MICROBIOLOGY (MEDICAL EDUCATION)- PAGE 4
MICROBIOLOGY (MEDICAL EDUCATION)
1. All the following are polyene antibiotics used in antifungal therapy except:
(A) Fluconazole (B) Amphotericin B
(C) Nystatin (D) Hamycin
Ans: A
2. All the following give produce phenylalanine deaminase enzyme except:
(A) Proteus (B) Providencia
(C) Morganella (D) Staphylococcus
Ans: D
3. Which of following is a gram negative coccobacillus which often shows bipolar staining?
(A) E.coli (B) Yersinia pestis
(C) Pseudomonas (D) Vibrio cholera
Ans: B
4. All of the following belong to the family of Herpesviridae except:
(A) Herpes simplex virus (B) Varicella zoster virus
(C) Cytomegalovirus (D) Human papilloma virus
Ans: D
5. Organisms which are aerobes that can also grow anaerobically are known as:
(A) Facultative anaerobes (B) Facultative aerobes
(C) Obligate aerobes (D) Aerotolerant anaerobes
Ans: A
6. The most commonly used antibiotic substance of the last century i.e penicillin was discovered by:
(A) Paul Ehrlich (B) Alexander Fleming
(C) Robert Koch (D) Ernst Ruska
Ans: B
7. All the following are examples of Heterophile agglutination tests except:
(A) Weil Felix Reaction (B) Paul Bunnell test
(C) Cold agglutination test (D) Widal test
Ans: D
8. In which of the following parasites domestic cats is the definitive host?
(A) Plasmodium falciparum (B) Leishmania donovani
(C) Toxoplasma gondii (D) Trichomonas vaginalis
Ans: C
9. The commonly used screening test for HIV is:
(A) Western Blot Assay (B) PCR
(C) ELISA test (D) Branched DNA Assay
Ans: C
10. CAMP reaction can be used to identify
(A) Streptococcus pyogenes (B) Streptococcus agalactiae
(C) Streptococcus equisimilis (D) Streptococcus mitis
Ans: B
11. All the following are killed Vaccine EXCEPT
(A) Salk Vaccine (B) Hepatitis B Vaccine
(C) Non neural Vaccine for Rabies (D) MMR
Ans: D
12. Steam Sterilization at 1000 C for 20 minutes on the three successive days is known as
(A) Tyndallisation (B) Inspissation
(C) Pasteurisation (D) Incineration
Ans: A
13. Candida albicans is noteworthy as the etiologic agent of
(A) Valley fever (B) Desert fever
(C) Desert rheumatism (D) Thrush
Ans: D
14. Contamination of contact lenses could lead to eye infection with :
(A) Acanthamoeba (B) Entamoeba coli
(C) Onchocerca volvulus (D) Toxocara canis
Ans: A
15. In ‘C Reactive Protein’, the letter ‘C’ is short for?
(A) Cellular pneumococcus (B) Cytoplasmic
(C) C polysaccharide of pneumococcus (D) Concanavalin A
Ans: C
16. Which organism is considered an index of fecal pollution of drinking water supplies?
(A) Rota Virus (B) E. coli
(C) Salmonella spp. (D) Hepatitis E virus
Ans: B
17. Griffith Experiment provided direct evidence of existence of:
(A) Transformation (B) Transduction
(C) Lysogenic conversion (D) Conjugation
Ans: A
18. Which one of the following is non-motile bacteria?
(A) E.coli (B) Klebsiella spp.
