Growth and Nutrition of Bacteria The term facultative anaerobe refers to an organism that is killed by oxygen uses oxygen when present or grows without oxygen when absent doesn't use oxygen but tolerates it requires less oxygen than is present in air is killed by oxygen uses oxygen when present or grows without oxygen when absent doesn't use oxygen but tolerates it requires less oxygen than is present in air 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 Graphs numbers of microbes versus time Each growth curve consists of four distinct phases Shows development of microbial population under relatively stable environmental conditions Plotted with logarithmic numbers Graphs numbers of microbes versus time Each growth curve consists of four distinct phases Shows development of microbial population under relatively stable environmental conditions ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria All organisms require at least small amounts of carbondioxide, However, some can use CO2 as their sole source of carbon. Such organisms are termed as chemotrophs photo-organotrophs autotrophs phototrophs chemotrophs photo-organotrophs autotrophs phototrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria An organism has an optimal growth rate when the hydrogen ion concentration is very high. This organism is aerotolerant anaerobe osmotolerant acidophile neutrophile aerotolerant anaerobe osmotolerant acidophile neutrophile 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 Petroff-Hausser chamber Trubidostat Coulter Counter Hemostat Petroff-Hausser chamber Trubidostat Coulter Counter ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Antimicrobial constituents for the microbial growth in foods are extrinsic factor both (a) and (b) intrinsic factor none of these extrinsic factor both (a) and (b) intrinsic factor none of these ANSWER DOWNLOAD EXAMIANS APP
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