Lab Name of Bacteria MG MB AB PR TA Plates showing positive results PNP1 + + + + + + + + + - + + + PNP2 + - - + + PNP3 + + + - + + + + + + + PNP4 + + + + + + + PNP5 - - - - - PNP6 - + + + + + + +++ + + + PNP7 - - - - - PNP8 + + + + + + + + + + + + PNP9 - - - - - PNP10 - - - - - Note* +++ = Maximum; + = Minimum; – = No decolourization

Table 3: Decolourization of dyes by isolated bacteria.