Fibre to Fabric MCQ Questions Class 7 Science Chapter 3
NCERT MCQ Questions for Class 7 Science Chapter 3 Fibre to Fabric. Synthetic Fibres and Plastics MCQ Questions with Answers from Class 7 Science.
Fibre to Fabric MCQ Questions Class 7 Science Chapter 3
Synthetic Fibres and Plastics Multiple Choice Questions with Answers Class 7 Science Chapter 3 PDF is available.
1.) ___ is obtained from the fleece of sheep or yak ?
a) Thread
b) Wool
Ans. b) Wool
2.) ___ come from cocoons of the silk moth ?
a) Silk fibres
b) Wool
Ans. a) Silk fibres
3.) Carpet wool is obtained from the fleece of ____ breed of sheep ?
a) Lohi
b) Patanwadi
c) Nali
Ans. c) Nali
4.) Coarse wool is obtained from the fleece of ____ breed of sheep ?
a) Marwari
b) Patanwadi
c) Nali
Ans. a) Marwari
5.) The fleece of ___ breed of sheep is used for woollen shawls ?
a) Marwari
b) Patanwadi
c) Bakharwal
Ans. c) Bakharwal
6.) ___ breed of sheeps have brown fleece ?
a) Marwari
b) Rampur bushair
c) Bakharwal
Ans. b) Rampur bushair
7.) Silk fibres are made of a ___ ?
a) Protein
b) Carbohydrate
Ans. a) Protein
8.) The silkworm is a ___ of silk moth ?
a) Larva
b) Caterpillar
Ans. b) Caterpillar
9.) The cleaning of sheared skin of the sheep is called ___ ?
a) Scouring
b) Sorting
Ans. a) Scouring
10.) The small fluffy fibres , are called ___ ?
a) Burrs
b) Silk
Ans. a) Burrs
11.) The rearing of silkworms for obtaining silk is called ____ ?
a) Sericulture
b) Reeling
Ans. a) Sericulture
12.) The process of taking out threads from the cocoonfor use as silk is called ____ ?
a) Sericulture
b) Reeling
Ans. b) Reeling
13.) The ___ fibres are made into wool for sweaters ?
a) Shorter
b) Longer
Ans. b) Longer
14.) The ___ fibres are spun and wovwn into woollen cloth ?
a) Shorter
b) Longer
Ans. a) Shorter