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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
Pseudomonas pseudoflava can grow as

none of these
chemo-organotrophs
chemo-lithotrophs
both (a) and (b)

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

a protozoan
an archaean
a fungus
none of these

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

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

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Growth and Nutrition of Bacteria
Microaerophilic bacteria are those which require

21 % oxygen for growth
low levels of oxygen for growth (lesser than O2 present in atmosphere)
oxygen for activation of enzymes
None of these

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Growth and Nutrition of Bacteria
Which of the following has more tolerance for acidic pH (lower pH)?

Bacteria
Yeast and moulds
E. coli
None of these

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Growth and Nutrition of Bacteria
Organisms such as lactobacilli that have elaborate requirements for specific nutrients i.e. vitamins and other growth promoting substances, are generally called as

chemo-lithotrophs
photo-organotrophs
chemotrophs
fastidious hetrotrophs

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