Kerala PSC Previous Years Question Paper & Answer

Title : Assistant Professor in Microbiology - Medical Education
Question Code : A

Page:4


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Assistant Professor in Microbiology - Medical Education' And exam conducted in the year 2022. And Question paper code was '87/2022/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was 'A'. Answer keys are given at the bottom, but we suggest you to try answering the questions yourself and compare the key along wih to check your performance. Because we would like you to do and practice by yourself.

page: 4 out of 13
Excerpt of Question Code: 87/2022/OL

5:96
Correct ۸۳۰۸۷۴ ೦೧0078.
Question25:-Method used for qualitative evaluation of air in operation theatre include all EXCEPT
‘AcParticle count
8:-5॥ sampler
೦-5೮ plate
D:-Membrane filtration

Correct Answer: Option-D

Question26:-A 26-year-old male presents to the hospital with fever, rash, headache and bodyache ten days after a camping trip in the Himalayas. Physical examination shows
generalized lymphadenopathy and a masculopapular rash on the thorax and extremities. Vital signs are as follows : blood pressure 105/76 mmHg, pulse 102/min, respiratory rate

ண்‌, and temperature 39.4 ९ (102.9 F). What is the primary site of proliferation of the most likely causative organism?
i. Parenchymal cells of the liver

ji, Endothelial cells of small vessels
நி. Media of arteries
iv, Endothelial cells of large vessels

கரடி (ii) and (iv)

B-Only (i)
C-Only 01,11, iv)
0:௮1 of the above (i iii iv)

Correct Answer: Option ®
Question27::Which one of the following clinical manifestations of Lyme’s disease is linked to the expression of HLA-DR or HLA-DR2?
‘Ac Erythema chronicum migrans
B:-Acrodermatitis chronica atrophicans
രവി destructive arthritis
D-Garin-Bujadoux-Bannwarth syndrome

Correct Answer: Option-C

Question28::Which is a reason for antimicrobial resistance being higher in 8 biofim than in free-floating bacterial cells?
‘AcThe extracellular polymeric substances allow faster diffusion of chemicals inthe biofilm
B:-Cells are more metabolically active at the base of a biofilm
Cells are metabolically inactive at the base of a biofilm
Di-The structure ofa biofilm favours the survival of antibiotic resistant cells

Correct Answer: Option-C

Question29::Which of the following statement about penicillin-binding proteins is/are TRUE :
1 PBPis located in outer cell wall

ji, 787 is essential for cell wall synthesis

ii PBP acts as carboxypeptidase and transpeptidase

iv. Alteration in PBP is basis of MRSA

Only 0,1, 0)
ഷി.

Only fii)

0-81 of the above tii iv)

Correct Answer: 8

‘Question30::Which of the following statements regarding the hyaluronic acid capsule of S.pyogenes are True :
i. 0 responsible for the mucoid appearance of the colonies in vitro

ii. tis anti-phagocytic

ii, tt binds to CD44 on human epithelial cells

൧ Streptolysin-O 15 structurally and functionally similar to tetanospasmin of Clostridium tetani

‘Ac Only (i and i)
B:-Only (i and il)
C-Only (1, ரி ‏همه‎ iv)
೦-೦೧೫ (ii, il)
Correct Answer:- Option-D
Question31::Which statement is true about the Nucleic Acid Amplification Tests used for the direct detection of Neisseria gonorrhoeae in the genitourinary specimens?
‘AcThe test has low sensitivity and specificity in symptomatic and high prevalence populations
B:-The test has equal sensitivity and specificity as Neisseria gonorthoeae in symptomatic and high prevalence populations
C-The test has high sensitivity and specificity in symptomatic and high prevalence populations

ഉംം test has high sensitivity and low specificity in symptomatic and high prevalence populations

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