Growth and Nutrition of Bacteria Organisms, using organic compounds as electron donors are called phototrophs chemotrophs lithotrophs organotrophs phototrophs chemotrophs lithotrophs organotrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The average size of cells during the exponential phase of growth is greater than the lag phase equal to the lag phase none of these lesser than the lag phase greater than the lag phase equal to the lag phase none of these lesser than the lag phase 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 cannot produce superoxide dismutase and/or catalase organism are aerobes organism cannot tolerate oxygen organism should be grown in an anaerobic chamber organism cannot produce superoxide dismutase and/or catalase organism are aerobes 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 Which of the following is the suitable temperature range for mesophiles? 25-40°C None of these 20-30°C >40°C 25-40°C None of these 20-30°C >40°C ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following has more tolerance for acidic pH (lower pH)? Bacteria Yeast and moulds None of these E. coli Bacteria Yeast and moulds None of these E. coli ANSWER DOWNLOAD EXAMIANS APP