Kerala PSC Previous Years Question Paper & Answer

Title : Laboratory Technician Grade II (SR for ST)
Question Code :

Page:14


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name ' Laboratory Technician Grade II (SR for ST)' And exam conducted in the year 2023. And Question paper code was '174/2023/OL'. Medium of question paper was in Malayalam or English . Booklet Alphacode was ''. 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: 14 out of 18
Excerpt of Question Code: 174/2023/OL

C:-5.8 - 6.2
0:-7.1 - 7.9
Correct Answer:- Option-B
Question75:-In thin layer chromatography, the stationary phase is
A:-Paper
B:-Cellulose
C:-Resins
D:-Gas
Correct Answer:- Option-B

Question76:-The electrostatic interaction between charged proteins and matrix is
involved in

A:-Thin layer chromatography
B:-lon exchange chromatography
C:-Molecular sieve chromatography
D:-None of these
Correct Answer:- Option-B
Question77:-In dry chemistry analysers, the reaction is measured by
A:-Flame photometry
B:-Colosemetry
C:-Reflectance spectrophotometry
D:-All of the above
Correct Answer:- Option-C
Question78:-Closeness to the true value is
A:-Accuracy
B:-Precision
C:-Sensitivity
D:-None of these
Correct Answer:- Option-A
Question79:-In accurate pepetting, belongs to which of the following?
A:-Pre analytical error
B:-Analytical error
C:-Post analytical error
D:-All the above
Correct Answer:- Option-B
Question80:-Red coloured vacutainer tube contain,
A:-EDTA

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Laboratory Technician Grade II (SR for ST) : Video