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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
An organism has an optimal growth rate when the hydrogen ion concentration is very high. This organism is

neutrophile
osmotolerant
aerotolerant anaerobe
acidophile

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Growth and Nutrition of Bacteria
All organisms require at least small amounts of carbondioxide, However, some can use CO2 as their sole source of carbon. Such organisms are termed as

photo-organotrophs
phototrophs
autotrophs
chemotrophs

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Growth and Nutrition of Bacteria
The organism which grows best above 45°C are called

mesosphilic
psychrophilic
any of these
thermophilic

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Growth and Nutrition of Bacteria
The reproduction by budding occur in

Bacillus subtilis
Both (a) and (b)
Rhodopseudomonas acidophila
Hyphomicrobium vulgare

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Growth and Nutrition of Bacteria
Implicit factors

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

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Growth and Nutrition of Bacteria
An organism that expends energy to grow in a habitat with a low water activity in order to maintain internal solute concentrations to retain water is

alkalophile
osmotolerant
acidophile
aerotolerant anaerobe

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