Growth and Nutrition of Bacteria Starvation proteins are produced by a culture during which of the following segments of the growth curve? Stationary phase Exponential phase Death phase Lag phase Stationary phase Exponential phase Death phase Lag phase ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The growth is normally expressed as __________ in turbidimetric measurement mg N2 /ml cfu/ml optical density cells per ml mg N2 /ml cfu/ml optical density cells per ml ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The generation time of a culture that produces two generations per hour is lesser than that produces three generations per hour None of these equal to that produces three generations per hour greater than that produces three generations per hour lesser than that produces three generations per hour None of these equal to that produces three generations per hour greater than that produces three generations per hour ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A culture broth tube was very turbid at the surface but clear throughout the rest of the tube indicating that the organism cannot tolerate oxygen organism should be grown in an anaerobic chamber organism are aerobes organism cannot produce superoxide dismutase and/or catalase organism cannot tolerate oxygen organism should be grown in an anaerobic chamber organism are aerobes organism cannot produce superoxide dismutase and/or catalase ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Antimicrobial constituents for the microbial growth in foods are none of these extrinsic factor intrinsic factor both (a) and (b) none of these extrinsic factor intrinsic factor both (a) and (b) ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Organisms such as lactobacilli that have elaborate requirements for specific nutrients i.e. vitamins and other growth promoting substances, are generally called as chemotrophs fastidious hetrotrophs photo-organotrophs chemo-lithotrophs chemotrophs fastidious hetrotrophs photo-organotrophs chemo-lithotrophs ANSWER DOWNLOAD EXAMIANS APP