Kerala PSC Previous Years Question Paper & Answer

Title : Microbiologist - Food Safety (Govt. Analytical Laboratory)
Question Code : A


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Microbiologist - Food Safety (Govt. Analytical Laboratory) ' And exam conducted in the year 2022. And Question paper code was '27/2022'. 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 16
Excerpt of Question Code: 27/2022


6. Match the given sterilant or disinfectants with their efficacy and choose the best answer

given below.

Sterilant/Disinfectant Efficacy
i. Betapropiolactone (BPL) a. Plastic wraps
ர்‌. Ethylene oxide b. Laboratory equipment
iii. Hexachlorophene c. Safety cabinets
iv. Glutaraldehyde d. Vaccines
v. Vapourised hydrogen peroxide e. Skin antiseptic
A) i-b, 4-௦, iii-d, ४-७, ४-७
8) 1-०, 4-0) iii-e, ४-७, ४-०
C)i-d, 1-8, iii-e, ४-४०, ४-०
0) 1-०, 1-9७, iii-a ४-४०, ४-०७

7. Match the antibiotics to their mechanism of action and choose the answer given below.
Antibiotic Mode of action

i. Macrolides a. Inhibits replication

ii. Aminoglycosides b. Inhibits transpeptidation

iii. Sulphonamides c. Interfere with protein synthesis
iv. Penicillins d. Inhibits folic acid synthesis

v. Quinolones e. Peptide chain elongation

A) i-b, 4-௦, iii-d, ४-७, ४-७

8) 1-०, 4-0) iii-e, ४-७, ४-०

C)i-e, 1-0, iii-d, ४-४०, ४-७

0) 1-0, ii-c, iii-d, ४-७, ४-७

8. Pick out the statement which is false regarding the accessory pigment of photosynthesis.
A) Phycocyanobilin contains a linear tetrapyrrole attached to a protein
B) Phycoerythrin is a red pigment with a maximum absorption of 550 nm
C) Accessory pigments absorbs light in the range absorbed by the chlorophylls

0) 8 carotene is present in Cyanobacteria

9. Spikes containing neuraminidase and haemagglutinin are present in one of the following

A) Hepatitis virus A B) Rabies virus
C) Influenza virus D) Pox virus

10. Amanitin, a mycotoxin, produced by Amanita verna causes the disease
A) Aflatoxicosis B) Ergotism
C) Mushroom poisoning D) Poultry haemorrhagic syndrome

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Microbiologist - Food Safety (Govt. Analytical Laboratory) : Video