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Fire Fighter I Exam - Chapter 21 2025 Questions and Answers

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Fire Fighter I Exam - Chapter 21 2025 Questions and Answers

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Uploaded on
May 19, 2025
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Fire Fighter I Exam - Chapter 21 2025
Questions and Answers


Which is a component of the wildland fire triangle?

A. Heat

B. Humidity

C. Fuel moisture


D. Wind - ANSWER✔✔-A. Heat


Which is a characteristic upon which wildland fuels are classified?

A. Weight

B. Diameter

C. Slope aspect


D. Composition - ANSWER✔✔-B. Diameter


Which of the following is an example of a fine fuel?

A. Root

B. Stick




FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 1

,C. Branch


D. Grass - ANSWER✔✔-D. Grass


What is usually the main type of fuel present in ground cover fires?

A. Coarse

B. Light

C. Heavy


D. Fine - ANSWER✔✔-D. Fine


What is slash?

A. Partially decomposed organic matter

B. Debris from logging or clearing operations

C. Seasonal ground cover


D. Partially burned fuel - ANSWER✔✔-B. Debris from logging or clearing operations


Subsurface fuels are challenging to deal with because they are:

A. highly susceptible to changes in weather

B. continuous

C. readily ignitable


D. hard to locate - ANSWER✔✔-D. hard to locate


Ground cover is an example of a(n) __________ fuel.



FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 2

, A. surface

B. understory

C. compact


D. live - ANSWER✔✔-A. surface


Aerial fuels are at least _____ above the ground.

A. 4 ft (1.2 m)

B. 6 ft (2 m)

C. 8 ft (2.5 m)


D. 10 ft (3 m) - ANSWER✔✔-B. 6 ft (2 m)


Why do compact fuels burn slowly?

A. They have less surface area.

B. Air cannot circulate as freely.

C. They retain moisture.


D. They are less continuous. - ANSWER✔✔-B. Air cannot circulate as freely.


Fuels that are in contact with each other are described as:

A. uninterrupted

B. continuous

C. compact




FOR STUDY PURPOSES ONLY COPYRIGHT © 2025 ALL RIGHTS RESERVED 3

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