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Growth and Nutrition of Bacteria

Growth and Nutrition of Bacteria
The growth is normally expressed as __________ in turbidimetric measurement

mg N2 /ml
optical density
cells per ml
cfu/ml

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

Coulter Counter
Chemostat
Petroff-Hausser chamber
Hemostat

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Growth and Nutrition of Bacteria
Pseudomonas pseudoflava can grow as

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

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Growth and Nutrition of Bacteria
The straightforward method of binary fission explains how bacteria

evolve
reproduce
grow in nutrient agar
move

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Growth and Nutrition of Bacteria
The total biomass of an organism will be determined by the nutrient present in the lowest concentration relative to the organism's requirements is a statement of

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

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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

autotrophs
phototrophs
photo-organotrophs
chemotrophs

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