MSC [MICROBIOLOGY/BIOTECHNOLOGY] MCQ-8

A Mycobacterium tuberculosis 

B Mycobacterium leprae 

C Bacillus anthracis 

D Vibrio cholera 

2. Infection acquired during the stay of pt. in the hospital is called 

A Secondary infection 

B Reinfection

C Localized infection 

D Nosocomial infection 

3. The first human disease proved to have a viral etiology 

A Rabies 

B Yellow fever 

C Hepatits 

D Smallpox 

4. The interval between exposure to infection and the appearance of the first symptoms is called

A Incubation period 

B Latent period 

C Incubation 

D All of the above 

5. Who discover vibrio cholerae (cholera) 

A Robert koch 

B A. Nicolaier 

C Ronald ross 

D Alexander Fleming 

6. When a patient already suffering from an infection acquires another infection from another patient or source is called-.

A Contagious 

B Cross infection 

C Chronic infection 

D Latent infection 

7. Who discovered the mycobacterium leprae bacilli

A Edward Janer 

B Loeffler

C Yersin

D Hansen 

8. Organisms that live in an intimate non-parasitic relationship with the host are called 

A Parasites 

B Saprophytes 

C Commensals 

D Saprotrophs 

9. Who described tetanus bacilli

A Frankel

B Nicolaier 

C Klebs 

D Ivanovosky