Growth and Nutrition of Bacteria The combination of low levels of NaCl, NaNO3 (sodium nitrate), and slightly acid pH can prevent multiplication and toxin formation of Salmonella S. aureus all of these C. botulinum Salmonella S. aureus all of these C. botulinum ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The average size of cells during the exponential phase of growth is equal to the lag phase none of these greater than the lag phase lesser than the lag phase equal to the lag phase none of these greater than the lag phase lesser than the lag phase ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The term facultative anaerobe refers to an organism that requires less oxygen than is present in air doesn't use oxygen but tolerates it is killed by oxygen uses oxygen when present or grows without oxygen when absent requires less oxygen than is present in air doesn't use oxygen but tolerates it is killed by oxygen uses oxygen when present or grows without oxygen when absent ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Generation time is time required for the initial adjustment both (a) and (c) time required for the population to double obtained by expression t/n, where t = time interval, n = number of generation time required for the initial adjustment both (a) and (c) time required for the population to double obtained by expression t/n, where t = time interval, n = number of generation ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The growth is normally expressed as __________ in turbidimetric measurement cells per ml optical density mg N2 /ml cfu/ml cells per ml optical density mg N2 /ml cfu/ml ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A synergistic effect is observed when one organism removes an inhibitory substance for another microbial alteration of pH, aw, Eh favours the growth of another one organism produces a growth factor utilized by another All of these one organism removes an inhibitory substance for another microbial alteration of pH, aw, Eh favours the growth of another one organism produces a growth factor utilized by another All of these ANSWER DOWNLOAD EXAMIANS APP