Growth and Nutrition of Bacteria Which of the following organisms typically get their carbon for biosynthesis from organic compounds? None of these Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Photosynthetic cyanobacteria (phototrophic metabolism) Aerobic, glucose-respiring bacteria (aerobic respiration) None of these Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Photosynthetic cyanobacteria (phototrophic metabolism) Aerobic, glucose-respiring bacteria (aerobic respiration) 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? Petroff-Hausser chamber Hemostat Coulter Counter Trubidostat Petroff-Hausser chamber Hemostat Coulter Counter Trubidostat ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Generation time of Escherichia coli is 200 hours 20 days 20 hours 20 minutes 200 hours 20 days 20 hours 20 minutes ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria During exponential growth, the growth rate is none of these reciprocal of generation time both (a) and (b) number of generations per unit time none of these reciprocal of generation time both (a) and (b) number of generations per unit time ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The term obligate anaerobe refers to an organism that doesn't use oxygen but tolerates it uses oxygen when present or grows without oxygen when oxygen is absent is killed by oxygen prefers to grow without oxygen doesn't use oxygen but tolerates it uses oxygen when present or grows without oxygen when oxygen is absent is killed by oxygen prefers to grow without oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The growth is normally expressed as __________ in turbidimetric measurement optical density cfu/ml cells per ml mg N2 /ml optical density cfu/ml cells per ml mg N2 /ml ANSWER DOWNLOAD EXAMIANS APP