Kerala PSC Previous Years Question Paper & Answer
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Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Junior Instructor (Dairying)' And exam conducted in the year 2023. And Question paper code was '150/2023'. 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.
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The feeding pattern of cow has greatest effect on:
(A) Fat ൯) Protein
(C) Lactose () Minerals
The carboxy terminal fragments of / -casein is called as:
(^) K-casein ൯) Proteose peptone
(0) y-Casein (D) as 1casein
The enzyme whose heat stability is similar to minimum conditions used for milk
pasteurization :
(A) Lipoprotein lipase (B) Alkaline serine protease
(6 Plasmin (D) Alkaline phosphatase
Protein which act as an enzyme modifier in Lactose synthesis :
(A) #-lactoglobulin (3) @ lactalbumin
(C) Immunoglobulin (1) Lactoferrin
The stabilization of fat emulsion in milk can be achieved mainly by :
(^) Pasteurization (B) Homogenization
(C) Cream separation (D) Freezing
The milk component which shows highest density at 20°C :
(A) Water (B) Milk fat
(C) Protein (D) Lactose
Physico chemical property of milk which is used as an index of mastitis infection :
(4) Specific gravity (B) Surface tension
(0) Electrical conductivity (D) Viscosity
Total solids in milk can be determined by :
(A) Drying method ൯) Lactometer method
(C) Both (A) and (B) (D) None of these
n ashing, milk sample is exposed to a higher temperature of :
(A) 300°C (B) 440°C
(0 550°C (D) 150°C
Cryoscope is an instrument used to measure sample property :
(4) Freezing point (B) Boiling point
(C) Viscosity (D) Acidity
150/2023 6 A