Identification of Bacteria At what concentration of sulphuric acid, Nocardia resists decolourization? 0.5% sulphuric acid 5% sulphuric acid 8% sulphuric acid 10% sulphuric acid 0.5% sulphuric acid 5% sulphuric acid 8% sulphuric acid 10% sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The production of sufficient acid by fermentation of glucose leads to decrease in pH such that pH of the medium falls below 4.5. Which of the following test can detect it? Voges-Proskauer test Citrate utilization test Indole test Methyl red test Voges-Proskauer test Citrate utilization test Indole test Methyl red test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the order of reagents used in the Gram stain? Safranin, crystal violet, decolorizer, iodine Crystal violet, iodine, decolorizer, safranin Crystal violet, iodine, safranin, decolorizer Crystal violet, safranin, iodine, decolorizer Safranin, crystal violet, decolorizer, iodine Crystal violet, iodine, decolorizer, safranin Crystal violet, iodine, safranin, decolorizer Crystal violet, safranin, iodine, decolorizer ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following inference(s) indicate(s) the ability of an organism to utilize citrate as a sole source of carbon in Simmon's citrate medium? Appearance of growth Both (a) and (b) Blue colour None of these Appearance of growth Both (a) and (b) Blue colour None of these ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following is a substitute for crystal violet used in gram-staining procedure? Phenolpthalene Bromocresol green Methylene blue Safranin Phenolpthalene Bromocresol green Methylene blue Safranin ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The organisms that can be acid-fast stained is all of these Lepra bacilli Tubercle bacilli Nocardia all of these Lepra bacilli Tubercle bacilli Nocardia ANSWER DOWNLOAD EXAMIANS APP