Growth and Nutrition of Bacteria The organism which obtain their energy from chemicals are designated as organotrophs autotrophs chemotrophs prototrophs organotrophs autotrophs chemotrophs prototrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Bacteria of genus Nitrosomonas use __________ as their electron source. succinate light ammonia H2S succinate light ammonia H2S ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria An organism that expends energy to grow in a habitat with a low water activity in order to maintain internal solute concentrations to retain water is acidophile alkalophile aerotolerant anaerobe osmotolerant acidophile alkalophile aerotolerant anaerobe osmotolerant ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Organisms such as lactobacilli that have elaborate requirements for specific nutrients i.e. vitamins and other growth promoting substances, are generally called as chemotrophs fastidious hetrotrophs photo-organotrophs chemo-lithotrophs chemotrophs fastidious hetrotrophs photo-organotrophs chemo-lithotrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A culture broth tube was very turbid at the surface but clear throughout the rest of the tube indicating that the organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism are aerobes organism cannot tolerate oxygen organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism are aerobes organism cannot tolerate oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is not the characteristic of a growth curve? Graphs numbers of microbes versus time Plotted with logarithmic numbers Shows development of microbial population under relatively stable environmental conditions Each growth curve consists of four distinct phases Graphs numbers of microbes versus time Plotted with logarithmic numbers Shows development of microbial population under relatively stable environmental conditions Each growth curve consists of four distinct phases ANSWER DOWNLOAD EXAMIANS APP