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Chapter 18

Chapter 18 Pollution of Air and Water

Posted on June 8, 2018 by Mrs Shilpi Nagpal

Class 8 | Science | Ch 16 |Pollution of Air and Water| NCERT Solutions 1. What are the different ways in which water gets contaminated ? Answer: Water gets contaminated by : a) Sewage waste: Waste material from toilet, kitchens, laundry which are discharged in water without proper treatment causes its contamination. b) Industrial dispose: Harmful and poisonous … [Read more...] about Chapter 18 Pollution of Air and Water

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