Microbiology – MCQs

502 questions. Click to practice.

Correct options are highlighted when revealed.

1.What is the term for the immunity a fetus receives through the transfer of IgG and IgA antibodies from the mother?

2.Which component in breast milk is primarily responsible for its protective benefits?

3.Which cells release IL-1 and TNF-alpha during the inflammatory response?

4.Which agent is responsible for destroying a virus-infected cell?

5.What causes the prozone phenomenon to occur?

6.Which method is considered the most sensitive for detecting antigens?

7.Which immunoglobulins activate the complement system through the classical pathway?

8.What is the primary role of Immunoglobulin A (IgA)?

9.What is the name of the specific region on an antibody that binds to an antigen?

10.Which antibodies are responsible for the process of opsonisation?

11.Which type of microorganism is responsible for producing endotoxins?

12.From which organism is the antigen used in the Weil-Felix test derived?

13.Which mechanism is primarily responsible for the majority of drug resistance development?

14.Which of the following agents are effective in disinfecting spores?

15.At what temperature is milk subjected to flash pasteurization?

16.At which temperature range do mesophilic organisms thrive most effectively?

17.Which process involves a bacteriophage acting as a carrier to transfer genetic material?

18.Which type of bacteria is typically grown using Dorset's egg medium?

19.Which culture medium is used for growing Corynebacterium diphtheriae?

20.Which of the following is considered the most effective disinfectant for skin?