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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
36.
Which of the following is the suitable temperature range for mesophiles?
20-30°C
25-40°C
>40°C
None of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
37.
Exponential phase of growth curve of bacteria is of limited duration because of
rise in cell density
accumulation of toxic metabolites
exhaustion of nutrients
all of these
Answer: Option
Explanation:
No answer description is available. Let's discuss.
38.
A culture broth tube was very turbid at the bottom of the tube but clear at the top of the tube indicating that the
broth is sterile
organism can tolerate oxygen
organism cannot produce superoxide dismutase and/or catalase
organism should be grown in an anaerobic chamber
Answer: Option
Explanation:
No answer description is available. Let's discuss.
39.
In the exponential phase, the cells and cell mass
first increases then decreases
decreases
are constant
double at a constant rate
Answer: Option
Explanation:
No answer description is available. Let's discuss.
40.
What is the primary source of food for marine life?
Phytoplankton
Zooplankton
Sea weed
Grass
Answer: Option
Explanation:
No answer description is available. Let's discuss.
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