| Post Name | JUNIOR INSTRUCTOR - SANITORY HARDWARE FITTER |
|---|---|
| Department | INDUSTRIAL TRAINING |
| Question Paper Code | 130/2014 |
| Date of Test | 12 August 2014 |
| Medium of Question | ENGLISH |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
If the pH of water is 8.0 it indicates that the sample is :
Answer
C. Alkaline
2
Which of the following disease is not considered to be water borne ?
Answer
A. Small Pox
3
Water carriage system needs more :
Answer
C. Water
4
Sullage is:
Answer
A. Waste water from bath
5
| Which trap is provided at the junction of waste stack with the building drain ?
Answer
B. Gully Trap
6
Incase of pipes connected in series the head loss will be :
Answer
A. Additive +
7
Aunit working purely on an aerobiosis is :
Answer
D. Septic Tank
8
The āviceā mostly used by the plumber is :
Answer
B. Pipe vice
9
Name the valve which prevents backflow of water is :
Answer
B. Check valve
10
Internal Threads on pipes are made by :
|
Answer
D. Taps and Wrench
A 3
(P.T.0.}
11
A sanitary sewer is expected to run:
Answer
C. 2/3 Full
12
The percentage of chlorine in fresh bleaching powder is about:
Answer
B. 30-35
13
A manhole is provided :
Answer
D. When direction or grade changes
14
Before entering a manhole candle is lowered into the manhole :
Answer
D. to find out presence of oxygen
15
Colour of fresh sewage is :
Answer
C. Gray
16
An ideal crop of sewage irrigation is :
Answer
A. Banana
17
A fresh sludge becomes stale in ;
Answer
C. 3-4 hours
18
pH value of fresh sewage is expected to be :
Answer
A. 7
19
From septic tank, the effluents are discharged into :
Answer
A. Soak Pit
20
Inan egg shaped sewer, the maximum discharge occurs when the depth of flow is :
Answer
D. 0.95
21
B.O.D means :
Answer
A. Biochemical Oxygen Demand
22
The bacteria die if temperature is more than :
Answer
B. 40Ā°C
23
If organic matter increases in sewage, the demand of oxygen will :
Answer
A. Increase
24
Pieces of Papers, Crockery, Scrap, metals etc. are classified as :
Answer
B. Rubbish
25
The circular section of a sewer is very common but it is best suited when diameter is up to :
Answer
C. 15m
26
Hydraulically and economically, the best section of drains for large flow is ;
Answer
A. Circular
27
āThe biological decomposition of organic matter in sewage is called :
Answer
B. Decomposition
28
As compared to temperature of water, the temperature of sewage is :
Answer
B. Higher
29
Dried sludge is a good :
Answer
D. Soil builder
30
The pathogenic bacteria can be killed by :
Answer
A. Chlorination
31
Sewage sickness of land can be said to occur if ;
Answer
D. All of the above are correct
32
Salvaging is :
Answer
D. Extraction of essence from waste
33
Mostly adopted detention period for a septic tank under Indian condition is :
Answer
B. 24 Hours
34
A Natural method of disposal of sewage is ;
Answer
A. Sewage Irrigation
35
The minimum diameter of manhole opening is :
Answer
D. 50cm
130/2014 6 A
36
Air relief valves are provided :
Answer
C. Atsummits
37
The system which is most common in India is :
Answer
A. Dead end system
38
āThe best coagulant for removing the colour of water is :
Answer
B. Alum
39
The best material of pipe to be laid under water is :
Answer
C. Cement Concrete
40
A water supply scheme is usually designed for a period of :
Answer
C. 20 years
41
The bacteria that can survive without oxygen is called :
Answer
B. Anaerobic bacteria |
42
The momentary pressure produced by the sudden stoppage of moving water in a closed
conductor pipe is called :
Answer
D. Water Hammer |
43
Galvanizing means applying a layer of :
Answer
D. Zine
A ā4 130/2014
{P.T.0.}
44
The valve which operates automatically when the pressure in the pipe exceeds the set of
pressure is called :
Answer
C. Relief valve
45
Copper sulphate is used in treatment of water for controlling :
Answer
A. Algae
46
The first stage in water treatment is :
Answer
B. Sedimentation
|
47
lodine is used to disinfect :
Answer
D. None of the above
48
Disinfection is the process of :
Answer
D. Removal of causative organisms for disease
49
Sterilization is :
Answer
C. Eliminating all life
50
Potassium Permanganate is used for : :
Answer
A. Removing organic matter
51
Which of the following can be removed by Filtration :
Answer
D. All of the above
130/2014 8 A
52
Presence of Lead in Water
Answer
A. Changes its colour
53
The desirable temperature of potable water is:
Answer
B. 10Ā° C
54
The chloride content in the water for public water supply should not be more than :
Answer
A. 250 ppm
55
Unit of Turbidity :
Answer
B. NTU :
56
pH value of sea water is usually
Answer
C. Between 3 and 5
57
For controlling the growth of algae, the chemical generally used is :
Answer
A. Copper Sulphate
58
Acidity in water is generally caused by :
Answer
C. Carbon dioxide
59
Any trap intended to trap:
Answer
D. Fuel gases
60
Stall type urinals are best suited to :
Answer
D. public places
61
Of the total content of water on globe,
Answer
C. 0.03%
62
All water that occurs below
Answer
B. Underground water
63
In sewage treatment plants, the oil and grease is removed by :
Answer
C. Skimming
64
Which of the following equipment can be used for the removal of paper and rags from the
sewers ?
