What is a primary duty of the Back up during a fire?

• A. Be ready to take over from the firefighter
• B. Collect other Fire Fighting equipment from the cabin
• C. Collect an empty bar box
• D. Damp down with water after the firefighter reports to the Captain.

Answer: (A)

The main idea here is readiness to relieve an active firefighter. The back-up is there to stand by so they can take over the firefighter’s duties if the situation changes—if the current firefighter needs relief, becomes fatigued, or is unable to continue. That continuous coverage helps keep operations running smoothly and keeps everyone safer, because there’s no long delay or gap in handling the task at hand. The back-up should stay alert, know the plan, and be ready to assume control or assist as directed by the captain.

Other tasks described are not the primary function in this moment. Collecting gear or other items, or dampening after the lead reports, aren’t the core duty of the back-up during active fire operations; those actions are secondary or situational and do not capture the essential role of being ready to take over.