What is self-sustained rapid oxidation that produces heat and light?
Reduction
Pyrolysis
Combustion
Fire
Question 2
of
50
Which state of matter will burn?
Gel
Gas
Liquid
Solid
Question 3
of
50
What is heat transfer through direct contact between objects of different temperature?
Electromagnetism
Convection
Conduction
Radiation
Question 4
of
50
What is heat transfer through infrared rays?
Electromagnetism
Radiation
Convection
Conduction
Question 5
of
50
In the NFDRS fuel models, ______ is one of the four broad fuel groups.
Brush
Aerial
Live
Flashy
Question 6
of
50
A mixed hardwood forest predominates in what region of the country?
South
West
East
North
Question 7
of
50
Prairie grasses, cypress, larch, pine, fir and spruce are most common in which region of Canada?
West
North
South
East
Question 8
of
50
What is the effect of heat energy from the sun on wildland fuels?
Provide an ignition source
Lower ignition temperature
Reduce flash point
Reduce moisture content
Question 9
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50
The diameter of a 100-hour fuel ranges from ____ to ____ inches.
3 - 8
1 - 3
1 - 4
2 - 4
Question 10
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50
"The rate of increase in the total perimeter of a fire" is the __________.
Growth rate
Aspect ratio
Rate of spread
Burn area
Question 11
of
50
Which item is the best example of a ladder fuel?
A deciduous tree
Grass
A low hanging branch
Leaves
Question 12
of
50
What is the term for fuel that is evenly spread out over an area?
Unbroken
Compact
Continuous
Uninterrupted
Question 13
of
50
What is the term for a sudden increase in fire intensity and spread?
Finger
Blowup
Spot
Head
Question 14
of
50
What is the term for the top layer of an inversion?
Thermal belt
Lid
Inversion stratum
H-band
Question 15
of
50
Plants retain more moisture in cooler air than in warmer air because cooler air __________.
Is accompanied by less solar radiation
Holds less moisture than warm air
Holds more moisture than warm air
Permits the formation of dew
Question 16
of
50
Fire location data is based upon ________ north.
Relative
Magnetic
True
Isogonic
Question 17
of
50
Which is the most influential factor in making high-intensity fires especially difficult to control?
Tendency to create multiple spot fires
Rapid flame front advance
Pre-heating of unburned fuels
Susceptibility to changes in wind conditions
Question 18
of
50
The NFPA Standard for Automotive Fire Apparatus is number ______.
1500
1002
11C
1901
Question 19
of
50
What type of apparatus is especially well suited for attacking roadside fires and for structure protection in the wildland/urban interface?
Rapid intervention vehicle
Municipal structural apparatus
Mini-pumper
Quick attack apparatus
Question 20
of
50
A type _____ engine has a minimum crew of three and a 500 gpm pump.
4
2
3
1
Question 21
of
50
What is a disadvantage of auxiliary engine-driven pumps?
Cooling water shared by the auxiliary engine may cause overheating
Susceptible to damage due to reduced ground clearance
Poorly suited to mobile operations
The pump/drive unit adds weight and occupies space
Question 22
of
50
When lifting water 10 feet during a drafting operation, the pump output will be about _______% of rated capacity.
100
70
60
80
Question 23
of
50
Which statement about wildland apparatus water tanks is correct?
Tanks may be constructed of metal or polycarbonate plastic
All tank vent openings must be equipped with a pressure relief valve
No baffles are required if the tank capacity is less than 150 gallons
A vent hole must be provided in addition to the fill opening on the top of the tank
Question 24
of
50
Which one of these factors has the greatest influence on maneuverability and stability?
Weight
Ground clearance
Number of drive wheels
Power-to-weight ratio
Question 25
of
50
In a compressed-air foam system (CAFS), compressed air is injected into the __________.
Supply water
Foam concentrate
Foam solution
Discharge water
Question 26
of
50
Which statement about steps on wildland apparatus is correct?
Steps may be no farther than 14 inches apart
Access ladder rungs must be at least 6 inches away from the vehicle body
Steps must be able to support a minimum of 300 lbs.
The lowest step may be no higher than 24 inches off the ground
Question 27
of
50
What is the most efficient way to transfer water from a mobile water supply apparatus to a portable tank?
