Identification of Bacteria The process of Gram staining is based on the ability of bacterial cell wall to retain the safranin dye to retain part of both dyes none of above to retain the crystal violet dye during solvent treatment. to retain the safranin dye to retain part of both dyes none of above to retain the crystal violet dye during solvent treatment. ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria At what concentration of sulphuric acid, Nocardia resists decolourization? 5% sulphuric acid 8% sulphuric acid 0.5% sulphuric acid 10% sulphuric acid 5% sulphuric acid 8% sulphuric acid 0.5% sulphuric acid 10% sulphuric acid ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the order of reagents used in the Gram stain? 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 Crystal violet, safranin, iodine, decolorizer ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the colour of gram -postive bacteria on a gram staining? Pink Colourless Purple Green Pink Colourless Purple Green 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 Methyl red test Indole test Voges-Proskauer test Citrate utilization test Methyl red test Indole test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the colour of gram-negative bacteria on a gram staining? Purple Green Pink Colourless Purple Green Pink Colourless ANSWER DOWNLOAD EXAMIANS APP
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