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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Pseudomonas pseudoflava can grow as

none of these
both (a) and (b)
chemo-organotrophs
chemo-lithotrophs

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

light
ammonia
H2S
succinate

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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

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

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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

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

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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
A microbe, which grows at temperatures above 95° C is most likely to be

none of these
a fungus
an archaean
a protozoan

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