| Post Name | Qualitiy Control Officer - KSCCMF Ltd. |
|---|---|
| Question Paper Code | 087/2024 |
| Category Code | 155/2022 |
| Date of Test | 19 July 2024 |
| Exam Type | OMR Examination |
| Total Questions | 100 |
1
The traditional process of extraction of coir fibre from coconut husk
Answer
D. Retting
2
The first Coir factory was established in
Answer
B. Alleppy
3
What is the advantage of using a hard twist during the manufacturing process of
curled coir rope ?
Answer
C. Improves the coir fibre’s curl retention
4
filler d. Impart age resisting property
Answer
B. 1 – b, 2 – c, 3 – d and 4 – a
5
lac is
Answer
B. An animal dye
6
When grading brown fibres, a higher numerical grade typically indicates
Answer
B. Finer and more valuable fibres
7
What is the primary factor that influences the abrasiveness of coir fibres ?
Answer
B. The presence of natural oils
8
What is the ideal ‘‘material to liquor ratio’’ that is to be obtained for the efficient dyeing
of coir fibres ?
Answer
C. 1 : 15
9
length of coir yarn in meter per Kg is
Answer
B. Runnage
10
Each question is provided with four choices
Answer
A. ,
11
The Botanical name of Coconut is
Answer
A. Cocos nucifera
12
Which of these factors is not a major consideration when selecting a spinning method
for coir yarn ?
Answer
D. Availability of skilled labour
13
Tenacity is a measure of yarn’s
Answer
C. Breaking strength
14
during the drying process of coir yarn, scorching can occur. Which statement about
scorch is most accurate ?
Answer
C. Scorch significantly weakens the yarn fibres and reduces quality
15
founders of Coir Industry in India
Answer
B. James darragh and Henry Smail
16
The fibrous region of the coconut husk is known as
Answer
C. mesocarp
17
Which is the highest coconut producing State in India ?
Answer
C. Tamil Nadu
18
dye Bath Assistant
Answer
A. Substance used to assist the transfer of dye from the dye bath to the fibre
19
The process of joining together hanks of yarn of different lengths to get a continuous
length is known as
Answer
B. Splicing
20
The type of basket matting in which two warps are raised and two lowered together
and weft interlaces in pair is
Answer
B. Panama matting
21
Water holding capacity of coir pith is __________ times of its weight.
Answer
C. 6 – 8
22
Calorific value of coir pith is
Answer
B. 3975 kcal per kg
23
Which one of the following is not the properties of Coir Pith Organic manure
Answer
D. Increases frequency of irrigation
24
What is the percentage of lignin content in retted coir pith ?
Answer
A. 28.5
25
Which compound present in coir pith support the initial growth of fungus and act
as co-substances for lignin degradation in the process of converting coir pith into
valuable organic manure ?
Answer
A. Cellulose
26
What is the Indian Specification Code for Coir Pith ?
Answer
A. IS 17739 : 2022
27
for the selection of coir pith to manufacture coco peat, the electrical conductivity of
coir pith should be below
Answer
C. 0.5 ms/cm
28
Number of days required for conversion of hillocks of coir pith into organic manure
using perforated PVC pipes is
Answer
C. 21
29
Chemical cleaning of fabric prior to dyeing and printing is in the general sense is
Answer
A. Bleaching
30
Which one of the following is a universal bleaching agent and used extensively for
bleaching of cellulosic materials ?
Answer
B. Hydrogen Peroxide
31
The colour and their respective dyes from plant are oldest dyes and generally
referred as
Answer
B. Natural dyes
32
dyes obtained by heating aromatic organic compounds with sulphur and sodium or
calcium sulphide are called
Answer
A. Sulphur dyes
33
Which one of the following dyes are not commonly used in coir industry ?
Answer
C. Vat dyes
34
Where the percent exhaustion of dye is low, the amount of the dye taken up by the
material dyed in a particular dye bath is added to the dye bath and a second lot dyed.
This is known as
Answer
D. Standing bath
35
fastness grade of dye from Turmeric is
Answer
A. 1
36
In dyeing, material to liquor ratio is
Answer
C. Ratio of the weight of the material to the weight of the liquor
37
Prescribed limit of BOD for effluents in wet processing of coir is
Answer
D. 30
38
In stencil plate printing, the selection of number of stencil plates depends upon
Answer
A. Colour
39
Which one of the following is Indian Standard for determination of colour fastness of
textile materials to Rubbing ?
Answer
B. IS : 766 – 1988
40
The dyes belonging to the which reactive group has been used for the preparation
of shades of coir yarn ?
Answer
A. Highly
41
Type of yarn used as binding chain in Carnatic mat
Answer
C. 2 Ply Jute
42
What is the length of No. 2 size mats in inches ?
Answer
A. 27
43
Which one in the given list is a frame mat ?
Answer
B. mesh mat
44
Sinnet mat is also known as
Answer
B. Chain mat
45
What is the drafting order of fibre mat ?
Answer
C. 1 3 2 3
46
Which one is a brush mat ?
