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Growth and Nutrition of Bacteria

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

mesosphilic
thermophilic
any of these
psychrophilic

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Growth and Nutrition of Bacteria
An organism is completely dependent on atmospheric O2 for growth. This organism is

osmotolerant
obligate aerobe
facultative anaerobe
acidophile

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Growth and Nutrition of Bacteria
The ability of Vibrio fischeri to produce bioluminescence chemicals only when a certain population density has been reached is an example of

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

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

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

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

Hemostat
Trubidostat
Petroff-Hausser chamber
Coulter Counter

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