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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

prototrophs
organotrophs
autotrophs
chemotrophs

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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
autotrophs
chemotrophs
phototrophs

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Growth and Nutrition of Bacteria
Autotrophic bacteria are those which

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

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Growth and Nutrition of Bacteria
The term facultative anaerobe refers to an organism that

requires less oxygen than is present in air
is killed by oxygen
doesn't use oxygen but tolerates it
uses oxygen when present or grows without oxygen when absent

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Growth and Nutrition of Bacteria
A microbe, which grows at temperatures above 95° C is most likely to be

none of these
a fungus
an archaean
a protozoan

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Growth and Nutrition of Bacteria
During exponential growth, the growth rate is

number of generations per unit time
none of these
both (a) and (b)
reciprocal of generation time

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