Biotechnology/Biotechnology MCQ set-5 Sample Test,Sample questions

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Question: 
 How is PVC recycled commonly?

1.Feedstock process

2.VinyLoop process

3.Mechanical process

4.Chemical process

Posted Date:-2022-07-06 23:52:45

Question: 
Flexible PVC is used for:

1.Pipes

2.Partition walls

3.Flooring

4.Door frames

Posted Date:-2022-07-06 23:51:23

Question: 
Glass is a mixture of:

1.Non-metallic silicates

2.Metallic silicates

3.Metallic acetates

4.Non-metallic acetates

Posted Date:-2022-07-07 00:09:24

Question: 
Hardness of rubber is measured on which scale?

1.Rockwell scale

2.Shore scale

3.Mohr’s scale

4.Vicker’s scale

Posted Date:-2022-07-07 00:08:13

Question: 
How many different categories of glass are there?

1.5

2.4

3.2

4.3

Posted Date:-2022-07-07 00:09:51

Question: 
Natural rubber contains polymers of an organic compound:

1.Polyprene

2.Neoprene

3.Thiokol

4.Isoprene

Posted Date:-2022-07-06 23:54:10

Question: 
Pure PVC is ____________ in colour.

1.Grey

2.Blue

3.White

4.Black

Posted Date:-2022-07-06 23:53:34

Question: 
PVC plug is used to:

1.Connect pipes of varying diameter

2.Connect 2 pipe lines

3.Seal pipes of less diameter

4.Seal end of pipe line

Posted Date:-2022-07-06 23:52:20

Question: 
Recycled crumb rubber can be used in:

1.Plastering

2.Mortar

3.Paints

4.Concrete

Posted Date:-2022-07-07 00:06:56

Question: 
RPVC can be made softer and more flexible using:

1.Reducers

2.Conditioners

3.Oils

4. Plasticizers

Posted Date:-2022-07-06 23:50:33

Question: 
Rubber bricks are generally used for:

1.Roofing

2.Walls

3.Floorings

4.Lining pizza ovens

Posted Date:-2022-07-07 00:07:47

Question: 
Rubber latex is used for:

1.Bonding wood plys

2.Bonding rubber to walls

3.Bonding rubber to wood

4.Bonding tools

Posted Date:-2022-07-07 00:06:05

Question: 
Rubber seed oil can be used in:

1.Paint

2.Medicine

3.Varnish

4.Fuel

Posted Date:-2022-07-07 00:06:31

Question: 
Synthetic rubber is also called:

1.Gum rubber

2.Caoutchouc

3.Buna-S

4.Gum elastic

Posted Date:-2022-07-07 00:08:39

Question: 
What is added to rubber to make it a thermosetting polymer?

1.Potassium

2.Sulphur

3.Sodium

4.Phosphorous

Posted Date:-2022-07-07 00:04:52

Question: 
What is resilience?

1.Strength

2.Elasticity

3. Soundness

4.Durability

Posted Date:-2022-07-07 00:07:21

Question: 
What is the Limiting Oxygen Index (LOI) of PVC?

1.45 or more

2.20 or more

3.45 or less

4.20 or less

Posted Date:-2022-07-06 23:50:57

Question: 
Which additive in PVC pipe leads to the contamination of potable water?

1.Lead

2.VCM

3.Phthalates

4.Sulphur

Posted Date:-2022-07-06 23:53:12

Question: 
Which of the following PVC product is not there in the market?

1.PVC brick decor

2.PVC door

3.PVC cement

4.PVC plaster

Posted Date:-2022-07-06 23:51:48

Question: 
Which of the following types of glass accounts for about 90% of manufactured glass?

1.Potash-lime glass

2.Soda-lime glass

3. Potash-lead glass

4.Soda-lead glass

Posted Date:-2022-07-07 00:10:30

Posted on by R4R Team

More MCQS

  1. Biotechnology MCQ set-1
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  3. Biotechnology MCQ set-3
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  5. Biotechnology MCQ set-5
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