Identification of Bacteria Catalase production is negative in which of the following? Streptococcus Proteus Staphylococcus Salmonella Streptococcus Proteus Staphylococcus Salmonella 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 to retain the safranin dye to retain the crystal violet dye during solvent treatment. none of above to retain part of both dyes to retain the safranin dye to retain the crystal violet dye during solvent treatment. none of above 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 extreme temperatures radiation both (a) and (b) desiccation extreme temperatures radiation 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? Methyl red test Voges-Proskauer test Indole test Citrate utilization test Methyl red test Voges-Proskauer test Indole test Citrate utilization test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Which of the following is commonly used as Gram's decolouriser? A mixture of ethyl alcohol and acetone Ethyl alcohol Methyl alcohol Acetone A mixture of ethyl alcohol and acetone Ethyl alcohol Methyl alcohol Acetone ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Gram staining was developed accidentally in 1884 by Joseph Christian Gram Hans Christian Gram Robert Gram Alexander Fleming Joseph Christian Gram Hans Christian Gram Robert Gram Alexander Fleming ANSWER DOWNLOAD EXAMIANS APP