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Growth and Nutrition of Bacteria

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

autotrophs
prototrophs
organotrophs
chemotrophs

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

>40°C
20-30°C
25-40°C
None of these

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Growth and Nutrition of Bacteria
Bacteria and fungi multiply best

none of these
above 38°C
below 16°C
between 16-38°C

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Growth and Nutrition of Bacteria
The organism which grows best above 45°C are called

any of these
psychrophilic
thermophilic
mesosphilic

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Growth and Nutrition of Bacteria
The microorganisms that grow best in a low-oxygen environment is called a (n)

anaerobe
aerobe
facultative
microaerophile

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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

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

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