(C) Proteus (D) Salmonella
Ans: B
19. Which of the following substances will not stimulate an immune response unless they are bound to a carrier molecule?
(A) Antigen (B) Virus
(C) Hapten (D) Antibody
Ans: C
20. Casoni’s Test is diagnostic for
(A) Ascariasis (B) Hydatid Disease
(C) Anemia (D) Hepatitis
Ans: B
21. Post exposure Prophylaxis is given for :
(A) Measles (B) Polio
(C) Rabies (D) Tuberculosis
Ans: C
22. Aseptic meningitis is caused by
(A) Mumps Virus (B) H.influenza
(C) Meningococci (D) Pneumococci
Ans: A
23. Pernicious Malaria can present as
(A) Cerebral Malaria (B) Algid Malaria
(C) Septicaemic malaria (D) All of the above
Ans: D
24. Lose of ability to induce full blown disease but retaining immunogenicity known as:
(A) Attenuation (B) Endotoxin
(C) Cytopathic (D) Chronic
Ans: A
25. Father of Microbiology is:
(A) Edward Jenner (B) Robert Koch
(C) Louis Pasteur (D) Ehrlich
Ans: C
26. Scalded skin syndrome is mediated by:
(A) Hemolysin (B) Coagulase
(C) Entertoxin (D) Epidermolytic toxin
Ans: D
27. Serum Sickness is an example of which hypersensitivity reaction
(A) Type I (B) Type II
(C) Type III (D) None of the above
Ans: C
28. All the Enterobacteriacae share all the following characterstics EXCEPT
(A) Aerobes and facultative anaerobes (B) Reduce nitrates to nitrites
(C) Oxidase positive (D) Gram negative bacilli
Ans: C
29. Selective media for Pseudomonas aeruginosa is
(A) Deoxycholate citrate agar (B) TCBS
(C) Cetrimide agar (D) Blood tellurite agar
Ans: C
30. Artifical passive immunity may be induced by :
(A) Immunoglobulin injection (B) Vaccination
(C) Maternal antibody (D) All of the above
Ans: A
31. Antigenic Shift is seen in
(A) smallpox virus (B) Influenza virus
(C) herpes virus (D) measles
Ans: B
32. Generation time of Mycobacterium tuberculosis is about
(A) 20 seconds (B) 20 minutes
(C) 20 hours (D) 20 days
Ans: C
33. Triple sugar iron agar (TSI) medium contain all the following carbohydrates EXCEPT
(A) Glucose (B) Lactose
(C) Sucrose (D) Mannitol
Ans: D
34. Amastigote forms of Leishmania are seen in
(A) Sandfly (B) Vertebrate Host
(C) Culture media (D) All of the above
Ans: B
35. Neural Rabies vaccine is prepared from
(A) Street virus (B) Fixed virus
(C) Live virus (D) Wild virus
Ans: B
36. Consumption of uncooked pork is associated with which of the following helminthic infection
(A) Tinea saginata (B) Tinea solium
(C) Trichuris trichura (D) Hydatid cyst
Ans: B
37. Sulphur granules are composed of :
(A) Organisms (B) Keratinocytes
(C) Leucocytes (D) Antigen antibody complexes
Ans: A
38. Intermediate host in Dracunculus medinensis is:
(A) Sandfly (B) Reduviid bug
(C) Cyclops (D) Anopheles
Ans: C
39. Viral marker detectable after 1 to 2 weeks following an HIV infection is
(A) Anti HIV IgG (B) Anti HIV IgM
(C) p24 antigen (D) CD4
Ans: C
40. Which Hepatitis virus is associated with development of Fulminant hepatitis in pregnant women?
(A) Hepatitis A (B) Hepatitis B
(C) Hepatitis C (D) Hepatitis E
Ans: D
41. Which test is performed to differentiate Gonococci from Meningococci
(A) Catalase test (B) Glucose utilization
(C) Oxidase test (D) Maltose utilization
Ans: D
42. Which of the following is true about Mycobacterium leprae?
(A) Acid fast bacilli (B) Also known as Hansen’s bacilli
