Question

Which of the following is a mode of controlling pollution in big cities?

• A. Cleanliness and less use of insecticides
• B. Proper disposal of organic wastes, sewage and industrial effluents
• C. Broder roads and shifting of factories out of the residential areas
• D. All of the above

Answer 1

The correct option is D All of the above

Cleanliness and less use of insecticides, proper disposal of organic wastes, sewage and industrial effluents, broder roads and shifting of factories out of the residential areas all help in reduction of pollution.