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 S. aureus all of these Salmonella C. botulinum S. aureus all of these Salmonella C. botulinum ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The growth is normally expressed as __________ in turbidimetric measurement cfu/ml cells per ml mg N2 /ml optical density cfu/ml cells per ml mg N2 /ml optical density ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The period between inoculation of bacteria in a culture medium and beginning of multiplication is known as decline phase log phase stationary phase lag phase decline phase log phase stationary phase lag phase 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 photo-organotrophs chemo-lithotrophs fastidious hetrotrophs chemotrophs photo-organotrophs chemo-lithotrophs fastidious hetrotrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is the suitable temperature range for mesophiles? >40°C 25-40°C 20-30°C None of these >40°C 25-40°C 20-30°C None of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is used to grow bacterial cultures continuously? Petroff-Hausser chamber Coulter Counter Hemostat Chemostat Petroff-Hausser chamber Coulter Counter Hemostat Chemostat ANSWER DOWNLOAD EXAMIANS APP
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