- A) As a binary positive/negative result
- B) As a specific bacterial species count
- C) As a most probable number of bacteria
- D) As a range of bacterial types
Microbiology MCQ
Total MCQ: 174
MCQ Quiz on Microbiology
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22 What is the role of selective media in the MPN test?
- A) To inhibit the growth of unwanted bacteria
- B) To enhance bacterial growth
- C) To test for antibiotic resistance
- D) To measure bacterial size
23 What does the MPN test primarily measure?
- A) Total coliform bacteria
- B) E. coli presence
- C) Fecal coliform bacteria
- D) Yeast contamination
24 B-cell recognizes –
- A) Internal epitopes
- B) Surface epitopes
- C) Hydrophobic epitopes
- D) Agretopes
25 MHC plays an important role in all except –
- A) Tissue transplantation
- B) Blood transfusion
- C) Antigen presentation
- D) T-cell response
26 Proteasome is required for processing of antigens, which will be –
- A) MHC-I
- B) MHC-I
- C)
- D)
27 Which of the following WBC cannot phagocytose –
- A) Neutrophil
- B) Basophil
- C) TCR
- D) BCR
28 Plasma cell formation is initiated in –
- A) Primary follicle
- B) Secondary follicle
- C) Germinal centre
- D) Marginal zone
29 Adjuvant increase all of the following except —
- A) Number of antigen molecules
- B) Time of exposure
- C) Processing of antigen
- D) Inflammatory response
30 Which of the following procedures was most likely followed to determine the change in beak size?
- A) A few finches were trapped in 1981 and again in 1987, and their beak sizes were compared.
- B) The beak size in fifteen finches was measured in 1987, and the beak size in the original finches was determined by estimation.
- C) The beak size in a large number of finches was measured every year from 1981 to 1987.
- D) Finches were captured and bred in 1981, and the beak size of the offspring was measured.