Wildland Firefighter 4th ed. Audit Quiz

Question 1 of 50

What is self-sustained rapid oxidation that produces heat and light?
  Combustion
  Pyrolysis
  Reduction
  Fire

Question 2 of 50

Rapid oxidation occurs in ____ forms.
  5
  3
  4
  2

Question 3 of 50

A fire is burning without flame. What form of oxidation is this?
  Steady-state
  Smoldering
  Oxidizing
  Incipient

Question 4 of 50

In the wildland, which factor needed for combustion is found in the least abundance?
  Oxygen
  Heat
  Reducing agent
  Fuel

Question 5 of 50

Fuel gases evolving from a non-gaseous fuel is called _________.
  Ignition
  Pyrolysis
  Combustion
  Oxidation

Question 6 of 50

Conversion of a liquid or solid into gas requires _________.
  Ignition
  Heat
  A reducing agent
  Combustion

Question 7 of 50

Fuel exists in ______ states of matter.
  3
  1
  2
  4

Question 8 of 50

Which state of matter will burn?
  Gel
  Gas
  Solid
  Liquid

Question 9 of 50

What is another term for a steady-state fire?
  Fully-developed
  Oxidizing
  Self-sustaining
  Free-burning

Question 10 of 50

How many states of matter will burn?
  4
  3
  2
  1

Question 11 of 50

Which one of the following is the best conductor of heat?
  Copper
  Dead ground cover
  Green plants
  Wood

Question 12 of 50

What causes spot fires?
  Conduction
  Electromagnetism
  Radiation
  Convection

Question 13 of 50

All of the following are methods of heat transfer EXCEPT ONE. CHOOSE THE EXCEPTION.
  Radiation
  Convection
  Electromagnetism
  Conduction

Question 14 of 50

What is heat transfer through the movement of a liquid or gas?
  Electromagnetism
  Convection
  Radiation
  Conduction

Question 15 of 50

What is heat transfer through direct contact between objects of different temperature?
  Conduction
  Convection
  Radiation
  Electromagnetism

Question 16 of 50

A minimum of approximately ____% oxygen is required to support combustion.
  17
  19
  16
  20

Question 17 of 50

There are _____ primary methods of heat transfer.
  2
  5
  4
  3

Question 18 of 50

What is heat transfer through infrared rays?
  Convection
  Radiation
  Conduction
  Electromagnetism

Question 19 of 50

Unignited fuels nearby a fire are preheated and dehydrated by ______.
  Convection
  Conduction
  Electromagnetism
  Radiation

Question 20 of 50

Upslope fuels are preheated predominantly by ______.
  Direct flame contact
  Convection
  Electromagnetism
  Conduction

Question 21 of 50

Which method of extinguishment is the least practical for large wildland fires?
  Inhibiting chemical reactions
  Removing fuel
  Reducing temperature
  Restricting the oxygen supply

Question 22 of 50

Cutting a fire line down to mineral soil employs which method of extinguishment?
  Inhibiting flame production
  Removing oxygen
  Reducing heat
  Removing fuel

Question 23 of 50

Applying water is an example of which method of extinguishment?
  Removing oxygen
  Removing fuel
  Reducing heat
  Inhibiting flame production

Question 24 of 50

Retardants dropped from aircraft employ which method of extinguishment?
  Removing fuel
  Removing oxygen
  Reducing heat
  Inhibiting flame production

Question 25 of 50

Covering flaming material with dirt is an example of which method of extinguishment?
  Removing oxygen
  Inhibiting flame production
  Reducing heat
  Removing fuel

Question 26 of 50

What is the term for any substance that will burn?
  Free radical
  Hazard
  Oxidizer
  Fuel

Question 27 of 50

In the NFDRS fuel models, ______ is one of the four broad fuel groups.
  Live
  Flashy
  Aerial
  Brush

Question 28 of 50

The NFDRS classifies fuels according to ______.
  Moisture content
  Size
  Location
  Amount and distribution

Question 29 of 50

In the NFDRS fuel models, ______ is one of the four broad fuel groups.
  Green
  Litter
  Heavy
  Timber

Question 30 of 50

In the NFDRS fuel models, ______ is one of the four broad fuel groups.
  Slash
  Light
  Substory
  Ladder

Question 31 of 50

What is slash?
  Debris from logging operations
  Seasonal ground cover
  Any dead vegetation or litter
  Decomposing litter of live fuels

Question 32 of 50

A mixed hardwood forest predominates in what region of the country?
  North
  South
  West
  East

Question 33 of 50

A species combination of foxtail, fescue and cheat grasses, with oak, hemlock, fir and pine trees are found predominately in which region of the country?
  South
  West
  North
  East

Question 34 of 50

Tall prairie grasses, cedar, spruce, fir and various hardwoods will most likely be found in what region of the country?
  East
  West
  South
  North

Question 35 of 50

Palmetto, bay, gallberry, sagebrush, and various conifers and hardwoods are found in which region of the country?
  South
  East
  West
  North

Question 36 of 50

Maple, pine, poplar, and aspen are most common in which region of Canada?
  North
  East
  South
  West

Question 37 of 50

Douglas fir, spruce, cedar and hemlock are most commonly found in which region of Canada?
  South
  West
  East
  North

Question 38 of 50

Prairie grasses, cypress, larch, pine, fir and spruce are most common in which region of Canada?
  East
  West
  North
  South

Question 39 of 50

The majority of structures in wildland areas constructed of what material?
  Wood
  Metal
  Masonry
  A variety of non-combustible materials

Question 40 of 50

All of the following are wildland fuel characteristics EXCEPT ONE. CHOOSE THE EXCEPTION.
  Temperature
  Moisture
  Position
  Density

Question 41 of 50

Solar heating of wildland fuels _________.
  Makes fuel more susceptible to ignition
  Can cause ignition
  Primarily affects aerial fuels
  Primarily affects dead fuels

Question 42 of 50

All of the following are wildland fuel characteristics EXCEPT ONE. CHOOSE THE EXCEPTION.
  Mass
  Size
  Continuity
  Loading

Question 43 of 50

What is the effect of heat energy from the sun on wildland fuels?
  Lower ignition temperature
  Provide an ignition source
  Reduce moisture content
  Reduce flash point

Question 44 of 50

Most wildland fuels will produce sufficient vapors for ignition if heated to a temperature of between ______ and ______ degrees F.
  100 - 350
  300 - 500
  250 - 400
  400 - 700

Question 45 of 50

Atmospheric moisture is also known as __________.
  Humidity
  Fog
  Rain
  Temperature

Question 46 of 50

Dry vegetation ignites __________ hydrated vegetation.
  More readily than
  Equally readily as
  Not enough information to answer this question
  Less readily than

Question 47 of 50

Fuel moisture is expressed as __________.
  Weight
  Volume
  Percent
  Saturation

Question 48 of 50

Which stage of vegetation development has the greatest moisture content?
  Fresh foliage early in the growing cycle
  Mature foliage with new growth complete
  Entering dormancy
  Mature foliage with new growth beginning

Question 49 of 50

Which factor has the most influence on live fuel moisture?
  Solar radiation
  Humidity
  Temperature
  Soil water content

Question 50 of 50

Fuel moisture is measured by __________.
  Determining water content by weight and volume
  Comparing hydrated weight with dehydrated weight
  Calculating total hydration
  Measuring solute concentration

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