Growth and Nutrition of Bacteria Which of the following is used to grow bacterial cultures continuously? Chemostat Coulter Counter Petroff-Hausser chamber Hemostat Chemostat Coulter Counter Petroff-Hausser chamber Hemostat ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Exponential phase of growth curve of bacteria is of limited duration because of accumulation of toxic metabolites exhaustion of nutrients all of these rise in cell density accumulation of toxic metabolites exhaustion of nutrients all of these rise in cell density ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is not the characteristic of a growth curve? Shows development of microbial population under relatively stable environmental conditions Each growth curve consists of four distinct phases Plotted with logarithmic numbers Graphs numbers of microbes versus time Shows development of microbial population under relatively stable environmental conditions Each growth curve consists of four distinct phases Plotted with logarithmic numbers Graphs numbers of microbes versus time 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 Generation time is both (a) and (c) time required for the population to double time required for the initial adjustment obtained by expression t/n, where t = time interval, n = number of generation both (a) and (c) time required for the population to double time required for the initial adjustment obtained by expression t/n, where t = time interval, n = number of generation ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following organisms typically get their carbon for biosynthesis from carbon dioxide? 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) Glucose-fermenting bacteria (fermentation) Anaerobic, glucose-respiring bacteria (anaerobic respiration) Ammonia-oxidizing bacteria (chemolithotrophic bacteria) ANSWER DOWNLOAD EXAMIANS APP