1. The classic opportunistic infection in acquired immune deficiency syndrome is: Apthous stomatitis Tuberculosis Pneumocystis carinii pneumonia Herpetic gingivostomatitis 2. Which of the following is characteristic infection’ caused by Nocardia: Colonic diverticulosis Brain abscess Secondary dissemination to liver Diarrhea 3. EB virus is associated with which carcinoma: Carcinoma of bladder Nasopharyngeal carcinoma Chronic lymphocytic leukemia Carcinoma of larynx 4. The following hepatitis virus is transmitted by faeco-oral route: except Hepatitis B Virus Hepatitis D Virus Hepatitis E Virus Hepatitis C Virus 5. In penicillin allergy, penicillin acts as a: Toxin Hapten Carrier Super antigen 6. Leprosy bacilli are transmitted from person to person by all except From open sore Discharge from nasal mucosa Through intact skin Through breast milk 7. Method of sterilization for fibreoptic laryngoscope: Hypochlorite Alcohol Glutaraldehyde Autoclave 8. Immunoglobin, which is produced first by the fetus in response to Infection IgG IgA IgM IgD 9. Synthesis of antibodies in plasma cells occurs In: Golgi body Nucleus Endoplasmic reticulum Mitochondria 10. The antigen injected for carrying the ‘Mantoux test’ is composed of : Live attenuated bacteria Killed bacteria Antigen of bacteria Small amount of bacteria 11. Chlamydia causes all of the following except Pneumonia Trachoma Parotitis Mon-gonococcal urethritis 12. Physical sterilization was discovered by: Robert Koch Alexander Flemings John Hunter Joseph Lister 13. In the management of leprosy, Lepromin test is most useful for Epidemiological investigations Treatment Diagnosis Prognosis 14. Staphylococci typically occurs in Irregular Clusters Tetrads Pairs Chains 15. A veterinary doctor had pyrexia of unknown origin. His blood culture in special laboratory media was positive for gram-negative short bacilli which was oxidase positive. Which one of the following is the likely organism grown in culture? Bartonella spp Pasteurella spp Francisella spp Brucella spp 16. Legionnaire’s disease – false is? Ab in urine is diagnostic Human to human transmission is seen Can infect amoeba intracellularly Water borne disease 17. Percentage of alcohol commonly used for optimum disinfection: 10-20% 5-10% 60-80% 30-50% 18. Characteristic feature of retiovirus is: DNA polymerase Ribonuclease Reverse transcriptase Restriction endonuclease 19. Australian antigen is associated with: AIDS Hepatitis B surface antigen in acute hepatitis Basal cell carcinoma Chronic leukemia 20. NK CELL acts on viruses because Expression of MHC II on cell surface receptor NON Expression of MHC II on cell surface receptor Expression of MHC I on cell surface receptor Non Expression of MHC I on cell surface receptor Loading … Question 1 of 20