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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Organisms, using organic compounds as electron donors are called

lithotrophs
chemotrophs
phototrophs
organotrophs

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Growth and Nutrition of Bacteria
Implicit factors

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

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

organotrophs
prototrophs
autotrophs
chemotrophs

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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
fastidious hetrotrophs
chemo-lithotrophs
chemotrophs

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Growth and Nutrition of Bacteria
Nutrient content and biological structures are considered as

implicit factor for microbial growth
intrinsic factor for microbial growth
None of these
processing factor

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Growth and Nutrition of Bacteria
Which of the following procedures uses a photocell to measure absorbance of a culture to regulate the flow of culture media?

Hemostat
Petroff-Hausser chamber
Trubidostat
Coulter Counter

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