Microbiology MCQ (Quiz-4)  

Bacteria and Gram Staining

Multiple choice questions with answer key

S. Y. B. PHARM Sem - III  (UNIT - 2)  

AS PER PCI SYLLABUS






1.The major role of minor elements inside living organisms is to act as
      A) Constituents of hormones


... Answer is : C) Co-factors of enzymes


2. The test used to detect the deamination of the amino acids by bacteria




... Answer is : D) Nessler’s reagent test

3. Koplic spots observed in the mucous membrane is characteristic feature of the disease





... Answer is : A) Mumps

4. The most infectious food borne disease is




... Answer is : B) Botulism


5. Vrial genome can become integrated into the bacterial genomes are known as




... Answer is : D) Temperatephage

6. Virion mean .




... Answer is : A) Incomplete particles

7. The test used for detection of typhoid fever




... Answer is : C) WIDAL test

8. Diphtheria bacillus is otherwise known as





... Answer is : A) Kleb’s hofflers bacillus


9. In bacteria pigment bearing structures are





... Answer is : C) Chromatophores

10. Intermediate group of pathogen between bacteria and viruses which are intracellular parasites are called




... Answer is : D) Rickettsias

11.Which of the following genera is most likely to contain organisms capable of surviving high temperature?




... Answer is : D) Torula

12. The apparatus used to maintain a continuous culture




... Answer is : C) Chemostat

13.Diphtheria is caused by




... Answer is : C) Corynebacterium

14. A bacterium containing prophage is called as




... Answer is : C) Lysogen

15.An example for common air borne epidemic disease




... Answer is : C) Influenza

16. Rancidity of stored foods is due to the activity of




... Answer is : B) Lipolytic microbes

17. Virulence of the microorganisms can be reduced by




... Answer is : C) Attenuation

18. Bacteriophage capable of only lytic growth is called




... Answer is : C) Temperate

19. Acridine dyes are more effective against




... Answer is : D) Gram positive

20. The procedure of differential staining of bacteria was developed by




... Answer is : D) H.C. Gram