Kerala PSC Previous Years Question Paper & Answer

Title : MICROBIOLOGIST
Question Code : A

Page:4


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'MICROBIOLOGIST' And exam conducted in the year 2017. And Question paper code was '075/2017/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 11
Excerpt of Question Code: 075/2017/OL

D:-Kummis
Correct Answer:- Option-A

Question29:-The flavouring compound with antibacterial activity that is present in the flower petals of the plant Hops that is
used in the beer industry

A:-Cadaverine and Putrescene
-Flavons and Flavanones
C:-Humulone and Lupulone
D:-Thujone and ceneo
Correct Answer:- Option-C
Question30:-How the personal hygiene in HACCP system in a meat processing plant is monitored?
A:-Visual inspection
-Hand swabs
C:-Both (1) and (2)
D:-None of the above
Correct Answer:- Option-B
Question31:-Which is the human organ that is affected by Veno-Occlusive disease?
A:-Heart
-Intestine
ರ್ಟ
D:-Kidneys
Correct Answer:- Option-C
Question32:-Deoxynevalenol is grouped under the broad category of chemicals referred to 85
A:-Trichothecines

C:-Terpenoids
D:-Flavanoids
Correct Answer:- Option-A
Question33:-Select the microaerophilic bacteria that causes food poisoning
A:-Vibrio parahaemolyticus
B:-Camylobacter jejuni
C:-Bacillus cereus
D:-Clostridium sp
Correct Answer:- Option-B
Question34:-Mention the name of the scientist who first proposed the use of steel cans for the canning process
A:-Francois Appert
-Lazzaro Spallanzani
C:-Peter Durand
D:-Harry Russel
Correct Answer:- Option-C

Question35:-Which of the following sequence accurately represent the Aw requirement in the decreasing order of demand
for growth in food stuffs?

A:-Spoilage bacteria > Spoilage yeast > Spoilage mold > Halophilic bacteria > Osmophilic yeast
B:-Halophilic bacteria > Spoilage bacteria > Spoilage yeast > Spoilage mold > Osmophilic yeast
C:-Spoilage bacteria > Spoilage yeast > Spoilage mold > Osmophilic yeast > Halophilic bacteria
D:-Spoilage yeast > Spoilage bacteria > Spoilage mold > Halophilic bacteria > Osmophilic yeast
Correct Answer:- Option-A
Question36:-Which among the following is not a Class | preservative?
A:-Propionic acid
B:-Dextrose
C:-Honey
D:-Sodium chloride
Correct Answer:- Option-A
Question37:-Itai-Itai disease in Japan is caused by the toxicity of which of the following?
A:-Arsenic
B:-Copper
C:-Mercury
D:-Cadmium
Correct Answer:- Option-D
Question38:-Name the toxic alkaloid present in Argemone mexicana which is a major adulterant in mustard

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