Wildland Firefighter 4th ed. Audit Quiz

Question 1 of 50

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

Question 2 of 50

Rapid oxidation occurs in ____ forms.
  5
  2
  4
  3

Question 3 of 50

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

Question 4 of 50

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

Question 5 of 50

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

Question 6 of 50

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

Question 7 of 50

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

Question 8 of 50

Which state of matter will burn?
  Gel
  Solid
  Liquid
  Gas

Question 9 of 50

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

Question 10 of 50

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

Question 11 of 50

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

Question 12 of 50

What causes spot fires?
  Electromagnetism
  Radiation
  Convection
  Conduction

Question 13 of 50

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

Question 14 of 50

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

Question 15 of 50

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

Question 16 of 50

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

Question 17 of 50

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

Question 18 of 50

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

Question 19 of 50

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

Question 20 of 50

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

Question 21 of 50

Which method of extinguishment is the least practical for large wildland fires?
  Removing fuel
  Inhibiting chemical reactions
  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 fuel
  Inhibiting flame production
  Removing oxygen
  Reducing heat

Question 24 of 50

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

Question 25 of 50

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

Question 26 of 50

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

Question 27 of 50

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

Question 28 of 50

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

Question 29 of 50

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

Question 30 of 50

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

Question 31 of 50

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

Question 32 of 50

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

Question 34 of 50

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

Question 35 of 50

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

Question 36 of 50

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

Question 37 of 50

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

Question 38 of 50

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

Question 39 of 50

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

Question 40 of 50

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

Question 41 of 50

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

Question 42 of 50

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

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 flash point
  Reduce moisture content

Question 44 of 50

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

Question 45 of 50

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

Question 46 of 50

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

Question 47 of 50

Fuel moisture is expressed as __________.
  Weight
  Percent
  Saturation
  Volume

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 beginning
  Entering dormancy
  Mature foliage with new growth complete

Question 49 of 50

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

Question 50 of 50

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

NEXT