Download KNRUHS MBBS 2nd Year 2025 January Microbiology Paper II .Pdf Previous Question Paper

Note: Answer all questions

Give Diagrammatic representation wherever necessary

Multiple Choice Questions: 10 × 1 = 10

1. Following are zoonotic viral infections EXCEPT
   1. Rabies
   2. Kyasanur Forest disease

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   3. Hepatitis B
   4. Ebola
2. Yersinia pestis shows 'safety pin' appearance when stained with
   1. GMS stain
   2. Methylene blue stain

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   3. Gram stain
   4. ZN stain
3. Which of the following microorganisms causes scarlet fever?
   1. Pseudomonas aeruginosa
   2. Enterococcus faecalis

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   3. Streptococcus pyogenes
   4. Staphylococcus aureus
4. For how long should one wash their hands when using soap and water?
   1. Under 10 seconds
   2. At least 20 seconds

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   3. 60–40 seconds
   4. It doesn't matter as long as your hands appear clean
5. The most infective stage in Syphilis is
   1. Secondary stage
   2. Primary stage

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   3. Tertiary stage
   4. All of the above
6. Which of the following viral infections leads to Subacute sclerosing panencephalitis?
   1. Measles
   2. Mumps

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   3. Rubella
   4. Influenza
7. Wool sorter's disease is caused by
   1. Bacillus subtilis
   2. Bacillus anthracis

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   3. Bacillus cereus
   4. Bacillus licheniformis
8. Tinea unguium is the infection of the nail caused by
   1. Zygomycetes
   2. Dermatophytes

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   3. Fusarium
   4. Aspergillus
9. Which of the following bacteria is not associated with urinary tract infections?
   1. Escherichia coli
   2. Proteus spp

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   3. Shigella spp
   4. Klebsiella spp
10. Chemoprophylaxis for influenza is recommended for all the following situations, except
    1. During outbreak situations in hospital
    2. Routine seasonal pre-exposure prophylaxis

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    3. Following exposure to an influenza case if not vaccinated
    4. Following exposure to an influenza case if the individual is HIV infected

Essay / Long Answer Questions: 2 × 15 = 30

1. Enumerate organisms causing Sexually Transmitted Diseases. Discuss laboratory diagnosis of Syphilis. Write a brief note on its prevention.

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2. Classify Herpes group of Viruses. Discuss briefly various clinical manifestations of Herpes Simplex Virus and its laboratory diagnosis.

Short Answer Questions: 7 × 6 = 42

1. Laboratory diagnosis of Bacterial Meningitis.
2. Urinary Tract Infection.
3. Vaginal candidiasis.

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4. Laboratory diagnosis of Diphtheria.
5. Free living Amoebae.
6. Eumycetoma.
7. Pathogenesis of Poliovirus Infection.

Very Short Answer Questions: 6 × 3 = 18

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1. Multidrug Resistant Tuberculosis (MDR-TB).
2. Nipah Virus.
3. Name three Bacteria causing Zoonotic Diseases.
4. Draw a neat labelled diagram of Trichomonas vaginalis.
5. Name three organisms causing Osteomyelitis.

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6. Colour coding for disposal of Biomedical Waste.

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