Exams › NEET › Biology

Which one is not a pollutant normally?

1. Hydrocarbons
2. Carbon dioxide
3. Carbon monoxide
4. Sulphur dioxide

Correct answer: Carbon dioxide

Solution

Hydrocarbons, carbon monoxide, and sulphur dioxide are common air pollutants from combustion and industrial processes. Carbon dioxide is naturally present in air and is not usually classified as a pollutant in the normal sense here.

Related NEET Biology questions

• Which one of the following diseases is caused due to ozone depletion on human?
• The advantage/s associated with water harvesting at the community level is/are
• Chernobyl nuclear tragedy occurred in
• Assertion Through the use of catalytic converters, unburnt hydrocarbons are changed into carbon monoxide which in turn is changed into nitrogen oxides and water. Reason Motor vehicles equipped with catalytic converters should use leaded petrol to protect the catalyst from degradation.
• Soil conservation is
• Which of the following is a secondary pollutant?

⚔️ Practice NEET Biology free + battle 1v1 →