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 'LABORATORY ASSISTANT FACTORY STATE FARMING CORPORATION OF KERALA LTD' And exam conducted in the year 2014. And Question paper code was '140/2014'. 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.
45. The unit for concentration which is independent of temperature :
(A) Molarity (8) Molality (ಲ) ண்டி (D) Indicator
46. The substance used to prepare a solution of known concentration is ;
(ಗಿ) Primary standard (8) Indicator (C) Buffer (D) Analyte
47, Pick out the odd one :
(A) Astronomy (8) Astrology (9 TPhrenology (D) Acupuncture
48. A hypothesis, if passes all challenging tests, is promated to :
(A) Scientific hypothesis (8) Null hypothesis
(८) Theory (D) Auxiliary hypothesis
49. The best known scientific method is :
(ക) Positivism (8) Empiricism (८) Induction (D) Deduction
50. Which of the following statements about radio activity is not correct ?
(ಗಿ) 115 a nuclear property
(8) It does not involve any rearrangement of electrons
(0) Itis not affected by the presence of other elements
(D) The rate is affected by change of temperature or pressure
51, Radioactive disintegration differs from a chemical change in being :
(ಗಿ) An exathermic change (B) A spontaneous process
(ಟಿ) A nuclear process (D) A first order reaction
52. णह:
(ಗಿ) Have greater ionizing power than alpha rays
(8) Possess greater penetrating power than gamma rays
(ಲ) Are rejected when light falls on active metals
(0) Carry charge opposile in sign but equal in magnitude than a proton
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