Question

Smog is produced due to.
a. Air and metal dust
b. Water and nitrogen oxide
c. Smoke and fog
d. None of the above

Answer 1

Hint: Smog is a type of air pollution, the word smog was coined in the year of the 20th century and it contains some pollutants such as nitrous oxide, sulfur oxide, and some dust particles.

Complete answer:
- Smog is the contraction of two words, which includes smoke and fog.
- Smog is generally categorized into either summer smog or winter smog.
- In summer the fog is mainly due to photochemical reactions of the ozone.
- Due to warmer and higher temperatures, there is a chance for the formation of photochemical smog.
- When winter comes, the climate is colder so more combustion of fuels takes place and fog is formed as a result of this combustion emissions.
- Health hazards will occur because of Smog and it is mainly due to the presence of pollutants like nitrous oxide, carbon monoxide, and sulfur Oxide, these cause health issues mainly in older individuals, children, and in the people having pre existing diseases, it mainly affects the lungs and may result in bronchitis, asthma, etc. And it also affects the eyes and nose of the people.
- There is a possibility of premature deaths because of Smog in people with cancer and lung diseases and there are chances of low birth weight and birth defects if pregnant women are exposed to Smog. The answer is smoke and fog and remaining wrong.

Hence, The correct answer is option (C).

Note: Every individual has a role in the control of Smog by decreasing usage of cars and bikes, and by increasing walk and using bicycles, and avoid the products that release the volatile organic compounds, and avoid gas-powered motors instead use the electric ones.