Kerala PSC Previous Years Question Paper & Answer
Page:10
Below are the scanned copy of Kerala Public Service Commission (KPSC) Question Paper with answer keys of Exam Name 'Training Instructor (Plumbing) SC Development Department English ' And exam conducted in the year 2020. And Question paper code was '007/2020'. 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.
60.
6.
62,
63,
64,
65,
66,
67,
A pipe installed in the house or building drainage to preserve that water seal of a trap
(ಹ) Soil pipe (B) Vent pipe
(C) Waste pipe (D) Anti-Syphonage pipe
The disposal of sewage into natural water courses such as streams, rivers, sea and lake is
known as
(A) Chemical privy (B) Disposal by dilution
(C) Dry privy (D) Septic tank
The bacterias which exist under dark and stagnate conditions in the absence of oxygen
are known as
(ಹ) Self purification (8) Acrobic bacterias
(C) Sewage treatment (D) Anaerobic bacterias
(+
The symbol stands for
(A) Elbow (B) Valve
(C) 1௯ (D) Union
is a form of ball valve use to control the flow of a liquid or gas.
(A) Tap (B) Pipe
(C) Stopcock (D) Drainage
is an inspection chamber in a drainage system.
(^) Septic tank (B) Manhole
(೧) Gullytrap (D) Allof these
Which of the following is used in toilet under water closet ?
(ಹ) Nahini trap (B) Strap
0 ہو (D) Bottle trap
Effluent quality control is typically aimed at
(^) Public health protection (83) Prevention of Eutrophication
(0 Promotion of water reuse (D) All of these
007/2020 10 கீ
