FOR INSTANCE, TO FIND OUT IF THE ORGANISM IS CAPABLE OF DEGRADING CELLULOSE WE USE CELLULASE ENZYME ACTIVITY USING MEDIA AND INDICATORS. IF THERE IS A ZONE OF INHIBITION AROUND THE COLONIES IT IS CELLULASE POSITIVE. SO I WOULD LIKE TO IF THERE IS ANY SUCH TEST TO FIND OUT IF THE ORGANISM IS ETHANOL PRODUCING ORGANISM. PLEASE EXPLAIN