engineering recuitment BPSC Assistant Sanitary & Waste Management Officer Mock Test 2022 Environmental Engineering Solid Waste Management
The process of decomposition of biodegradable organic matter by the soil bacteria as in ordinary composting techniques but takes assistance of cultured earthworms is known as
1
Vermi-composting
2
Thermal pyrolysis
3
Sanitary land filling
4
Shredding and pulverization