Question

Which of the following will be effective in reducing air pollution?

• A. Solar energy
• B. Use of CNG
• C. Use of electric cars
• D. All of these

Answer 1

The correct option is D All of these

Air pollution can be reduced by the following methods:

(i) Use of electric cars - It runs on electricity and does not emit smoke, therefore creates no pollution.

(ii) Using solar energy - It is a non-polluting and non-depleting source of energy.

(iii) Use of CNG as a fuel - It is cleaner than petrol and diesel.