Choose the right answer.
(i) Which of these is not a fiber?
(a) cotton (b) wool (c) nylon (d) leather
(ii) Which of these is not an animal fiber?
wool (b) silk (c) jute (d) angora
(iii) Which of these is a synthetic fiber?
jute (b) rayon (c) cotton (d) mohair
(iv) Silk and wool fibres are made of
(a) fats (b) proteins (c) carbohydrates (d) all of these
(v) From which of the following sheep do we obtain carpet wool?
(a) Marwari sheep (b) Merino sheep (c) Lohi sheep (d) Nali sheep ​