Such questions are made to write after research so that your
creativity can enhance, however, some points will help you out.
Firstly, wool fibre is made up of proteins.
Secondly, the statement is true that silk is chemically a
Thirdly, the major wool producing countries are China,
Australia, US, New Zealand.
Fourthly, the fleece is a small piece of hair and hair is
long and strong.