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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
The average size of cells during the exponential phase of growth is

none of these
equal to the lag phase
lesser than the lag phase
greater than the lag phase

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Growth and Nutrition of Bacteria
Pseudomonas pseudoflava can grow as

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

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Growth and Nutrition of Bacteria
A spore differs from an actively replicating bacterium in that the spore

is able to withstand more extreme conditions than the replicating cell
All of these
is produced during a process involving asymmetric division
is metabolically inactive

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Growth and Nutrition of Bacteria
A synergistic effect is observed when

All of these
microbial alteration of pH, aw, Eh favours the growth of another
one organism removes an inhibitory substance for another
one organism produces a growth factor utilized by another

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Growth and Nutrition of Bacteria
Bacteria and fungi multiply best

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

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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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