Question

3. ਰੀਨਾ ਨੂੰ ਅੱਜ ਸਕੂਲ ਵਿੱਚ ਕੁਦਰਤੀ ਰੇਸ਼ਿਆਂ ਬਾਰੇ
ਜਾਣਕਾਰੀ ਦਿੱਤੀ ਗਈ। ਰੀਨਾ ਕਿਵੇਂ ਪਤਾ ਕਰੇਗੀ ਕਿ
ਦਿੱਤੇ ਗਏ ਰੇਸ਼ੇ ਕੁਦਰਤੀ ਹਨ?
Reena talks about natural fibers at school today
Information provided. How will Reena find out?
Are the given fibers natural?​

Answer 1

Answer:

Reena will find out through smell.

Natural fibers are made from plant, animal and mineral sources.Natural fibers can be defined as substances produced by plants and animals that can be spun into filament, thread or rope and in a next step be woven, knitted, matted or bound. The oldest fibres used by mankind are flax, cotton, and silk, but even jute and coir have been cultivated since antiquity.  

e.g. Cotton, Silk

Explanation: