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Question
______ is an undesirable change in the physical, chemical or biological characteristics of our air, land and water that may harmfully affect human lives or other species.
Options
Pollution
Degradation
Management
None of these
MCQ
Fill in the Blanks
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Solution
Pollution is an undesirable change in the physical, chemical or biological characteristics of our air, land and water that may harmfully affect human lives or other species.
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