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8.Microbes in Human Welfare
normal
Composited manure is formed from
A
Rotted vegetable and animal refuse’
B
Farmyard manure and green manure
C
Farm refuse and household refuse
D
Organic wastes from which biogas has been extracted
Solution
(a) Composited mannure is rotten vegetable matter, garbage, sewage sludge and animal refuse often enriched with small amount of chemical fertilizers during decomposition stage.
Standard 12
Biology
