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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
The fragmentation occurs in

Nocardia species
Streptomyces species
Bacillus subtilis
None of these

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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

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

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Growth and Nutrition of Bacteria
Bacteria of genus Nitrosomonas use __________ as their electron source.

ammonia
light
succinate
H2S

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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

stationary phase
lag phase
log phase
decline phase

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Growth and Nutrition of Bacteria
Which of the following is used to grow bacterial cultures continuously?

Petroff-Hausser chamber
Coulter Counter
Hemostat
Chemostat

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

aerotolerant anaerobe
neutrophile
osmotolerant
acidophile

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