Microbiology Which of the following property(ies), shown by the organisms belong(s) to the family Enterobacteriaceae? All of these They are oxidase-negative They ferment glucose They are catalase-positive All of these They are oxidase-negative They ferment glucose They are catalase-positive ANSWER DOWNLOAD EXAMIANS APP
Microbiology Xylose lysine deoxycholate (XLD) agar is better selective medium than the deoxycholate citrate agar (DCA) because it imparts better growth it is selective it contains high salt concentration it is less inhibitory to S. Dysentriae and S. flexneri it imparts better growth it is selective it contains high salt concentration it is less inhibitory to S. Dysentriae and S. flexneri ANSWER DOWNLOAD EXAMIANS APP
Microbiology The milk streptococci produce acetoin that gets spontaneously oxidized yielding a flavorings agent (responsible for aroma of butter) that is butyric acid acetone acetyl coA diacetyl butyric acid acetone acetyl coA diacetyl ANSWER DOWNLOAD EXAMIANS APP
Microbiology The Bacillus cereus causes gasteroenteritis by the production of an exoenterotoxin which is released in food as a result of cell growth cell autolysis cell damage cell permeation cell growth cell autolysis cell damage cell permeation ANSWER DOWNLOAD EXAMIANS APP
Microbiology A bacterial food intoxication refers to food borne illness caused by the presence of a bacterial toxin formed in food None of these illness caused by presence of pathogens both (a) and (b) food borne illness caused by the presence of a bacterial toxin formed in food None of these illness caused by presence of pathogens both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Microbiology Which of the following gram-negative bacteria is/are not aerobic? Escherichia None of these Pseudomonas Neisseria Escherichia None of these Pseudomonas Neisseria ANSWER DOWNLOAD EXAMIANS APP
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