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 None of these Both (a) and (b) Blue colour Appearance of growth None of these Both (a) and (b) Blue colour ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria At what concentration of sulphuric acid, Nocardia resists decolourization? 0.5% sulphuric acid 8% sulphuric acid 10% sulphuric acid 5% sulphuric acid 0.5% sulphuric acid 8% sulphuric acid 10% sulphuric acid 5% sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the order of reagents used in the Gram stain? Crystal violet, safranin, iodine, decolorizer Crystal violet, iodine, safranin, decolorizer Crystal violet, iodine, decolorizer, safranin Safranin, crystal violet, decolorizer, iodine Crystal violet, safranin, iodine, decolorizer Crystal violet, iodine, safranin, decolorizer Crystal violet, iodine, decolorizer, safranin Safranin, crystal violet, decolorizer, iodine ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following is commonly used as Gram's decolouriser? Acetone A mixture of ethyl alcohol and acetone Ethyl alcohol Methyl alcohol Acetone A mixture of ethyl alcohol and acetone Ethyl alcohol Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Production of acetoin can be detected by which of the following tests? Methyl red test Citrate test Indole test Voges-Proskauer test Methyl red test Citrate test Indole test Voges-Proskauer test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the colour of gram-negative bacteria on a gram staining? Green Colourless Pink Purple Green Colourless Pink Purple ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS