Emergency Services Fire Safety and Firefighting

Question 1

What are the three elements of the 'Fire Triangle'?

Accepted Answer

Heat, fuel, oxygen

Answer

Spark, material, air

Answer

Ignition, combustion, smoke

Answer

Heat, wood, carbon

Question 2

What type of fire extinguisher should be used on a Class K (cooking oil) fire?

Accepted Answer

Wet chemical extinguisher

Answer

CO2 extinguisher

Answer

Dry chemical extinguisher

Answer

Water mist extinguisher

Question 3

What does PASS stand for when using a fire extinguisher?

Accepted Answer

Pull, Aim, Squeeze, Sweep

Answer

Push, Activate, Spray, Stop

Answer

Point, Aim, Spray, Secure

Answer

Pull, Activate, Spray, Sweep

Question 4

What is 'backdraft' in firefighting?

Accepted Answer

A sudden explosion when oxygen is reintroduced into a depleted fire environment

Answer

Smoke traveling backwards through a building

Answer

A fire that burns in the opposite wind direction

Answer

A controlled burn to create a fire break

Question 5

Which ICS (Incident Command System) principle ensures that each responder reports to only one supervisor?

Accepted Answer

Unity of command

Answer

Unified command

Answer

Chain of command

Answer

Span of control

Question 6

What is the recommended span of control in ICS?

Accepted Answer

1:3 to 1:7, with an optimal ratio of 1:5

Answer

1:10 to 1:15

Answer

1:2 to 1:4

Answer

Unlimited based on incident size