Growth and Nutrition of Bacteria A synergistic effect is observed when microbial alteration of pH, aw, Eh favours the growth of another one organism removes an inhibitory substance for another All of these one organism produces a growth factor utilized by another microbial alteration of pH, aw, Eh favours the growth of another one organism removes an inhibitory substance for another All of these one organism produces a growth factor utilized by another 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 C. botulinum Salmonella S. aureus all of these C. botulinum Salmonella S. aureus all of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following organisms typically get their carbon for biosynthesis from carbon dioxide? Glucose-fermenting bacteria (fermentation) Aerobic, glucose-respiring bacteria (aerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Anaerobic, glucose-respiring bacteria (anaerobic respiration) Glucose-fermenting bacteria (fermentation) Aerobic, glucose-respiring bacteria (aerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Anaerobic, glucose-respiring bacteria (anaerobic respiration) 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 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 organism cannot tolerate oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria An organism that expends energy to grow in a habitat with a low water activity in order to maintain internal solute concentrations to retain water is acidophile osmotolerant alkalophile aerotolerant anaerobe acidophile osmotolerant alkalophile aerotolerant anaerobe ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A microbe, which grows at temperatures above 95° C is most likely to be an archaean a protozoan none of these a fungus an archaean a protozoan none of these a fungus ANSWER DOWNLOAD EXAMIANS APP
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