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प्रश्न
The question has four options. Choose the correct answer:
Sewage sludge is used as
पर्याय
manure
biogas generators
both manure and biogas generators
tipping
MCQ
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उत्तर
both manure and biogas generators
shaalaa.com
या प्रश्नात किंवा उत्तरात काही त्रुटी आहे का?
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