Answer
A. Claw
65
All traps have :
Answer
C. A water seal
66
Zeolite process is economical up to hardness of :
Answer
A. 1000 mg/lit
67
Summits are the point of :
Answer
B. Low pressure
68
If the fluid particles move in Zig-Zag way, the flow is called :
Answer
C. Turbulent
69
Mouthpieces are used to measure :
Answer
D. Rate of flow
130/2014
70
The tendency of a small drop of water to remain in a spherical form is due to the property
of :
Answer
D. Surface tension
71
Sewage is :
Answer
B. Any waste water of domestic or industrial origin
72
Kidney damage may be caused due to the excess concentration of : |
Answer
C. Chlorides
73
Tron in water causes :
Answer
A. Stains on cloths
74
In drinking water number of coliform bacteria should not exceed :
Answer
B. 0/100 ml
75
When a canal runs above the drain, the cross drainage work provided is :
Answer
C. Aqueduct
76
The weight of silt carried by the river per unit volume of water is termed as : |
Answer
D. Silt charge
77
The most efficient triangular section, the bottom angle is :
Answer
B. 90Ā°C
78
The irrigation canals are generally aligned along :
Answer
A. Ridge line
79
Test for BOD is usually made at a temperature of:
Answer
B. 20Ā° C
80
Most modern method of collection, treatment and disposal is :
Answer
C. Water carriage System
81
The 16" NAM (Non-Alignment) Summit of 2012 was held in :
Answer
D. [ran
82
The recently found mammal by the Science World is in :
Answer
A. Columbia
83
Who won the National Best Actor Award 2013 ?
|
Answer
B. Irfan Khan
84
Small rivers that flow into the main river are called :
Answer
C. Tributaries
85
āAs civilization advances, poetry almost necessarily declinesā is associated with :
Answer
B. Lord Macaulay
86
The first plastic waste free district of India ;
Answer
C. Kozhikode
87
The demand for a separate state āKukiā is active in which of the following state ?
Answer
D. Manipur
130/2014 12 A
88
Which part of the sun is visible during total solar eclipse ?
Answer
C. Corona
89
The term ādoublingā is connected with which of the following sports ?
Answer
D. Volley Ball
90
The study of fruits and seeds is known as :
Answer
C. Carpology
91
The largest producer of cloves :
Answer
B. Tanzania
92
The capital of Ukraine is :
Answer
A. Kiev
93
Deciduous forests can be found in areas where the rainfall is in between ;
Answer
A. 150 and 200 cm
94
Which day is observed as āMalala Day (Malala Yousafzai)ā ?
Answer
B. July 12
95
The book āVedivattomā is written by :
Answer
C. V.T. Bhattathiripad
96
The birth place of Ayyankali is :
Answer
D. Venganoor
97
Who won the 2013 Ulloor Award ?
Answer
A. Desamangalam Ramakrishnan
98
Chairman of National Literacy Mission : ā
Answer
A. Anand Kumar Singh
99
Indira Sagar Dam is connected with which of the following rivers :
Answer
D. Narmada |
100
Red soil is found in which of the following states ?
|
Answer
C. Madhya Pradesh
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