CBM Fire Behavior & Ecology

Question 1

Which factor has the greatest influence on wildland fire spread?

Accepted Answer

Wind

Answer

Humidity

Answer

Fuel type

Answer

Topography

Question 2

What is the role of fuel moisture in fire behavior?

Accepted Answer

It reduces fire intensity

Answer

It accelerates fire ignition

Answer

It increases wind speed

Answer

It causes spot fires

Question 3

Which fuel type typically burns the fastest?

Accepted Answer

Fine fuels like grass

Answer

Large logs

Answer

Shrubs

Answer

Moist leaves

Question 4

How does slope affect fire spread?

Accepted Answer

It increases fire spread uphill

Answer

It reduces flame length

Answer

It increases moisture in fuels

Answer

It slows down fire ignition

Question 5

Why is fire important in maintaining certain ecosystems?

Accepted Answer

It supports ecological balance

Answer

It permanently removes vegetation

Answer

It introduces new pests

Answer

It disrupts water cycles

Question 6

What is the term for small fires ignited ahead of a main fire to control its spread?

Accepted Answer

Backburn

Answer

Flashover

Answer

Headfire

Answer

Spot fire