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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
During exponential growth, the growth rate is

reciprocal of generation time
both (a) and (b)
number of generations per unit time
none of these

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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
alkalophile
acidophile

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

grow in nutrient agar
evolve
reproduce
move

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Growth and Nutrition of Bacteria
An organism has an optimal growth rate when the hydrogen ion concentration is very high. This organism is

neutrophile
osmotolerant
aerotolerant anaerobe
acidophile

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

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

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Growth and Nutrition of Bacteria
The ability of Vibrio fischeri to produce bioluminescence chemicals only when a certain population density has been reached is an example of

Liebig's law of the minimum
Heisenberg's principle of uncertainty
quorum sensing
Shelford's law of tolerance

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