Answer
A. Creel mat
47
The process aimed to cut the top portion of pile structure of mat uniformly is called
Answer
B. Shearing
48
dutch mat is the other name for
Answer
B. Corridor mat
49
In a rod mat, the brush or pile is formed out of
Answer
A. Topping yarn
50
WC1 is the quality mark of
Answer
B. Corridor mat
51
Number of stencil plates required for a particular design on a mat depends upon
Answer
A. Number of colours in the design
52
The woven mats are collected at the back side of the loom by operating
Answer
A. Iron ratchet wheel
53
The chemical used to convert coir needle felts into Coir Polymer Composite
Boards is
Answer
A. Phenol formaldehyde
54
Coir needle felts are _________ fabric.
Answer
B. Non-woven
55
________ is used as a supports for creepers belonging to climber class plants.
Answer
A. Coco pole
56
Name of the fungus which helps in Pith Composting.
Answer
B. Pleurotus sajar caju
57
Which is the most preferred wood for making Brushes ?
Answer
B. mango tree
58
The brush used for lavatory cleaning is
Answer
C. Commode Brush
59
The machine used for leveling the top portion of the brush so as to have uniform
bristle surface.
Answer
A. Top shearing machine
60
What is the Pile height of Hockey Type Commode Brush ?
Answer
D. 1.5 inches
61
Coir liners used as garden pots are made from
Answer
C. Coir Needle felt
62
The chemical used in bleaching of coir fibre is
Answer
C. Hydrogen Peroxide
63
Which one of the following is not the preparatory process of weaving of coir ?
Answer
A. Bleaching
64
drafting order of 4 shaft twill weave
Answer
B. 1 2 3 4
65
Spot matting is also known as
Answer
C. dot matting
66
What determines the width and density of the fabric in the loom ?
Answer
B. Reed
67
Which one of the following is Indian Standard Specification for coir matting, mourzouks
and carpets ?
Answer
B. IS : 12503 – 1988
68
Which one of the following determines the width of the fabric woven in the loom ?
Answer
D. Reed
69
dobby looms which are used in coir industry usually have
Answer
C. 12 – 16 shafts
70
The process of bringing the inserted pick in the shed nearest to the last pick already
inserted in the fabric is known as
Answer
A. Beating
71
The loom in which each and every warp threads can be individually controlled
according to the will and pleasure of the weaver as per the design is
Answer
C. Jacquard loom
72
Which one of the following is the standard size
Answer
A. 75 × 45
73
What is the percentage of porosity in coir fibre ?
Answer
A. 40
74
Which type of coir fibre is comparatively deeper in colour, is more stiff and resistant
and used mainly for the manufacture of brushes ?
Answer
C. Brown
75
Which one of the following physical properties of coir fibre is not influenced for its
spinning ?
Answer
C. Width
76
Which one of the following is not the drawback of natural fibres ?
Answer
A. High thermal stability
77
Cotton fibre is extracted from
Answer
D. Seed
78
Which one of the following is much coarser than most of other natural fibres ?
Answer
A. Coir
79
Sisal is mainly cultivated in
Answer
C. Brazil
80
Which fibre is used to make currency paper ?
Answer
A. Abaca
81
The coir geo-textiles are used for erosion control and stabilization of the following.
Answer
B. Embankment and mine site reclamation
82
The lignin content of coir fibre is around the following percentage
Answer
A. 45.84
83
Which of the following IRC code books provides guidelines for the design and
construction of roads using coir geo-textiles ?
Answer
C. 129-2022
84
What is the quality specification for Coir Geo-textiles with a weight of 900 g/m²?
Answer
A. H₂M9
85
The Coir Coco lawn can be made out of the following materials
Answer
D. None of the above
86
In a Pneumatic loom, which pedal is provided to cause a movement of the slay
resulting in beating that is not manual, as in traditional handlooms ?
Answer
A. Second
87
In which type of loom is the beating, shedding and winding done by power transmitted
from a motor, while picking is done manually ?
Answer
B. Semi-automatic loom
88
Which loom could help in conserving trees, which are essential for maintaining
ecology ?
Answer
B. metallic Handloom
89
In a pneumatic loom, which one of the following replaces the treadles ?
Answer
A. Pedals
90
The fundamentals of weaving are the following
Answer
C. Shedding, Picking and Beating
91
The first coir factory was established in the year
Answer
B. 1859
92
According to IS 9308 Part 4, which of the following tests is not mandatory for evaluating
the quality of curled coir rope ?
Answer
C. Water absorption test to assess water retention capacity
93
During decortication process of coir fiber for curled rope production, which factor
most significantly impacts the final breaking strength of the rope ?
Answer
C. moisture content of the raw coir husk
94
during coir needled felt preparation, what factor primarily determines the density of
the final felt product ?
Answer
D. Number of needle passes made over the coir layer
95
As per IS 11060, the nominal thickness of a moulded rubberized coir mattress in
Grade I quality should be
Answer
C. 15 mm to 25 mm
96
The Indentation load deflection test is used to measure
Answer
B. Elasticity and resilience of the cushion
97
during compounding of NR latex, the primary purpose of adding dispersing agent
is to
Answer
B. Prevent agglomeration of filler particles
98
As per IS 11060, the maximum moisture content permitted in moulded rubberized
coir cushioning is
Answer
C. 10% to 15%
99
The process aimed to prevent the loss or gain heat by the insulated environment is
known as
Answer
A. Thermal insulation
100
Match the following :
1. Sulphur a. Modify physical property
2. Zinc Oxide b. Vulcanizing agent
3. Antioxidants c. Cure activator
4. Filler d. Impart age resisting property
Answer
B. 1-—b,2-—c,3-—dand4-a
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