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) Glucose-fermenting bacteria (fermentation) Anaerobic, glucose-respiring bacteria (anaerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Aerobic, glucose-respiring bacteria (aerobic respiration) ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Autotrophic bacteria are those which produce a blue-green pigment form a long chain glycocalyx make their own food are highly susceptible to penicillin produce a blue-green pigment form a long chain glycocalyx make their own food are highly susceptible to penicillin ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Lag phase is also known as period of initial adjustment transitional period none of these generation time period of initial adjustment transitional period none of these generation time ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is not the characteristic of a growth curve? Each growth curve consists of four distinct phases Plotted with logarithmic numbers Shows development of microbial population under relatively stable environmental conditions Graphs numbers of microbes versus time Each growth curve consists of four distinct phases Plotted with logarithmic numbers Shows development of microbial population under relatively stable environmental conditions Graphs numbers of microbes versus time ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The equation used to obtain bacterial population by binary fission is log N/No = (0.3010) n N = No2n All of these log(N/No) = nlog 2 log N/No = (0.3010) n N = No2n All of these log(N/No) = nlog 2 ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following procedures uses a photocell to measure absorbance of a culture to regulate the flow of culture media? Hemostat Trubidostat Coulter Counter Petroff-Hausser chamber Hemostat Trubidostat Coulter Counter Petroff-Hausser chamber ANSWER DOWNLOAD EXAMIANS APP
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