Basic Forest Fire Suppression Course - Online Lessons

Lesson 3 - Effects of Weather, Topography and Fuels on Fire Behavior Quiz

1. Three elements of fire behavior are:

a) Fire Triangle, Fuel & Moisture
b) Fuels, Topography & Moisture
c) Firewood, Moisture & Weather
d) Weather, Topography & Fuels

2. Which two weather elements produce cross over conditions:

a) Wind speed and temperature
b) Relative humidity and precipitation
c) Wind speed and relative humidity
d) Temperature and relative Humidity

3. Wind does not promote pre-heating.

a) True
b) False

4. DMC is an indication of

a) Drying measure code
b) Duff moisture code
c) Drought measure code
d) Drought moisture code

5. Local winds are influenced by

a) Sea temperature differences
b) High pressure systems
c) Local temperature differences
d) Seasonal variations

6. Inclined slope will escalate which fire behaviour conditions

a) Spotting conditions
b) Rate of spread
c) Fire whirl conditions
d) Depth of burn conditions

7. A southwest facing aspect will promote which following condition

a) Early morning pre-heating
b) Lower relative moisture readings
c) Increased burning conditions in open fuels by mid afternoon
d) Increased threat of lighting starts

8. Fine fuels ignite easily and coarse fuels ignite with difficulty

a) True
b) False

9. Which are examples of surface fuels

a) Roots, decomposed woody material
b) Fallen needles, limbs, branches, leaves
c) Live needles, cones, leaves
d) Trees in a softwood plantation

10. Softwood will usually burn more aggressively than Hardwood because

a) Softwood grows faster
b) Softwood trees usually grow in clusters
c) Softwood needles contain resinous material
d) Softwood species do not loose their needles

11. Foliar moisture content depends on seasonal conditions

a) True
b) False

12. What specific time of the year in Nova Scotia will softwood burn with intensified aggression

a) Mid April to early May
b) Early May to mid May
c) Mid May to early June
d) Early June to mid June
e) Early July to mid August