Growth and Nutrition of Bacteria The term obligate anaerobe refers to an organism that 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 doesn't use oxygen but tolerates it uses oxygen when present or grows without oxygen when oxygen is absent is killed by oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria What is the primary source of food for marine life? Phytoplankton Grass Sea weed Zooplankton Phytoplankton Grass Sea weed Zooplankton 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? Trubidostat Coulter Counter Petroff-Hausser chamber Hemostat Trubidostat Coulter Counter Petroff-Hausser chamber Hemostat ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Bacteria and fungi multiply best between 16-38°C above 38°C below 16°C none of these between 16-38°C above 38°C below 16°C none of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Which of the following organisms typically get their carbon for biosynthesis from organic compounds? Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Aerobic, glucose-respiring bacteria (aerobic respiration) Photosynthetic cyanobacteria (phototrophic metabolism) None of these Ammonia-oxidizing bacteria (chemolithotrophic bacteria) Aerobic, glucose-respiring bacteria (aerobic respiration) Photosynthetic cyanobacteria (phototrophic metabolism) None of these 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 photo-organotrophs chemotrophs phototrophs autotrophs photo-organotrophs chemotrophs phototrophs autotrophs ANSWER DOWNLOAD EXAMIANS APP