UPSC PRELIMS · GEOGRAPHY · ENVIRONMENT — AIR POLLUTION
Which of the following are the reasons/factors for exposure to benzene pollution? 1. Automobile exhaust 2. Tobacco smoke 3. Wood burning 4. Using varnished wooden furniture 5. Using products made of polyurethane Select the correct answer using the code given below:
Take a breath. Choose one. Press A–D on your keyboard if you like.
EXPLANATION
Benzene exposure is associated with vehicle exhaust, tobacco smoke and combustion sources such as wood burning; the other listed sources are not treated as the relevant exposure factors in the question.
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