3. H2S Production - – – test - 4. Gelatin – – hydrolysis test 5 Citrate + + + (Blue color) utilization test - + + 6. Nitrate reduction test 7. Oxidase test + + + 8. Catalase test + + + 9. M-R test + – – 10. V-P test – – – 11. Iodole – – – production test 12. TSI slant No change No color change Slant/butt- Yellow No gas Yellowish color Pink colored 13. Macconkey`s Agar plate No growth colony Grown colony obtained With pink centre 14. Gram`s Gram positive, Gram negative, Gram negative, stainining Cocci Rod shape rod Shaped 15. Motility Non-motile Motile Non-motile + Keys- -- Positive test -- Negative test – Biodegradation efficiency:-
3. H2S Production test – – - 4. Gelatin hydrolysis test – – - 5 Citrate utilization test + + + (Blue color) 6. Nitrate reduction test - + + 7. Oxidase test + + + 8. Catalase test + + + 9. M-R test – – + 10. V-P test – – – 11. Iodole production test – – – 12. TSI slant No change No color change Slant/butt- Yellow No gas 13. Macconkey`s Agar plate No growth obtained Yellowish color colony Grown Pink colored colony With pink centre 14. Gram`s stainining Gram positive, Cocci Gram negative, Rod shape Gram negative, rod Shaped 15. Motility Non-motile Motile Non-motile Keys- + -- Positive test – -- Negative test Biodegradation efficiency:-
Dissertation-on-Petroleum-Biodegradation-In-Natural-Environment.docx