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Growth and Nutrition of Bacteria

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

acidophile
aerotolerant anaerobe
neutrophile
osmotolerant

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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

log phase
decline phase
lag phase
stationary phase

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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
a fungus
none of these
an archaean

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

chemotrophs
photo-organotrophs
lithotrophs
phototrophs

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

Chemostat
Hemostat
Coulter Counter
Petroff-Hausser chamber

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Growth and Nutrition of Bacteria
Quantitative measurement of bacterial growth can be carried out by measuring

cell count
cell activity
cell mass
all of these

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