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Microbiology - Growth and Nutrition of Bacteria

Exercise : Growth and Nutrition of Bacteria - Section 1
  • Growth and Nutrition of Bacteria - Section 1
41.
Postgates assay technique is useful in determining if a cell is viable even though it is
incapable of cell division
too small to see
an obligate aerobe
a thermophile
Answer: Option
Explanation:
No answer description is available. Let's discuss.
42.
What are the extrinsic factors for the microbial growth?
humidity
storage temperature
composition of gas phase
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
43.
Quantitative measurement of bacterial growth can be carried out by measuring
cell count
cell mass
cell activity
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
44.
Organisms such as lactobacilli that have elaborate requirements for specific nutrients i.e. vitamins and other growth promoting substances, are generally called as
fastidious hetrotrophs
chemo-lithotrophs
chemotrophs
photo-organotrophs
Answer: Option
Explanation:
No answer description is available. Let's discuss.
45.
The combination of low levels of NaCl, NaNO3 (sodium nitrate), and slightly acid pH can prevent multiplication and toxin formation of
Salmonella
S. aureus
C. botulinum
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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