- A) Provides results more quickly
- B) Less expensive
- C) Requires fewer technical skills
- D) Estimates bacteria without direct counting
Microbiology MCQ
Total MCQ: 174
MCQ Quiz on Microbiology
22 How is the MPN number usually expressed?
- A) In colony-forming units per milliliter
- B) As a percentage
- C) As a ratio
- D) In most probable number per 100 mL
23 What does the MPN test primarily measure?
- A) Total coliform bacteria
- B) E. coli presence
- C) Fecal coliform bacteria
- D) Yeast contamination
24 Plasma cell formation is initiated in –
- A) Primary follicle
- B) Secondary follicle
- C) Germinal centre
- D) Marginal zone
25 Adjuvant increase all of the following except —
- A) Number of antigen molecules
- B) Time of exposure
- C) Processing of antigen
- D) Inflammatory response
26 B-cell recognizes –
- A) Internal epitopes
- B) Surface epitopes
- C) Hydrophobic epitopes
- D) Agretopes
27 MHC plays an important role in all except –
- A) Tissue transplantation
- B) Blood transfusion
- C) Antigen presentation
- D) T-cell response
28 Proteasome is required for processing of antigens, which will be –
- A) MHC-I
- B) MHC-I
- C)
- D)
29 Which of the following WBC cannot phagocytose –
- A) Neutrophil
- B) Basophil
- C) TCR
- D) BCR
30 Which of the following statements most directly supports the claim that different species of organisms use different metabolic strategies to meet their energy requirements for growth, reproduction, and homeostasis?
- A) During cold periods pond-dwelling animals can increase the number of unsaturated fatty acids in their cell membranes while some plants make antifreeze proteins to prevent ice crystal formation in tissues
- B) Bacteria lack introns while many eukaryotic genes contain many of these intervening sequences.
- C) Carnivores have more teeth that are specialized for ripping food while herbivores have more teeth that are specialized for grinding food.
- D) Plants generally use starch molecules for storage while animals use glycogen and fats for storage.