Which of the following is not a natural fibre?
silk
rayon
cotton
wool
Out of the above-mentioned options, silk, cotton, and wool are natural fibres. Whereas, rayon is an artificial fibre.
So, the correct option is option (B) Rayon.
Question 4 Which of the following is not a natural fibre? (a) Cotton (b) Jute (c) Nylon (d) Flax
Which of the following fibres is not natural?