Silk is mainly

The wool  of sheep is removed only once a year before the  beginning  of 

A female moth lays around ______ eggs in one go. 

The hair of animals collectively called

A piece of fabric burns  by giving a smell of burning hair. It is made up of 

The rearing of silkworms for obtaining silk is called 

The silk worm  is 

The process of taking out silk fibres from the cocoons for use as silk is called

Food for silk worms 

The process of cleaning the fleece by using soap ( or detergent) and a lot of water so as to remove dust, dirt, and grease, etec is called