(C) Cannot be cultured on LJ medium (D) All of the above
Ans: D
43. Acute Rheumatic Fever is caused by
(A) Streptococcus pyogenes (B) Streptococcus pneumonia
(C) Streptococcus agalactiae (D) Streptococcus viridans
Ans: A
44. Histoplasma capsulatum is a:
(A) yeast (B) Yeast like
(C) Mold (D) Dimorphic fungi
Ans: D
45. Which is the causative agent of Donovanosis
(A) Klebsiella pneumoniae (B) Klebsiella oxytoca
(C) Klebsiella granulomatis (D) None of the above
Ans: C
46. The larva form of Hymenolepsis nana is called
(A) Hydatid cyst (B) Coenurus
(C) Cysticercus (D) Cysticercoid
Ans: D
(A) Fluconazole (B) Amphotericin B
(C) Nystatin (D) Hamycin
Ans: A
2. All the following give produce phenylalanine deaminase enzyme except:
(A) Proteus (B) Providencia
(C) Morganella (D) Staphylococcus
Ans: D
3. Which of following is a gram negative coccobacillus which often shows bipolar staining?
(A) E.coli (B) Yersinia pestis
(C) Pseudomonas (D) Vibrio cholera
Ans: B
4. All of the following belong to the family of Herpesviridae except:
(A) Herpes simplex virus (B) Varicella zoster virus
(C) Cytomegalovirus (D) Human papilloma virus
Ans: D
5. Organisms which are aerobes that can also grow anaerobically are known as:
(A) Facultative anaerobes (B) Facultative aerobes
(C) Obligate aerobes (D) Aerotolerant anaerobes
Ans: A
6. The most commonly used antibiotic substance of the last century i.e penicillin was discovered by:
(A) Paul Ehrlich (B) Alexander Fleming
(C) Robert Koch (D) Ernst Ruska
Ans: B
7. All the following are examples of Heterophile agglutination tests except:
(A) Weil Felix Reaction (B) Paul Bunnell test
(C) Cold agglutination test (D) Widal test
Ans: D
8. In which of the following parasites domestic cats is the definitive host?
(A) Plasmodium falciparum (B) Leishmania donovani
(C) Toxoplasma gondii (D) Trichomonas vaginalis
Ans: C
9. The commonly used screening test for HIV is:
(A) Western Blot Assay (B) PCR
(C) ELISA test (D) Branched DNA Assay
Ans: C
10. CAMP reaction can be used to identify
(A) Streptococcus pyogenes (B) Streptococcus agalactiae
(C) Streptococcus equisimilis (D) Streptococcus mitis
Ans: B
11. All the following are killed Vaccine EXCEPT
(A) Salk Vaccine (B) Hepatitis B Vaccine
(C) Non neural Vaccine for Rabies (D) MMR
Ans: D
12. Steam Sterilization at 1000 C for 20 minutes on the three successive days is known as
(A) Tyndallisation (B) Inspissation
(C) Pasteurisation (D) Incineration
Ans: A
13. Candida albicans is noteworthy as the etiologic agent of
(A) Valley fever (B) Desert fever
(C) Desert rheumatism (D) Thrush
Ans: D
14. Contamination of contact lenses could lead to eye infection with :
(A) Acanthamoeba (B) Entamoeba coli
(C) Onchocerca volvulus (D) Toxocara canis
Ans: A
15. In ‘C Reactive Protein’, the letter ‘C’ is short for?
(A) Cellular pneumococcus (B) Cytoplasmic
(C) C polysaccharide of pneumococcus (D) Concanavalin A
Ans: C
16. Which organism is considered an index of fecal pollution of drinking water supplies?
(A) Rota Virus (B) E. coli
(C) Salmonella spp. (D) Hepatitis E virus
Ans: B
17. Griffith Experiment provided direct evidence of existence of:
(A) Transformation (B) Transduction
(C) Lysogenic conversion (D) Conjugation
Ans: A
18. Which one of the following is non-motile bacteria?
(A) E.coli (B) Klebsiella spp.
