Question
Sewage water from residential areas and used water from industries must be disposed of directly into the rivers and lakes.
Answer: Option B
:
B
Sewage water and industrial waste water contain alot of chemicals, unused materials, and harmful microorganisms, and should not be directly disposed of into the rivers and lakes because they cause water pollution and contamination which is a threat to aquatic life. They should be first treated before dumping into these places.
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:
B
Sewage water and industrial waste water contain alot of chemicals, unused materials, and harmful microorganisms, and should not be directly disposed of into the rivers and lakes because they cause water pollution and contamination which is a threat to aquatic life. They should be first treated before dumping into these places.
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