Download WBUHS MBBS 2nd Year WBUHS Microbiology Paper I 2022 September Question Paper

The West Bengal University of Health Sciences

MBBS 2nd Professional Examination (Old Regulation) September 2022

Subject: Microbiology

--- Content provided by‌ FirstRanker.com ---

Paper: I

Full Marks: 40

Time: 2 hours

Attempt all questions. The figures in the margin indicate full marks.

1. 1. Mention common methods of sterilization in a microbiological laboratory indicating suitability of its choice. How functioning of an autoclave can be monitored ? How the potency of a disinfectant solution can be evaluated? 4+3+3

      Or

      --- Content provided by‌ FirstRanker.com ---

   2. Define helminthes. Outline the general characters of cestode. Classify cestodes along with examples. Write briefly on the laboratory diagnosis of cysticercosis. 1+2+3+4
2. Write short notes on any three of the following: 3 x 4
   1. Scrub typhus.
   2. Heterophile antigen.

   --- Content provided by⁠ FirstRanker.com ---

   3. Bacterial growth curve.
   4. Escherichia coli.
3. Comments on any three of the following: 3 x 4
   1. Staphylococcus causes localized lesions while streptococcus causes spreading type of lesions.
   2. All bacteria do not obey Koch's postulates.

   --- Content provided by FirstRanker.com ---

   3. Drug can lead to various types of hypersensitivity reactions.
   4. Result of a single widal test is not treated as confirmatory.
4. Differentiate between the following: 3 x 2
   1. Enriched media and enrichment media.
   2. Fumigation and sporicidal disinfection.

   --- Content provided by‌ FirstRanker.com ---

   3. Agglutination and precipitation.

FirstRanker.com