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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Implicit factors

can be synergistic
depend on developing microflora
None of these
both (a) and (b)

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

ammonia
succinate
light
H2S

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Growth and Nutrition of Bacteria
Quantitative measurement of bacterial growth can be carried out by measuring

cell count
cell activity
all of these
cell mass

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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
Liebig's law of the minimum
quorum sensing

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

prototrophs
organotrophs
autotrophs
chemotrophs

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Growth and Nutrition of Bacteria
Postgates assay technique is useful in determining if a cell is viable even though it is

incapable of cell division
too small to see
a thermophile
an obligate aerobe

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