Question

Name two activities which lead to the formation of sewage
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Answer 1

Answer:hope it will help

Explanation:1) Industrial activities: several industries that cause formations of sewage are agricultural, mining, fishing, nuclear, fuel, plastic, and auto manufacturing.

2) Domestic activities: several activities like bathing, urine, cutting of vegetables etc cause sewage to form.

Answer 2

Answer:

I hope it will help for you

Explanation:

From houses:Sewage will form from homes also. In home the sewage will form from vegetable peels, bath water, urine etc can form sewage.

From industries:Industries will release the dust ,wastes ,Chemicals,salt, different gases, acids etc.,into water this causes the formation of sewage