67th B.P.S.C. (Pre) 2022
Biodegradable waste can usually be converted into useful substances with the help of:'
aBacteria✓ Correct
bVirus
cNuclear protein
dRadioactive substance
eNone of the above/More than one of the above
Explanation
Biodegradable waste is generally converted into useful substances by bacteria.
general-science
