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? Appearance of growth Both (a) and (b) None of these Blue colour Appearance of growth Both (a) and (b) None of these Blue colour ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The organisms that can be acid-fast stained is Tubercle bacilli Lepra bacilli all of these Nocardia Tubercle bacilli Lepra bacilli all of these Nocardia 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 Citrate utilization test Methyl red test Voges-Proskauer test Indole test Citrate utilization test Methyl red test Voges-Proskauer test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Production of acetoin can be detected by which of the following tests? Citrate test Methyl red test Voges-Proskauer test Indole test Citrate test Methyl red test Voges-Proskauer test Indole test 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
Identification of Bacteria Which of the following is a substitute for crystal violet used in gram-staining procedure? Methylene blue Bromocresol green Safranin Phenolpthalene Methylene blue Bromocresol green Safranin Phenolpthalene ANSWER DOWNLOAD EXAMIANS APP