Isolates Catalase Amylase Oxidase Urease Isolate-1 + - + - Isolate-2 + - - + Isolate-3 + - + - Isolate- 4 + + + + Isolate-5 + - - + Isolate-6 - + - + Isolate-7 + + - - Isolate-8 + + - - 1solate-9 + + - - Isolate-10 - + - + Isolate-11 + - + -

Table 3: Enzyme activity shown by various isolates