NCERT VIII - Sciences<br /><br />
What are the different ways in which water gets contaminated?
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it reduces smog OK bro it get contaimanted
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Water gets contaminated when sewage is disposed off rivers
Chemical S are harmful and poisonous are thrown in water resources by various industrial units
Chemical S are harmful and poisonous are thrown in water resources by various industrial units
shivanineha7200:
hi
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