Growth and Nutrition of Bacteria Which of the following organisms typically get their carbon for biosynthesis from organic compounds? Ammonia-oxidizing bacteria (chemolithotrophic bacteria) None of these Photosynthetic cyanobacteria (phototrophic metabolism) Aerobic, glucose-respiring bacteria (aerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) None of these Photosynthetic cyanobacteria (phototrophic metabolism) Aerobic, glucose-respiring bacteria (aerobic respiration) ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Microaerophilic bacteria are those which require None of these low levels of oxygen for growth (lesser than O2 present in atmosphere) oxygen for activation of enzymes 21 % oxygen for growth None of these low levels of oxygen for growth (lesser than O2 present in atmosphere) oxygen for activation of enzymes 21 % oxygen for growth 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 are aerobes organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism cannot tolerate oxygen organism are aerobes organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The reproduction by budding occur in Both (a) and (b) Hyphomicrobium vulgare Rhodopseudomonas acidophila Bacillus subtilis Both (a) and (b) Hyphomicrobium vulgare Rhodopseudomonas acidophila Bacillus subtilis ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria During exponential growth, the growth rate is reciprocal of generation time none of these both (a) and (b) number of generations per unit time reciprocal of generation time none of these both (a) and (b) number of generations per unit time ANSWER DOWNLOAD EXAMIANS APP
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 C. botulinum S. aureus all of these Salmonella C. botulinum S. aureus all of these ANSWER DOWNLOAD EXAMIANS APP