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 'Meter Reader - Kerala Water' And exam conducted in the year 2021. And Question paper code was '073/2021'. 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.
073/21
53. A waterproof chemical is
A) Ceroplastic B) Solvent
C) Putty D) Plaster of paris
54. How to prevent algae growth in OH tank ?
A) By use of bleaching powder
B) By use of copper sulphate
C) By use of chlorine
)
D) By use of lime
55. Why traps are fitted in drainage system ?
A) To prevent waste water B) To prevent blocks
C) To avoid repairs D) To prevent foul gas
56. How many pipes are there in a one pipe system ?
A) 1 B) 2 03 0) 4
57. What is the initial requirement to start a centrifugal pump ?
A) It should have electricity
B) It should have 50 ft head
C) It should have minimum 8 m suction head
)
D) It should be full of water in pump
58. Which is a process of water treatment ?
A) Intake B) Coagulation C) Storing D) Pumping
59. State the advantage of composite pipes.
A) Easily break
B) Curves can be easily formed
C) Easy to joint
)
D) Used in main lines
A 75