Growth and Nutrition of Bacteria The growth is normally expressed as __________ in turbidimetric measurement mg N2 /ml cfu/ml cells per ml optical density mg N2 /ml cfu/ml cells per ml optical density ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Organisms, using organic compounds as electron donors are called chemotrophs lithotrophs phototrophs organotrophs chemotrophs lithotrophs phototrophs organotrophs ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A synergistic effect is observed when microbial alteration of pH, aw, Eh favours the growth of another one organism produces a growth factor utilized by another one organism removes an inhibitory substance for another All of these microbial alteration of pH, aw, Eh favours the growth of another one organism produces a growth factor utilized by another one organism removes an inhibitory substance for another All of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria What is the primary source of food for marine life? Phytoplankton Zooplankton Grass Sea weed Phytoplankton Zooplankton Grass Sea weed ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Some organisms can use reduced inorganic compounds as electron donors and are termed as chemotrophs phototrophs lithotrophs photo-organotrophs chemotrophs phototrophs lithotrophs photo-organotrophs 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
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