Identification of Bacteria Which of the following is commonly used as Gram's decolouriser? A mixture of ethyl alcohol and acetone Ethyl alcohol Acetone Methyl alcohol A mixture of ethyl alcohol and acetone Ethyl alcohol Acetone Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The primary stain of Gram's method is safranin phenolpthalene methyl red crystal violet safranin phenolpthalene methyl red crystal violet ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following(s) show(s) positive results for phenylalanine deaminase test? All of these Morganella Proteus Providencia All of these Morganella Proteus Providencia 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? Citrate utilization test Voges-Proskauer test Methyl red test Indole test Citrate utilization test Voges-Proskauer test Methyl red test Indole test 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) None of these Blue colour Appearance of growth Both (a) and (b) None of these Blue colour ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria At what concentration of sulphuric acid, Nocardia resists decolourization? 8% sulphuric acid 5% sulphuric acid 0.5% sulphuric acid 10% sulphuric acid 8% sulphuric acid 5% sulphuric acid 0.5% sulphuric acid 10% sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
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