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Growth and Nutrition of Bacteria

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

chemotrophs
autotrophs
organotrophs
prototrophs

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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

aerotolerant anaerobe
osmotolerant
alkalophile
acidophile

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

obligate aerobe
acidophile
osmotolerant
facultative anaerobe

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

Petroff-Hausser chamber
Chemostat
Coulter Counter
Hemostat

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Growth and Nutrition of Bacteria
Autotrophic bacteria are those which

are highly susceptible to penicillin
form a long chain glycocalyx
produce a blue-green pigment
make their own food

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Growth and Nutrition of Bacteria
Some organisms can use reduced inorganic compounds as electron donors and are termed as

photo-organotrophs
lithotrophs
phototrophs
chemotrophs

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