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 tolerate oxygen organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism are aerobes organism cannot tolerate oxygen organism cannot produce superoxide dismutase and/or catalase ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The term facultative anaerobe refers to an organism that doesn't use oxygen but tolerates it requires less oxygen than is present in air uses oxygen when present or grows without oxygen when absent is killed by oxygen doesn't use oxygen but tolerates it requires less oxygen than is present in air uses oxygen when present or grows without oxygen when absent is killed by oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria An organism is completely dependent on atmospheric O2 for growth. This organism is obligate aerobe acidophile facultative anaerobe osmotolerant obligate aerobe acidophile facultative anaerobe osmotolerant ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Implicit factors None of these can be synergistic both (a) and (b) depend on developing microflora None of these can be synergistic both (a) and (b) depend on developing microflora ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is not the characteristic of a growth curve? Plotted with logarithmic numbers Each growth curve consists of four distinct phases Graphs numbers of microbes versus time Shows development of microbial population under relatively stable environmental conditions Plotted with logarithmic numbers Each growth curve consists of four distinct phases Graphs numbers of microbes versus time Shows development of microbial population under relatively stable environmental conditions ANSWER DOWNLOAD EXAMIANS APP
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