Growth and Nutrition of Bacteria
Microaerophilic bacteria are those which require

None of these
oxygen for activation of enzymes
21 % oxygen for growth
low levels of oxygen for growth (lesser than O2 present in atmosphere)

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Growth and Nutrition of Bacteria
Which of the following organisms typically get their carbon for biosynthesis from carbon dioxide?

Glucose-fermenting bacteria (fermentation)
Anaerobic, glucose-respiring bacteria (anaerobic respiration)
Ammonia-oxidizing bacteria (chemolithotrophic bacteria)
Aerobic, glucose-respiring bacteria (aerobic respiration)

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