Class 8 Synthetic Fibres And Plastics CBSE Questions & Answers
Class 8 · Synthetic Fibres And Plastics
This is Science Class 8 Synthetic Fibres and Plastics CBSE Questions & Answers. There are 15 questions in this test with each question having around four answer choices.
Questions & Answers
1
_____ is blended with wool for making carpets.
- APolystyrene
- BRayonCorrect
- CNylon
- DPolyester
2
_____ is blended with wool to give terrywool.
- Aacrylic
- BpolyesterCorrect
- Cnylon
- Drayon
3
Fibre as soft as wool is :
- ANylon
- BRayon
- CDecron
- DAcrylicCorrect
4
Many fibres are twisted to form :
- Athread
- Bfibre
- Cfabric
- DyarnCorrect
5
Raw materials for the synthetic fibres are derived from :
- Aanimal products
- Bplant products
- Conly coal
- Dpetroleum productsCorrect
6
_____ is widely used for making non
- AMelamine
- BPTFECorrect
- CPVC
- DBakelite
7
Name NYLON was derived from:
- ANew York & LondonCorrect
- BNew Jersey & London
- CNew Delhi(Y) & London
- DNew Yorkshire & London
8
Remoulding can be done of :
- AMelamine
- BBakelite
- CPolyvinyl chlorideCorrect
- DFormaldehyde
9
Unbreakable kitchenware is made from :
- ABakelite
- BPVC
- CPTFE
- DmelamineCorrect
10
Which of the following is a thermosetting plastic ?
- ANylon
- BPolyester
- CMelamineCorrect
- DPTFE
11
Yarn is twisted to form :
- AthreadCorrect
- Bfabric
- Cplastic
- Dfibre
12
A man- made fibre obtained from natural source is :
- ANylon
- BAcrylic
- CRayonCorrect
- DPolyester
13
The first fully synthetic fibre is :
- ANylonCorrect
- BRayon
- CAcrylic
- DJute
14
Woollen apparels can be made from :
- Awool
- Bterylene
- Cboth wool & AcrylicCorrect
- DAcrylic
15
Such plastic which gets deformed easily on heating is called:
- Aboth thermoplastic & thermosetting plastic
- Bthermosetting plastic
- Cthermostable plastic
- DthermoplasticCorrect