By gravity through a gated discharge valve
Pumping water through the tender's pump
Using the quick-dump discharge
Drafting from the tank
Question 28
of
50
The ICS designation for a light dozer is a Type-_____.
1
There is no ICS designation for light dozers
3
2
Question 29
of
50
In wildland operations, what are fixed wing aircraft most frequently used for?
Suppression or retardant agent drops
Conducting aerial ignition
Transport of personnel
Transport of equipment
Question 30
of
50
What is the preferred method of communication for wildland operations?
Cellular phone
Face-to-face
Two-way radio
Clear text
Question 31
of
50
When carrying and using hand tools, how far apart should firefighters be?
5 ft
15 ft
3 ft
10 ft
Question 32
of
50
Which tool has a wide hoe blade on one side of the head, and a rake with large tines on the other?
Halligan
Combination
Pulaski
McLeod
Question 33
of
50
Which statement about two-stroke engines is correct?
They require a specific gas-oil fuel mixture to prevent damage to the engine
It takes two non-power strokes to produce one power stroke
They are less prone to spark plug fouling than four-stroke engines
They are no longer being manufactured due to environmental concerns
Question 34
of
50
NFPA standards require that a pump intended to be carried by firefighters to a water source weigh a maximum of ______ lbs.
100
150
125
175
Question 35
of
50
Which pump type requires priming?
Centrifugal
Piston
Gear
Diaphragm
Question 36
of
50
All of the following are types of fire hose used in wildland firefighting operations EXCEPT ONE. CHOOSE THE EXCEPTION.
Hard suction hose
Unlined fire hose
Noncollapsible rubber hose
Noncollapsible woven hose
Question 37
of
50
Which appliance divides a single hoseline into two or more smaller lines?
Wye
Increaser
Water thief
Siamese
Question 38
of
50
Which one of these statements about wildland helmets is correct?
The shell should be cleaned with a mild abrasive cleanser
No helmets satisfy NFPA requirements for both structural and wildland use
A chin strap is required
A polystyrene half-shell liner may be used in place of a suspension system
Question 39
of
50
A water system that distributes water through mains from the source to consumers is referred to as a __________ system.
Underground
Municipal
Public
Piped
Question 40
of
50
When drafting from a static water source, as elevation above sea level increases, maximum lift __________.
Stays the same
Decreases
Increases
Not enough information to answer this question
Question 41
of
50
How long should it take to prime a centrifugal pump drafting a 10 foot lift?
30 to 45 seconds
One to two minutes
Less than 30 seconds
60 to 90 seconds
Question 42
of
50
Which type of foam is used most often in wildland applications?
Fluorocarbon
Protein
Low expansion
Aspirated
Question 43
of
50
The most commonly used foam for wildland applications is _______ expansion.
Very high
High
Medium
Low
Question 44
of
50
What is an advantage of durable agents over class A foam?
They retain hydration much longer
They have superior penetrating ability
They have a longer shelf life
They are also effective on class B fires
Question 45
of
50
For most applications, durable agents should be mixed in water at a concentration of _____ to _____ percent.
2.5 to 5.0
1.0 to 3.0
1.0 to 5.0
0.1 to 1.0
Question 46
of
50
Which document identifies the possibilities, priorities, resources and strategies for dealing with various possible emergencies before they actually occur?
Pre-incident plan
Incident action plan
Incident command system
Standard operating procedures
Question 47
of
50
Which map shows natural terrain features?
Orthophoto
Regional
Topographic
Planometric
Question 48
of
50
Which one of these standard ICS forms is of the greatest importance to firefighters?
Organizational assignment list
Division assignment list
Incident briefing
Deployment list
Question 49
of
50
According to the NIIMS ICS, effective span of control is ______ subordinates per supervisor.
3 to 7
7
2 to 5
5 to 10
Question 50
of
50
Which one of these statements about initial response for a wildland incident is the most correct?
The first-in unit supervisor maintains command until the incident exceeds the supervisor's span of control
The majority of wildland fires require more than the initial response to achieve control
The IC and Safety Officer roles should be filled by two different individuals
Initial response for a wildland fire should consist of all available resources