Question

Which is responsible for the greatest exposure to carbon dioxide for living organisms?

(a) Hurricanes

(b) Soil erosion

(c) Vehicles emission

(d) Cigarette smoking

I have been asked this question in an internship interview.

This intriguing question originated from Effects and Control Measures of Air Pollution topic in division Environmental Pollution of Energy Management

Answer 1

Right answer is (d) Cigarette smoking

Best explanation: Cigarette smoking is responsible for the greatest exposure to carbon monoxide. Exposure to air containing even 0.001% of carbon monoxide for few hours can cause collapse, coma and even death in the worst case.