Science, asked by us5540421, 4 months ago

a)WhatisSewage?Explainwhyitisharmfulto

dischargeuntreatedsewageintoriversorseas.​

Answers

Answered by parultyagi571
4

Explanation:

Sewage is the wastewater containing both liquid and solid wastes produced by human activities from homes, industries, hospitals, offices, etc. Sewage contains various contaminants including disease-causing bacteria and other microbes. ... That is why it is harmful to discharge untreated sewage into rivers or seas.

Answered by naman982688
1

Answer:

Sewage is a liquid containing wastes which is disposed by households, industrial and agricultural activities in water. It is harmful to discharge untreated sewage into rivers or seas because it can pollute the whole sources of water. Sewage contains harmful substances and disease causing organisms.

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