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? Coulter Counter Trubidostat Hemostat Petroff-Hausser chamber Coulter Counter Trubidostat Hemostat Petroff-Hausser chamber ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The reproduction by budding occur in Rhodopseudomonas acidophila Bacillus subtilis Both (a) and (b) Hyphomicrobium vulgare Rhodopseudomonas acidophila Bacillus subtilis Both (a) and (b) Hyphomicrobium vulgare ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Microaerophilic bacteria are those which require None of these 21 % oxygen for growth low levels of oxygen for growth (lesser than O2 present in atmosphere) oxygen for activation of enzymes None of these 21 % oxygen for growth low levels of oxygen for growth (lesser than O2 present in atmosphere) oxygen for activation of enzymes ANSWER DOWNLOAD EXAMIANS APP
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 The ability of Vibrio fischeri to produce bioluminescence chemicals only when a certain population density has been reached is an example of quorum sensing Heisenberg's principle of uncertainty Shelford's law of tolerance Liebig's law of the minimum quorum sensing Heisenberg's principle of uncertainty Shelford's law of tolerance Liebig's law of the minimum 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 chemo-lithotrophs chemotrophs fastidious hetrotrophs photo-organotrophs chemo-lithotrophs chemotrophs fastidious hetrotrophs photo-organotrophs ANSWER DOWNLOAD EXAMIANS APP