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 Coulter Counter Trubidostat Hemostat Petroff-Hausser chamber Coulter Counter Trubidostat 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 phototrophs photo-organotrophs chemotrophs autotrophs phototrophs photo-organotrophs chemotrophs autotrophs 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 tolerate oxygen organism should be grown in an anaerobic chamber organism cannot produce superoxide dismutase and/or catalase organism are aerobes organism cannot tolerate oxygen organism should be grown in an anaerobic chamber organism cannot produce superoxide dismutase and/or catalase organism are aerobes ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The combination of low levels of NaCl, NaNO3 (sodium nitrate), and slightly acid pH can prevent multiplication and toxin formation of Salmonella S. aureus all of these C. botulinum Salmonella S. aureus all of these C. botulinum ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is used to grow bacterial cultures continuously? Chemostat Petroff-Hausser chamber Hemostat Coulter Counter Chemostat Petroff-Hausser chamber Hemostat Coulter Counter ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following is the suitable temperature range for mesophiles? 25-40°C >40°C 20-30°C None of these 25-40°C >40°C 20-30°C None of these ANSWER DOWNLOAD EXAMIANS APP
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