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? Both (a) and (b) Appearance of growth None of these Blue colour Both (a) and (b) Appearance of growth None of these Blue colour ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the order of reagents used in the Gram stain? Crystal violet, iodine, decolorizer, safranin Safranin, crystal violet, decolorizer, iodine Crystal violet, iodine, safranin, decolorizer Crystal violet, safranin, iodine, decolorizer Crystal violet, iodine, decolorizer, safranin Safranin, crystal violet, decolorizer, iodine Crystal violet, iodine, safranin, decolorizer Crystal violet, safranin, iodine, decolorizer ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following is commonly used as Gram's decolouriser? Acetone Ethyl alcohol A mixture of ethyl alcohol and acetone Methyl alcohol Acetone Ethyl alcohol A mixture of ethyl alcohol and acetone Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following shows a positive urease test? Proteus Klebsiella None of these Both (a) and (b) Proteus Klebsiella None of these Both (a) and (b) 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? Indole test Voges-Proskauer test Citrate utilization test Methyl red test Indole test Voges-Proskauer test Citrate utilization test Methyl red test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The process of Gram staining is based on the ability of bacterial cell wall to retain part of both dyes none of above to retain the safranin dye to retain the crystal violet dye during solvent treatment. to retain part of both dyes none of above to retain the safranin dye to retain the crystal violet dye during solvent treatment. ANSWER DOWNLOAD EXAMIANS APP
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