Download MBBS 2nd Year 2022 August 526065 Microbiology I Mcqs MCQs Question Paper

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THE TAMIL NADU DR. M.G.R. MEDICAL UNIVERSITY

[MBBS 0822] AUGUST 2022 Sub. Code :6065

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M.B.B.S. DEGREE EXAMINATION

(For the candidates admitted from the Academic Year 2019-2020)

SECOND YEAR- SUPPLEMENTARY (CBME)

PAPER III - MICROBIOLOGY -1

Q.P. Code: 526065

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Time: 30 Minutes Maximum : 20 Marks

Answer All Questions

Choose one correct answer in the box provided in the Answer Script.

No overwriting should be done.

II1. Multiple Choice Questions: (20x1=20)

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1. The following scientist was awarded Nobel prize for Polymerase chain Reaction technique
   1. Karry B Mullis
   2. Barbara Mc Clintock
   3. Ernst Ruska
   4. Robert Koch

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2. Testing methods of Antimicrobial sensitivity for bacteria are the following except
   1. Disk diffusion method
   2. Broth dilution method
   3. Chemical method
   4. Molecular method

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3. Example for Thermophilic bacteria (55°C-80°C)
   1. Escherichia coli
   2. Pseudomonas aeruginosa
   3. Geobacillus stearothermophilus
   4. Clostridium species

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4. In VITEK 2 automated system,-Anti microbial Susceptibility Test can be performed for
   1. Bacteria
   2. Yeast
   3. a&b
   4. Parasite

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5. Which of the following is correct statement regarding the shape of the virus
   1. Rota virus- wheel shape
   2. Tobacco mosaic virus- Filamentous shape
   3. Ebola virus- Rod shape
   4. Adeno virus- Brick shape

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6. All of the following diseases are transmitted by droplet particles except
   1. Mycoplasma pneumionae
   2. Rubella
   3. Hemophillus influenza
   4. Chlamydia trachomatis

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7. The number of amino acids in variable region of Antibody is
   1. 110
   2. 50
   3. 200
   4. 170

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8. Heriditary angioneurotic edema is due to the deficiency of
   1. Complement C1&C2
   2. Complement C5-C9
   3. C1 esterase inhibitor
   4. Properdin

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9. Mature Helper T cells is
   1. CD4^- CD8^-
   2. CD4^- CD8⁺
   3. CD4⁺ CD8^-
   4. CD4⁺ CD8⁺

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10. The Mcfarland standard of 0.5 is equalent to
    1. 1.5 x 10⁸ CFU/ml of bacteria
    2. 1.25 x 10⁷ CFU /ml of bacteria
    3. 1.5 x 10⁹ CFU /ml of bacteria
    4. 1.5 x 10⁶ CFU /ml of bacteria

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11. In Transplanation,Acute Graft Rejection occur with in
    1. Minutes to hours
    2. Days to week
    3. After 1 month
    4. None of the above

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12. Sterlization control for Ethylene Oxide (ETO) Sterlizer
    1. Geobacillus stearothermophillus
    2. Bacillus stearothermophilus
    3. Brevundimonas diminuta
    4. Bacillus atrophaeus

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13. Majocchi granuloma is produced by
    1. Tinea versicolor
    2. Tinea capitis
    3. Candida albicans
    4. Fusarium

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14. Nagler’s reaction in Clostridium perfringens infection is to demonstrate
    1. Alpha toxin
    2. Beta toxin
    3. Gamma toxin
    4. Neuraminidase

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15. Guinea worm disease is caused by
    1. Schistosoma haemotobium
    2. Ancylostoma duodenale
    3. Trichinella spiralis
    4. Drancunculus medinensis

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16. River blindness is caused by
    1. Taenia solium
    2. Onchocerca volvulus
    3. Loa Loa
    4. Toxocara canis

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17. Owl’s eye inclusions are seen in the following viral infection
    1. Measles
    2. Rubella
    3. Herpes simplex
    4. Cytomegalo virus

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18. Non immune Hydrops fetalis is caused by
    1. Cytomegalo virus
    2. Parvo virus
    3. Congenital syphilis
    4. Zika virus

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19. The culture media used for the isolation of Leishmania is
    1. Non nutrient Agar
    2. Novy-MacNeal-Nicolle
    3. Diamonds Medium
    4. Boeck and drbohlav egg serum medium

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20. Vaccines can be prepared from
    1. Exotoxin
    2. Endotoxin
    3. Both a&b
    4. Cytotoxin.

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