Which of the following fulfil all the criterias of kich’s postulates:
A. Treponema pallidum
B. Mycobacterium leprae
C. N. gonorrhoeae
D. None of the above
On a stained slide, clostridium tetani has the appearance of a:
A. Bunch of a
B. Chain of beads
C. Drum stick
D. Safely pin
In initial stages of tyhoid, salmonella can be detected in:
A. Feacus
B. Urine
C. Blood
D. All of the above
Signs of tyhoid fever is/are:
A. Haemorrhage
B. perforation
C. Osteomyelitis
D. All of the above
The structure in involved in bacterial attachment to cell surface is:
A. Capsule
B. Fimbria
C. Flagella
D. None of the above
The following are applicable to bacterial genoms except:
A. It is composed of DNA
B. It doe not contain histones
C. It is circular
D. Its DNA has both introns and extrons
Each of the following can cause food poisoning except:
A. Cl. difficile
B. Staphylococcus
C. Cl. welchii
D. Cl. botulinum
Anaerobic bacteria grow:
A. in the presence of oxygen
B. in the presence of nitrogen
C. in the absence of oxygen
D. differential media
Phage conversion is required for:
A. Tularemia
B. Diptheria
C. Gonorrhoea
D. All o f the above
Wasserman test test is diagnostic of:
A. Syphilis
B. Gonorrhea
C. TB
D. Tyhoid
