EASY
7th CBSE
IMPORTANT
Earn 100

What do you mean by shearing?

Important Questions on Animal Fibres

MEDIUM
7th CBSE
IMPORTANT
Explain the phrase - "Unity in strength" on the basis of the making of fabric from fibre.
EASY
7th CBSE
IMPORTANT
Sheep has two types of fibres that form its fleece. Name them.
MEDIUM
7th CBSE
IMPORTANT
Write the correct sequence in which processing of wool takes place. Mention all the steps.
MEDIUM
7th CBSE
IMPORTANT

Steps for the production of silk are given in a jumbled order. Arrange them in their proper sequence.

(a) Eggs are warmed to a suitable temperature for the larvae to hatch from eggs.

(b) Fibres are taken out from the cocoon.

(c) After 25 to 30 days, the caterpillars stop eating and start spinning cocoons.

(d) The larvae/caterpillars or silkworms are kept in clean trays along with freshly chopped mulberry leaves.

(e) Female silk moth lay eggs. 

(f) Cocoons are kept under the sun or are boiled in water.

EASY
7th CBSE
IMPORTANT
Write the different types of fibres that form the hair of sheep.
EASY
7th CBSE
IMPORTANT
Name the most common silk moth. What are the characteristics of silk fibres obtained from the cocoons of this silk moth?
EASY
7th CBSE
IMPORTANT
Mention three properties of wool.
EASY
7th CBSE
IMPORTANT
Explain the term Fibre diameter.