(C) Proteus (D) Salmonella
Ans: B
19. Which of the following substances will not stimulate an immune response unless they are bound to a carrier molecule?
(A) Antigen (B) Virus
(C) Hapten (D) Antibody
Ans: C
20. Casoni’s Test is diagnostic for
(A) Ascariasis (B) Hydatid Disease
(C) Anemia (D) Hepatitis
Ans: B
21. Post exposure Prophylaxis is given for :
(A) Measles (B) Polio
(C) Rabies (D) Tuberculosis
Ans: C
22. Aseptic meningitis is caused by
(A) Mumps Virus (B) H.influenza
(C) Meningococci (D) Pneumococci
Ans: A
23. Pernicious Malaria can present as
(A) Cerebral Malaria (B) Algid Malaria
(C) Septicaemic malaria (D) All of the above
Ans: D
24. Lose of ability to induce full blown disease but retaining immunogenicity known as:
(A) Attenuation (B) Endotoxin
(C) Cytopathic (D) Chronic
Ans: A
25. Father of Microbiology is:
(A) Edward Jenner (B) Robert Koch
(C) Louis Pasteur (D) Ehrlich
Ans: C
26. Scalded skin syndrome is mediated by:
(A) Hemolysin (B) Coagulase
(C) Entertoxin (D) Epidermolytic toxin
Ans: D
27. Serum Sickness is an example of which hypersensitivity reaction
(A) Type I (B) Type II
(C) Type III (D) None of the above
Ans: C
28. All the Enterobacteriacae share all the following characterstics EXCEPT
(A) Aerobes and facultative anaerobes (B) Reduce nitrates to nitrites
(C) Oxidase positive (D) Gram negative bacilli
Ans: C
29. Selective media for Pseudomonas aeruginosa is
(A) Deoxycholate citrate agar (B) TCBS
(C) Cetrimide agar (D) Blood tellurite agar
Ans: C
30. Artifical passive immunity may be induced by :
(A) Immunoglobulin injection (B) Vaccination
(C) Maternal antibody (D) All of the above
Ans: A
31. Antigenic Shift is seen in
(A) smallpox virus (B) Influenza virus
(C) herpes virus (D) measles
Ans: B
32. Generation time of Mycobacterium tuberculosis is about
(A) 20 seconds (B) 20 minutes
(C) 20 hours (D) 20 days
Ans: C
33. Triple sugar iron agar (TSI) medium contain all the following carbohydrates EXCEPT
(A) Glucose (B) Lactose
(C) Sucrose (D) Mannitol
Ans: D
34. Amastigote forms of Leishmania are seen in
(A) Sandfly (B) Vertebrate Host
(C) Culture media (D) All of the above
Ans: B
35. Neural Rabies vaccine is prepared from
(A) Street virus (B) Fixed virus
(C) Live virus (D) Wild virus
Ans: B
36. Consumption of uncooked pork is associated with which of the following helminthic infection
(A) Tinea saginata (B) Tinea solium
(C) Trichuris trichura (D) Hydatid cyst
Ans: B
37. Sulphur granules are composed of :
(A) Organisms (B) Keratinocytes
(C) Leucocytes (D) Antigen antibody complexes
Ans: A
38. Intermediate host in Dracunculus medinensis is:
(A) Sandfly (B) Reduviid bug
(C) Cyclops (D) Anopheles
Ans: C
39. Viral marker detectable after 1 to 2 weeks following an HIV infection is
(A) Anti HIV IgG (B) Anti HIV IgM
(C) p24 antigen (D) CD4
Ans: C
40. Which Hepatitis virus is associated with development of Fulminant hepatitis in pregnant women?
(A) Hepatitis A (B) Hepatitis B
(C) Hepatitis C (D) Hepatitis E
Ans: D
41. Which test is performed to differentiate Gonococci from Meningococci
(A) Catalase test (B) Glucose utilization
(C) Oxidase test (D) Maltose utilization
Ans: D
42. Which of the following is true about Mycobacterium leprae?
(A) Acid fast bacilli (B) Also known as Hansen’s bacilli
(C) Cannot be cultured on LJ medium (D) All of the above
Ans: D
43. Acute Rheumatic Fever is caused by
(A) Streptococcus pyogenes (B) Streptococcus pneumonia
(C) Streptococcus agalactiae (D) Streptococcus viridans
Ans: A
44. Histoplasma capsulatum is a:
(A) yeast (B) Yeast like
(C) Mold (D) Dimorphic fungi
Ans: D
45. Which is the causative agent of Donovanosis
(A) Klebsiella pneumoniae (B) Klebsiella oxytoca
(C) Klebsiella granulomatis (D) None of the above
Ans: C
46. The larva form of Hymenolepsis nana is called
(A) Hydatid cyst (B) Coenurus
(C) Cysticercus (D) Cysticercoid
Ans: D