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प्रश्न
Pollutants are classified into ______.
विकल्प
Smog
Qualitative
Non-biodegradable
All of these
MCQ
रिक्त स्थान भरें
उत्तर
All of these
Explanation:
Pollutants can be divided into three types: smog, qualitative, and non-biodegradable pollution, depending on the environment (air, water and soil).
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