Baba Farid University of Health Sciences 2009-1st Year B.Sc PC B.Sc (Nursing for Trained) .(N) [Post Basic ] BF//06 Microbiology - exam paper

M.M. : 75 Time : three Hours.
Note: Attempt 5 ques. only. Q.No. one is COMPULSORY.
1A. provide 1 word ans of the following: [10x1=10]
1. Who invented basic tools, such as hot air oven and steam sterilizer?
2. Lipopolysaccharide is a major cell component of……bacteria.
3. Painless, hard, non-bleeding ulcer is seen in which stage of Syphilis……...
4. Destruction or inhibition of microorganisms in residing tissues is known
as………….
5. Which bacterial cell wall contains Sterols?
6. Anaphylactic reactions are `mediated by which class of Immunoglobulin?
7. Mycolic acid is current in the cell wall of………..
8. Quellung reaction is used for the diagnosis of……….
9. Alberts stain is used for the detection of…………
10. Negri bodies are obtained in the cells infected with the subsequent virus…….
1B. Pick up the most improper answer: [5x1=5]
1. Most abundant class of immunoglobulin in the body is:
a. Ig G
b. Ig M
c. Ig E
d. Ig A
2.
-hemolysis is characteristic of:
a. Streptococcus pyogenes.
b. S. salivarius.
c. S. pneumoniae
d. Viridans streptococci.
3. Humans become most commonly infected with Mycobacterium tuberculosis
most frequently by:
a. Ingestion.
b. Inhalation.
c. Contact.
d. Inoculation.
4. What is the colour of colonies of Corynebacterium diphtheriae on blood
tellurite agar medium?
a. White.
b. Grey to black.
c. Cream.
d. Yellow.
5. What is the efficacy of the transmission of HIV by blood transfusion?
a. 0.5-1%
b. 2.5%
c. 13-40%
d. >90%
P.T.O.
1C. Fill in the blanks: [4x1=4]
1. Mantoux test is used for the diagnosis of………………
2. Dark ground microscopy is used for the diagnosis of …………….
3. The colour of granules in Madurella mycetomatis is………..
4. Plastics are to be disposed of in which colour coded bag………..
2. Write short notes on any 4 of the following: [4x31/2=14]
a. Contributions of Robert Koch.
b. Hot air oven.
c. Prozone Phenomenon.
d. kind II hypersensitivity.
e. Typhoid vaccines.
f. Cryptococcus infections.
g. Differential media.
h. Ziehl-Neelsen stain.
3. describe Hypersensitivity. How do you classify different kinds of hypersensitivity
reactions? define kind I reactions. [2+4+8=14]
4. Name various kinds of hospital wastes and define in detail the different methods of
disposal waste. [4+10=14]
5. explain the pathogenesis, laboratory diagnosis of Tuberculosis. define the
Mantoux test and BCG vaccination. [4+5+2+3=14]
6. Name different Hepatitis causing viruses transmitted by Blood. define other routes
of transmission, pathogenesis and laboratory diagnosis of Hepatitis C virus.
[3+4+7=14]
7. Write briefly on: [7+7=14]
a. Laboratory diagnosis of Malaria.
b. Laboratory diagnosis of Aspergillosis.

Earning:   Approval pending.