Ryanair Initial Practice Exam

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What physical effect can fire have on individuals?

Headaches
Eyes watering
Increased heart rate
Nausea

The correct answer is: Eyes watering

The option regarding eyes watering is correct because exposure to fire or smoke can lead to irritation of the eyes. The heat and various chemicals released during combustion can cause tears as a natural response to protect the eyes from irritants. This physiological response is a common experience for individuals in close proximity to flames or smoke, as the body's way of trying to flush out foreign substances. While headaches, increased heart rate, and nausea can be effects associated with other forms of smoke inhalation or fear responses, the direct physical irritation and reflexive tearing of the eyes in response to fire is more pronounced and specifically tied to the immediate effects of heat and smoke exposure. It is essential to recognize how the body's sensory systems respond to environmental hazards like fire, leading to the watering of the eyes as a protective mechanism.