Question

Which of the following is not a source of air pollution?

• A. Automobile exhaust
• B. Burning of firewood
• C. Windmill
• D. Power plant

Answer 1

The correct option is C

Windmill

The correct option is C.

Explanation of correct option:

1. The contamination of air because of the presence of substances in the atmosphere, which is deleterious to the health of humans and other living beings is known as air pollution.
2. The distinct kinds of air pollutants are carbon dioxide, ammonia, sulfur dioxide, methane, carbon monoxide, etc.
3. Windmill does not result in air pollution.
4. They are generally used to generate energy by the motion of the wind.
5. It is a renewable source of energy and produces a clean form of energy.

Explanation of incorrect options:

Option A:

1. The solid particles, which are released into the atmosphere that results in air pollution come from automobile exhaust.

Option B:

1. The combustion of fossil fuels like coal and petroleum and the burning of firewood is one of the major reasons for air pollution.
2. This release toxic components into the atmosphere resulting in air pollution.

Option D:

1. The power plants like coal-fired power stations emit significant concentrations of sulfur dioxide, carbon dioxide, and other harmful pollutants into the atmosphere.
2. These emissions from power plants can result in long-range air pollution.

Final answer: Windmill is not a source of air pollution.