Environmental Health & Safety Flashcards
7 cards from real RED CARD practice questions. Tap to flip, then mark Knew It or Still Learning — missed cards come back until you master them.
Read the first 7 Environmental Health & Safety flashcards as text
What action should a firefighter take if they become trapped and cannot reach a safety zone before fire overtakes them?
Answer: Deploy their fire shelter in a cleared, low-fuel area
Deploying a fire shelter in a cleared area with low fuel is the last-resort survival action when escape to a safety zone is impossible.
What is the recommended minimum daily water intake for a firefighter engaged in heavy physical activity in hot conditions?
Answer: 1 liter per hour up to 1.5 quarts per hour maximum
NWCG guidelines recommend drinking 1 quart (approximately 1 liter) per hour during heavy work in heat, not exceeding 1.5 quarts per hour.
Which of the Ten Standard Firefighting Orders directly addresses the importance of knowing where you are at all times?
Answer: Order 3: Identify escape routes and safety zones
Order 3 requires firefighters to identify escape routes and safety zones, which depends on knowing your position relative to the fire at all times.
What hazard do 'widow makers' present on the fireline?
Answer: Falling dead trees or branches that can strike firefighters without warning
Widow makers are dead trees or branches weakened by fire or rot that can fall without warning, posing a serious strike hazard.
Which of the following best describes the concept of a 'safety zone' in wildland firefighting?
Answer: An area large enough to provide refuge from radiant and convective heat without a fire shelter
A true safety zone must be large enough for all threatened personnel to survive the fire's passage through radiant and convective heat without deploying fire shelters.
What is the primary environmental concern when using retardant near waterways during a wildland fire suppression operation?
Answer: Retardant contains ammonia-based compounds toxic to aquatic life
Long-term fire retardants contain ammonia-based fertilizers that are toxic to fish and other aquatic organisms and must not be dropped within 300 feet of waterways.
A firefighter notices their urine is dark amber or brown in color during an extended shift. This indicates:
Answer: Severe dehydration requiring immediate rehydration
Dark amber or brown urine is a clear sign of severe dehydration; clear to pale yellow urine indicates proper hydration.