Table Title Page. 1 World petrochemical production 5. 3 Petrochemicals and its applications 9. 4 The major products ox I.P.C.L. 15

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1 LIST OF TABLES Table Title Page S o. i'i o 1 World petrochemical production 5 2 World Petroleum and natural Gap, Resources 7 3 Petrochemicals and its applications 9 4 The major products ox I.P.C.L IPCL*s share of total installed, capacity in selected products 17 6 Pollutants in petrochemical industry wastewater 20 7 Toxicity of petrochemical pollutants 22 8 Influence of structure on degradability 47 9 Microorganisms detected in different sewage treatment plants Microorganisms utilizing petroleum hydrocar cons and petrochemicals Major Genera of hydrocarbanoclastic bacteria and fungi from marine and brackish water Plasmid-coded degradative pathways of soil bacteria naturally occuring nitriles Industrial applications of nitriles List of different nitriles utilizing microorganisms Accumulation of heavy metals ir. microorganisms Threshold of inhibitory effects on activated sludge process List of chemicals used and source Reagents and standards used for various estimations 111 Contd.,

2 Tabl do. 0 Title Pacre 20 C omposition of Fogg's Medium 12B 21 Zarrauk' s Medium Composition of Basal Salt Medium Composition of Mac Conk ay's agar Composition of Nutrient near Compos! ti on of Urea Agar Medium Compositi on of Kenkright and Kunaiers Medium Composition of Ashby's Mannitol agar medium Composition of Nile medium Comoosit ion of Delta medium C omposition ox Masurovsky' s medium Composition of Algae medium Composition of Luria-Bertani (IB) medium Composition of Rose-Bengal Agar Composition of Synthetic medium-y Details of assay system for bacterial enzymes Characteristics of the wastewater samples collected at different points in IPCL central wastewater treatment plant Plate counts of bacteria and fungi in different culture media inoculated with samples collected from different points from IPCL wastewater treatment plant Characteristics of bacteria isolated from IPCL wastewaters Bacteria isolated from IPCL wastewater treatment plant 171 4o Screening of bacteria isolated from IPCL wastewater s for petrochemical utilization 172 Contd..

3 Table Title Page No, -.41 Screening of bacteria isolated from IPCL wastewaters for heavy metal tolerance Composition of the chemical constituents in the combined IPCL wastewaters Growth of Algae in the presence of organic chemicals Growth of algae in the presence of heavy metals Growth of bacteria used for combined IPCL wastewater treatment on organic chemicals Growth of bacteria used for combined IPCL wastewater treatment in presen ce of heavy metals IFCL combined wastewater characteristics Treatment of combined IPCL wastewater by selected cultures of bacteria and algae Composition of IMT wastewater Growth of bacteria used for EMT plant effluent treatment on organic chemicals Growth of bacteria used for HIT plant effluent treatment in presence of heavy metals Characteristics of HIT wastewater 1S4 53 Treatment of DMT waste in laboratory using mixed culture of bacteria ' Effect of treated & untreated Q-IT plant wastewater on the growth of embryo during germination Effect of treated & untreated IMP plant wastewater on protease activity during germination Effect of treated & untreated IMT plant wastewater on protein content of attached cotyledons during the germination ACN-ACR' wastewater characteristics 204 Contd.,

4 Table Title Page T,*T _ A O. 58 Growth of bacteria used for ACIJ plant effluent treatment on organic chemicals Growth of bacteria used for ACLI plant effluent treatment in the presence of heavy metals Treatment of ' ACKuaCR' wastewacer Effect of treated & untreated acn plant wastewater on protease activity during germination Effect of treated & untreated acetonitrile-acrylonitrile plant waste water on protein content of attached cotyledons during gemination Effect of untreated & treated nctt plant wastewater on the growth of embryo during germination Bacteria, utilizing acetonitrile Grower of bacteria isolated from IPCL effluents at different concentrations of Acetonitrile Stoichiometry ox acetonitrile hydrolysis by cellfrae extract Stoichiometry of acetamide hydrolysis by cell free extract Effect of period of incubation on the breakdown of acetonitrile and production of nitrilase and am id use by Azotobacter sp. P Effect of initial pk of the medium on growth and production of nitrilase and amidase by Azotobacter sp. P Effect ox temperature of incubation on bacterial growth and nitrilase and amidase production by Azotobacter sp. P Effect of amount ox inoculum on growth and nitrilase and amidase production by Azotobacter sp. P23-1C5 226 Contd

5 Table Title Page 72 Effect of shaking during cultivation on growth and production of nitrilase and amilase by A zotobacter sp. P Induction of nitrilase and amidase in the cells of azotobacter sp. P Ik Growth and enzyme production by Azotobacter sp. P on various nitriles ard amides 75 Effect of acetonitrile concentration on growth and nitrilase and amidase oroduction by A zotobacter so. P Effect of ph: on nit rilase activity1 77 Effect of enizyme CO. n cant rat ion on nitrilase activit 78 Effect of :ri od of incubation on nitrilase activit 79 Effect of su bst rate cone ent ration on nitrilase activity 80 Effect of temperature on nitrilase activity 81 Effect of heat inactivation or. nitrilase activity 82 Effect of various inhibitors cn nitrilase activity 83 Comparison of the characteristics of nitrilase from various sources 84 Effect of ph on araidase activity 85 Effect of temperature on amidase activity 86 Effect of heat inactivation on amidase activity 87 Effect of enzyme concentration on amidase activity 88 Effect of period of incubation on amidase activity 89 Effect of substrate concentration on amidase activity 90 Effect of various inhibitors cn amidase activity Contd

6 Table Ho. 1 i 1 -i""1 tj. Page Ho. 91 activities of the enzymes involved in ammonia assimilation in Azotobacter sr. P grown on different carbon and ni'trogen sources Activities of the enzymes involved in ammonia assi&ilation in Azotobacter sp. P grown on acetonitrile as sole source of carbon and nitrogen Resistance of Azot obacter sp. P to heavy metals and anttbyotics Properties of wild and cured strains of Azot obacter so. P " Characteristics of yeast isolate Growth of Rhodotorula sp. Pxy on organic chemicals Growth of Rhodotorula sp. Pxy in presence of Heavy metals Toxicity of heavy metals on Rhodotorula sp. Pxy Growth of Rhodotorula sp. Pxy in the presence of lead salts Growth of Rhodotorula sp. Pxy in the presence of lead acetate 291

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