State whether the following statements are True or False.
In case a statement is false, write the correct statement.
(a) Sewage is a solid waste which causes water pollution and soil pollution.
(b) Used water is wastewater.
(c) Wastewater could be reused.
(d) Where underground sewerage systems and refuse disposal systems are not available, the high-cost on-site sanitation system can be adopted.

AcademicChemistryNCERTClass 7

(a) False
Sewage is a liquid waste that causes water pollution and soil pollution.
(b) True
(c) True
(d) False
Where underground sewerage systems and refuse disposal systems are not available, low-cost on-site sanitation systems can be adopted.
raja
Updated on 10-Oct-2022 13:23:31

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