Question

Which of the following activities does not result in water pollution?

• A. Sewage disposal
• B. Disposal of dead animals into rivers
• C. Industrial discharge of gases such as carbon dioxide
• D. Fertilisers and pesticides from the agricultural fields

Answer 1

The correct option is C Industrial discharge of gases such as carbon dioxide

Water pollution occurs when harmful substances often chemicals or microorganisms contaminate water body, degrading water quality and rendering it toxic to humans or the environment. Industrial discharge of gases such as carbon dioxide cause air pollution and not water pollution.