Answer :

i. In villages, domestic sewage is disposed off either in nearby soil or in biogas plant. However, in cities, sewage needs to be carried to processing unit and acted upon by microbial processes.

ii. Segregation of dry and wet waste should be done at household level itself.


iii. Dry waste can be dumped in garbage bins which can further be used in the landfill processes.


iv. Wet waste can be used for the preparation of compost.


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