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Growth and Nutrition of Bacteria

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

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

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Growth and Nutrition of Bacteria
Implicit factors

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

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Growth and Nutrition of Bacteria
The generation time of a culture that produces two generations per hour is

equal to that produces three generations per hour
lesser than that produces three generations per hour
None of these
greater than that produces three generations per hour

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

Grass
Sea weed
Phytoplankton
Zooplankton

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Growth and Nutrition of Bacteria
An organism that expends energy to grow in a habitat with a low water activity in order to maintain internal solute concentrations to retain water is

aerotolerant anaerobe
osmotolerant
acidophile
alkalophile

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Growth and Nutrition of Bacteria
An organism is completely dependent on atmospheric O2 for growth. This organism is

osmotolerant
facultative anaerobe
acidophile
obligate aerobe

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