Growth and Nutrition of Bacteria The term obligate anaerobe refers to an organism that prefers to grow without oxygen uses oxygen when present or grows without oxygen when oxygen is absent doesn't use oxygen but tolerates it is killed by oxygen prefers to grow without oxygen uses oxygen when present or grows without oxygen when oxygen is absent doesn't use oxygen but tolerates it is killed by oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The period between inoculation of bacteria in a culture medium and beginning of multiplication is known as stationary phase lag phase decline phase log phase stationary phase lag phase decline phase log phase ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria A culture broth tube was very turbid at the bottom of the tube but clear at the top of the tube indicating that the broth is sterile organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism can tolerate oxygen broth is sterile organism cannot produce superoxide dismutase and/or catalase organism should be grown in an anaerobic chamber organism can tolerate oxygen ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Postgates assay technique is useful in determining if a cell is viable even though it is a thermophile too small to see an obligate aerobe incapable of cell division a thermophile too small to see an obligate aerobe incapable of cell division ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria Microaerophilic bacteria are those which require low levels of oxygen for growth (lesser than O2 present in atmosphere) 21 % oxygen for growth oxygen for activation of enzymes None of these low levels of oxygen for growth (lesser than O2 present in atmosphere) 21 % oxygen for growth oxygen for activation of enzymes None of these ANSWER DOWNLOAD EXAMIANS APP
Growth and Nutrition of Bacteria The organism which obtain their energy from chemicals are designated as prototrophs autotrophs organotrophs chemotrophs prototrophs autotrophs organotrophs chemotrophs ANSWER DOWNLOAD EXAMIANS APP
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