Identification of Bacteria What is the order of reagents used in the Gram stain? Safranin, crystal violet, decolorizer, iodine Crystal violet, iodine, safranin, decolorizer Crystal violet, iodine, decolorizer, safranin Crystal violet, safranin, iodine, decolorizer Safranin, crystal violet, decolorizer, iodine Crystal violet, iodine, safranin, decolorizer Crystal violet, iodine, decolorizer, safranin Crystal violet, safranin, iodine, decolorizer 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 Which of the following shows a positive urease test? Proteus Both (a) and (b) None of these Klebsiella Proteus Both (a) and (b) None of these Klebsiella 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? Blue colour Appearance of growth None of these Both (a) and (b) Blue colour Appearance of growth None of these Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Production of acetoin can be detected by which of the following tests? Indole test Voges-Proskauer test Methyl red test Citrate test Indole test Voges-Proskauer test Methyl red test Citrate test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The process of Gram staining is based on the ability of bacterial cell wall to retain the safranin dye none of above to retain the crystal violet dye during solvent treatment. to retain part of both dyes to retain the safranin dye none of above to retain the crystal violet dye during solvent treatment. to retain part of both dyes ANSWER DOWNLOAD EXAMIANS APP
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