Teaching BPSC बिहार माध्यमिक TGT (9 to 10) शिक्षक भर्ती 4.0 Mock Test General Science Biology Ecology & Environment
Biodegradable waste can be transformed into compost by a process called ?
1
Composting
2
Recycling
3
Reusing
4
More than one of the above
5
None of the above