Kerala PSC Previous Years Question Paper & Answer
Page:14
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'CHEMICAL ASSISTANT GROUND WATER DEPARTMENT' And exam conducted in the year 2019. And Question paper code was '022/2019'. 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 compound showing insecticidal properties is :
(வ) hexachlorobenzene (8) B-hexachlorocyclohexane
(~) vy-hexachlorocyclohexane (D) 6-hexachlorocyclohexane
Which of the following is NOT a function of a food additive ?
(മ) Maintaining the product taste (8) Keeping the nutritive value
(ಲ) Controlling the pH (D) None of the above
The antibiotic effect of sulfadrugs is due to :
(ಹಿ) The presence of sulphur which is an antibiotic
(൫ Their structural similarity with p-aminobenzoic acid amide
(ಲ) Their ability to burst the cell walls of bacteria
(D) Their reaction with folic acid
Identify a molecule which can be used as soap :
(வ) வேண்டு palmitate (8) Potassium adipate
(9) Magnesium linoleate (D) Sodium stearate
Which of the following is saccharin ?
ജേ وم
H
N.
प्त سب
@ ಅ. உடம் !
B
ಲಿ 0
The condition in which the ratio of chemical nutrients in ecosystem increases beyond optimal
value is known as :
(A) Bioaccumulation (8) Eutrophication
(C) Biomagnification (D) Pollution
-006-
22/2019 14 A
