Environmentalmedium · Past Paper
Which of the following is a major pollutant from automobile exhaust?
ANitrogen gas
BCarbon monoxide
COxygen
DArgon
✓ Correct Answer: B — Carbon monoxide
Carbon monoxide is a toxic gas produced by the incomplete combustion of fossil fuels in vehicles.
Share this question
More from Environmental
- High concentration of fluorides in drinking water primarily affects:
- Which national park in Nepal is listed as a UNESCO World Heritage Site?
- Which is the largest conservation area in Nepal?
- In which layer of the atmosphere is the ozone layer located?
- What is the primary mechanism of the 'Greenhouse Effect' in terms of molecular physics?