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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

chemotrophs
prototrophs
organotrophs
autotrophs

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Growth and Nutrition of Bacteria
Bacteria of genus Nitrosomonas use __________ as their electron source.

H2S
light
succinate
ammonia

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Growth and Nutrition of Bacteria
Exponential phase of growth curve of bacteria is of limited duration because of

rise in cell density
exhaustion of nutrients
all of these
accumulation of toxic metabolites

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Growth and Nutrition of Bacteria
The total biomass of an organism will be determined by the nutrient present in the lowest concentration relative to the organism's requirements is a statement of

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

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Growth and Nutrition of Bacteria
The cell reproduction in bacteria may occur by

budding
fragmentation
binary fission
all of these

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

mesosphilic
psychrophilic
any of these
thermophilic

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