Kerala PSC Previous Years Question Paper & Answer

Title : Laboratory Assistant (Dairy/ CFP) - Kerala Co-operative Milk Marketing Federation Ltd
Question Code : A

Page:3


Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Laboratory Assistant (Dairy/ CFP) - Kerala Co-operative Milk Marketing Federation Ltd ' And exam conducted in the year 2022. And Question paper code was '081/2022'. 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: 3 out of 16
Excerpt of Question Code: 081/2022

081/22

. According to Arrhenius concept acid is a substance which dissociate to give
ions in solution.
A) Nat 8) ‏ہہ‎ ©) ٣ D) Cr

. PH of 1.0 M sodium hydroxide solution is
A) 0 B) 1 C) 14 D) None of these

. Ina thermodynamic process, if no heat enters or leaves the system is called
A) Isothermal process B) Adiabatic process
C) 16008110 process 0) Isochoric process

. When alcohol added to water surface tension
A) Increases B) Decreases
C) First increases then decreases D) No change

. 2 ‏و‎ of sodium hydroxide dissolved in 100 mL water, the molarity of the solution is
A) 0.5M B) 1M ©) 2M 0) 0.1M

. Colligative property of a solution is proportional to
A) Volume of the solution

B) Number of solute particles in the solution

C) Normality of the solution

D) Mole fraction of the solution

. In Ag-Cu cell oxidation occurs at
A) Electrolyte B) Ag electrode
©) Zn electrode D) Cu electrode

. Which of the following molecule does not show infrared spectrum ?
A) HCI B) CO ©) Hp ഉ) CO,

. The elastic scattering of photons are called
A) Raman scattering B) Rayleigh scattering
C) Newton scattering D) Einstein scattering

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