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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

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

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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

osmotolerant
alkalophile
aerotolerant anaerobe
acidophile

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Growth and Nutrition of Bacteria
Which of the following is the suitable temperature range for mesophiles?

25-40°C
>40°C
None of these
20-30°C

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Growth and Nutrition of Bacteria
What are the extrinsic factors for the microbial growth?

composition of gas phase
humidity
storage temperature
all of these

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

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

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Growth and Nutrition of Bacteria
The straightforward method of binary fission explains how bacteria

evolve
reproduce
move
grow in nutrient agar

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