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 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? None of these Appearance of growth Blue colour Both (a) and (b) None of these Appearance of growth Blue colour Both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following(s) is/ are oxidase-positive bacteria? Vibrio All of these Pseudomonas Neisseria Vibrio All of these Pseudomonas Neisseria ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the colour of gram -postive bacteria on a gram staining? Green Pink Purple Colourless Green Pink Purple Colourless ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following organisms can be demonstrated with silver impregnation method? Spirochaetes Salmonella Vibrios Shigella Spirochaetes Salmonella Vibrios Shigella ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The process of Gram staining is based on the ability of bacterial cell wall to retain the crystal violet dye during solvent treatment. none of above to retain the safranin dye to retain part of both dyes to retain the crystal violet dye during solvent treatment. none of above to retain the safranin dye to retain part of both dyes ANSWER DOWNLOAD EXAMIANS APP
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