Important Questions on Management of Wastes
Give any four ways through which we can minimise the generation of waste. 
Government is prompting recyclable materials to be used. Can you tell how it will help the environment? How do rag-pickers help in the waste management of a city? Manures and compost are environment friendly, still farmers prefer to use chemical fertilisers. Why? What are the benefits of installing separate dustbins for biodegradable and non-biodegradable wastes? 
