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Question
Fill in the blanks with the help of words given in bracket after the sentence.
When air is contaminated by ______ substances which have a ______ effect on both the ______ and ______ it is referred to as______.
(air pollution, harmful, living, unwanted, non-living, pollutants)
Fill in the Blanks
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Solution
When air is contaminated by unwanted substances which have a harmful effect on both the living and non-living, it is referred to as pollution.
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