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Which of the following is a non-biodegradable pollutant ?
- (a)Paper
- (b)DDT
- (c)Wood
- (d)Vegetable peel
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(B)/ DDT (1 Mark)
Which of the following is a non-biodegradable pollutant ?
CBSE Class 10 Science PYQ · Our Environment · Waste management; biodegradable vs non-biodegradable · 1 Mark · March 2026 · Standard
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