Which of the following is not a source of waste water?
  1. Sewers
  2. Homes
  3. Industries
  4. Hospitals

AcademicChemistryNCERTClass 7

Correct Answer: (a) Sewers

Explanation: Sewers are the pipes through which wastewater generated from homes, industries and hospitals flows. They are not the source of wastewater.

Updated on 10-Oct-2022 13:22:17