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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Starvation proteins are produced by a culture during which of the following segments of the growth curve?

Stationary phase
Lag phase
Death phase
Exponential phase

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Growth and Nutrition of Bacteria
Pseudomonas pseudoflava can grow as

chemo-lithotrophs
none of these
chemo-organotrophs
both (a) and (b)

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Growth and Nutrition of Bacteria
The equation used to obtain bacterial population by binary fission is

log(N/No) = nlog 2
log N/No = (0.3010) n
N = No2n
All of these

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Growth and Nutrition of Bacteria
A spore differs from an actively replicating bacterium in that the spore

All of these
is produced during a process involving asymmetric division
is able to withstand more extreme conditions than the replicating cell
is metabolically inactive

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

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

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

photo-organotrophs
lithotrophs
chemotrophs
phototrophs

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