Q. Coronavirus genome consists of
✅ Correct Answer: (D)
Positive-sense single-stranded RNA
Microbiology MCQs | Page - 1
Dear candidates you will find MCQ questions of Microbiology here. Learn these questions and prepare yourself for coming examinations and interviews. You can check the right answer of any question by clicking on any option or by clicking view answer button.
Q. Which one of the following does not belong to the domain of Bacteria?
✅ Correct Answer: (D)
Methanobacterium
Q. Which one of the following organisms is responsible for crown gall disease in plants?
✅ Correct Answer: (C)
Agrobacterium tumefaciens
Q. Which one of the following is an example of a neurotoxin?
✅ Correct Answer: (C)
Botulinum toxin
Q. Which one of the following is correct about microbial growth medium?
✅ Correct Answer: (D)
Trypticase soy agar is a complex medium
Q. Diphtheria toxin, tetracycline and streptomycin inhibit
✅ Correct Answer: (D)
Translation
Q. Under stress conditions bacteria accumulate
✅ Correct Answer: (B)
pppGpp (Guanosine pentaphosphate)
Q. A culture of bacteria is infected with bacteriophage at a multiplicity of 0.3. The probability of a single cell infected with 3 phages is
✅ Correct Answer: (D)
0.027
Q. The most plausible explanation for a sudden increase of the respiratory quotient (RQ) of a microbial culture is that
✅ Correct Answer: (C)
The fermentation rate is increasing relative to respiration rate
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