Identification of Bacteria What is the order of reagents used in the Gram stain? 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 Crystal violet, iodine, safranin, decolorizer Crystal violet, iodine, decolorizer, safranin ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The deinococci are gram-positive cocci and rods that are distinctive in their unusually great resistance to desiccation radiation extreme temperatures both (a) and (b) desiccation radiation extreme temperatures 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? Voges-Proskauer test Methyl red test Citrate utilization test Indole test Voges-Proskauer test Methyl red test Citrate utilization test Indole test 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 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
Identification of Bacteria What is the colour of gram-negative bacteria on a gram staining? Colourless Pink Green Purple Colourless Pink Green Purple ANSWER DOWNLOAD EXAMIANS APP
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