Free Printable class 7 science quiz fibre to fabric

Worksheets

Name

Class

Date

1. What is the scientific name of mulberry tree?

Magnifera indica

Morus alba

Desmodium girence

none of these

2. Silk is derived from

cocoon

pupa

egg

moth

3. Selective breeding is a process of

selecting the offspring with desired properties

selecting the parents with desired properties

selecting an area for breeding

selecting fine hair for good quality wool

4. The general process that takes place at a sheep shearing shed is:

removal of fleece

separating hair of different textures

washing of sheep fibre to remove grease

rolling of sheep fibre into yarn.

5. The rearing of silkworms for obtaining silk is called

cocoon

silk

sericulture

silviculture

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