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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Some organisms can use reduced inorganic compounds as electron donors and are termed as

photo-organotrophs
chemotrophs
phototrophs
lithotrophs

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Growth and Nutrition of Bacteria
The term facultative anaerobe refers to an organism that

doesn't use oxygen but tolerates it
requires less oxygen than is present in air
is killed by oxygen
uses oxygen when present or grows without oxygen when absent

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Growth and Nutrition of Bacteria
Lag phase is also known as

transitional period
generation time
none of these
period of initial adjustment

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Growth and Nutrition of Bacteria
Nutrient content and biological structures are considered as

None of these
implicit factor for microbial growth
intrinsic factor for microbial growth
processing factor

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Growth and Nutrition of Bacteria
Organisms, using organic compounds as electron donors are called

chemotrophs
lithotrophs
organotrophs
phototrophs

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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

photo-organotrophs
chemo-lithotrophs
chemotrophs
fastidious hetrotrophs

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