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? Methyl red test Citrate utilization test Voges-Proskauer test Indole test Methyl red test Citrate utilization test Voges-Proskauer test Indole test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following is a primary stain for acid fast staining of mycobacteria? Crystal violet Methylene blue Carbol fuchsin Geimsa Crystal violet Methylene blue Carbol fuchsin Geimsa ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria The primary stain of Gram's method is safranin phenolpthalene methyl red crystal violet safranin phenolpthalene methyl red crystal violet 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 both (a) and (b) extreme temperatures radiation desiccation both (a) and (b) extreme temperatures radiation 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? Both (a) and (b) Blue colour Appearance of growth None of these Both (a) and (b) Blue colour Appearance of growth None of these ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following is commonly used as Gram's decolouriser? Methyl alcohol Ethyl alcohol Acetone A mixture of ethyl alcohol and acetone Methyl alcohol Ethyl alcohol Acetone A mixture of ethyl alcohol and acetone ANSWER DOWNLOAD EXAMIANS APP