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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Pseudomonas pseudoflava can grow as

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

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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

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

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Growth and Nutrition of Bacteria
Antimicrobial constituents for the microbial growth in foods are

intrinsic factor
both (a) and (b)
extrinsic factor
none of these

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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

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

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Growth and Nutrition of Bacteria
In the exponential phase, the cells and cell mass

first increases then decreases
decreases
double at a constant rate
are constant

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Growth and Nutrition of Bacteria
Which of the following has more tolerance for acidic pH (lower pH)?

Yeast and moulds
Bacteria
None of these
E. coli

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