH
RATIONALES LATEST UPDATED VERSION JUST
RELEASED
TEEX FINAL EXAM A
Question: What is the neutral plane in a fire's growth stage?
a. Beginning of rapid transition layers
b. Point where thermal layering begins
c. Opening in the hot and cool layers
d. Interface of hot and cool layers at an opening - ANSWER✔✔d. Interface of hot and cool layers
at an opening
Question: What type of rapid fire development happens when all the combustible materials
and gases in a compartment ignite almost simultaneously?
, Page 2 of 226
a. Backdraft
b. Flashover
c. Combustion
d. Smoke explosion - ANSWER✔✔b. Flashover
Question: Why should smoke be treated in the same manner as a flammable gas?
a. It has a similar vapor density and will behave similarly if not contained.
b. It is not as flammable as gas, but poses similar health threats if inhaled.
c. If smoke becomes heated, it will release toxic gases.
d. It contains unburned fuels that may ignite or explode. - ANSWER✔✔d. It contains unburned
fuels that may ignite or explode.
Question: How does a higher oxygen concentration impact combustion?
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a. Materials burn more intensely.
b. Fires become easier to extinguish.
c. Non-flameing combustion is extinguished.
d. Materials that do not burn at normal levels still do not burn. - ANSWER✔✔a. Materials burn
more intensely.
Question: Which NFPA standard outlines the specifications for wildland personal protective
clothing?
a. NFPA 1500
b. NFPA 1971
c. NFPA 1977
d. NFPA 1982 - ANSWER✔✔c. NFPA 1977
Question: An open-circuit Self-Contained Breathing Apparatus (SCBA) air cylinder control valve
should be _______ when in use.
, Page 4 of 226
a. Opened fully
b. Partially open
c. Opened slowly
d. Monitored closely - ANSWER✔✔a. Opened fully
Question: Which of the following is most likely to cause a firefighter to experience
lightheadedness, dizziness, and rapid fatigue?
a. Oxygen levels
b. Incorrectly cleaned Personal Protective Equipment (PPE)
c. Personal physical limitations
d. Incorrectly controlled breathing - ANSWER✔✔a. Oxygen levels
Question: In which situation would a dry chemical extinguisher be most effective?
a. Titanium fire
TEEX FINAL EXAM A, B & C ALL 500 QUESTIONS
AND CORRECT DETAILED SOLUTIONS WITH
RATIONALES LATEST UPDATED VERSION JUST
RELEASED
TEEX FINAL EXAM A
Question: What is the neutral plane in a fire's growth stage?
a. Beginning of rapid transition layers
b. Point where thermal layering begins
c. Opening in the hot and cool layers
d. Interface of hot and cool layers at an opening - ANSWER✔✔d. Interface of hot and cool layers
at an opening
Question: What type of rapid fire development happens when all the combustible materials
and gases in a compartment ignite almost simultaneously?
, Page 2 of 226
a. Backdraft
b. Flashover
c. Combustion
d. Smoke explosion - ANSWER✔✔b. Flashover
Question: Why should smoke be treated in the same manner as a flammable gas?
a. It has a similar vapor density and will behave similarly if not contained.
b. It is not as flammable as gas, but poses similar health threats if inhaled.
c. If smoke becomes heated, it will release toxic gases.
d. It contains unburned fuels that may ignite or explode. - ANSWER✔✔d. It contains unburned
fuels that may ignite or explode.
Question: How does a higher oxygen concentration impact combustion?
, Page 3 of 226
a. Materials burn more intensely.
b. Fires become easier to extinguish.
c. Non-flameing combustion is extinguished.
d. Materials that do not burn at normal levels still do not burn. - ANSWER✔✔a. Materials burn
more intensely.
Question: Which NFPA standard outlines the specifications for wildland personal protective
clothing?
a. NFPA 1500
b. NFPA 1971
c. NFPA 1977
d. NFPA 1982 - ANSWER✔✔c. NFPA 1977
Question: An open-circuit Self-Contained Breathing Apparatus (SCBA) air cylinder control valve
should be _______ when in use.
, Page 4 of 226
a. Opened fully
b. Partially open
c. Opened slowly
d. Monitored closely - ANSWER✔✔a. Opened fully
Question: Which of the following is most likely to cause a firefighter to experience
lightheadedness, dizziness, and rapid fatigue?
a. Oxygen levels
b. Incorrectly cleaned Personal Protective Equipment (PPE)
c. Personal physical limitations
d. Incorrectly controlled breathing - ANSWER✔✔a. Oxygen levels
Question: In which situation would a dry chemical extinguisher be most effective?
a. Titanium fire
