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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
What is the primary source of food for marine life?

Grass
Zooplankton
Sea weed
Phytoplankton

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Growth and Nutrition of Bacteria
The generation time of a culture that produces two generations per hour is

None of these
greater than that produces three generations per hour
lesser than that produces three generations per hour
equal to that produces three generations per hour

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Growth and Nutrition of Bacteria
Implicit factors

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

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Growth and Nutrition of Bacteria
Organisms such as lactobacilli that have elaborate requirements for specific nutrients i.e. vitamins and other growth promoting substances, are generally called as

photo-organotrophs
chemo-lithotrophs
fastidious hetrotrophs
chemotrophs

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Growth and Nutrition of Bacteria
The period between inoculation of bacteria in a culture medium and beginning of multiplication is known as

lag phase
decline phase
stationary phase
log phase

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

all of these
budding
fragmentation
binary fission

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