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Explain the causes of river pollution?

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NCERT Important Questions for Class 9 Social Science Geography Chapter 3
Social Science Class 9 Geography
Drainage 3
Important Questions
3/5 Marks Questions

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1 Answer

  1. 1. Demand in domestic as well as industrial use affected its quality.
    2. Dumping of untreated Sewage Water from home and industries.
    3. Excessive use of chemical fertilizers also pollutes the river bodies.
    4. Industrial pollution combined with acid rain also pollutes river.
    5. Excessive deforestation led to reduction in rainfall which ultimately affects the water level and pollutes the river.

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