Environment & Ecology · Environmental Ecology
Which of the following activities contributes most directly to water pollution?
Verified Solution4 OptionsUpdated: October 2026👁️1 View
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- 1Application of bio-pesticides on indoor crops
- 2Controlled recreational fishing activities
- 3Use of organic fertilizers in agricultural fields
- 4Discharge of untreated industrial and domestic sewage into rivers✓
Correct answer
Discharge of untreated industrial and domestic sewage into rivers
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