EASY
7th CBSE
IMPORTANT
Earn 100

Is all the fleece obtained from sheep is pure wool?

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Important Questions on Fibre to Fabric - Animal Fibres

MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q B
What is the difference between wool and beard of sheep?
EASY
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q B
Does silk need to be detangled like wool?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q C
After shearing, sheep are given an antiseptic bath. What could be the reason behind it?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q C
Why are the silk pupa killed? What would happen to silk thread, if they were allowed to come out as moths?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q C
Should the caterpillars be touched with bare hand? Why?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q C
Why do you think silk is very expensive?
MEDIUM
7th CBSE
IMPORTANT
LEARNING edge SCIENCE and TECHNOLOGY 7>Chapter 3 - Fibre to Fabric - Animal Fibres>Worksheet FA>Q C
Since silk clothes are expensive, do you think silk farmers are rich? Justify your answer.