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Bio-gas production is more useful when c...

Bio-gas production is more useful when compared to the direct use of dung because

A

both fuel value and fertiliser value are effectively utilized

B

production of bio gas involves less labour

C

fuel is quickly produced

D

the fertilizer produced is a fluid

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The correct Answer is:
A
Biogas production is more useful compared to the direct use of dung because both fuel value and fertiliser value are effectivley utilised in biogas.
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