Identification of Bacteria Which of the following is a substitute for crystal violet used in gram-staining procedure? Bromocresol green Phenolpthalene Methylene blue Safranin Bromocresol green Phenolpthalene Methylene blue Safranin 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 Acetone Methyl alcohol A mixture of ethyl alcohol and acetone Ethyl alcohol Acetone Methyl alcohol ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria Production of acetoin can be detected by which of the following tests? Voges-Proskauer test Citrate test Indole test Methyl red test Voges-Proskauer test Citrate test Indole test Methyl red test ANSWER DOWNLOAD EXAMIANS APP
Identification of Bacteria What is the colour of gram -postive bacteria on a gram staining? Colourless Pink Purple Green Colourless Pink Purple Green 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 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 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 ANSWER DOWNLOAD EXAMIANS APP