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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
Exponential phase
Lag phase
Death phase

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Growth and Nutrition of Bacteria
The organism which obtain their energy from chemicals are designated as

prototrophs
autotrophs
chemotrophs
organotrophs

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

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

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Growth and Nutrition of Bacteria
What is the primary source of food for marine life?

Phytoplankton
Zooplankton
Grass
Sea weed

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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
autotrophs
chemotrophs
phototrophs

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Growth and Nutrition of Bacteria
Implicit factors

None of these
depend on developing microflora
both (a) and (b)
can be synergistic

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