Question

Which set of substances is not used for making fibres?

Options

• Silk, chemicals

• Yak hair, camel hair

• Husk, bones

• Flax, wool

Answer 1

Husk, bones

Explanation:

(a) Silk, chemicals

✅ Used for fibres:

• Silk is a natural animal fibre from silkworms.

• Chemicals are used to make synthetic fibres like nylon and polyester.

(b) Yak hair, camel hair

✅ Used for fibres:

• Both are animal fibres used to make woollen clothes, carpets, etc.

(c) Husk, bones

❌ Not used for fibres:

• Husk is the outer covering of grains, and bones are part of the skeleton.

• Neither is used in fibre or textile production.

(d) Flax, wool

✅ Used for fibres:

• Flax gives linen fibres, and wool comes from sheep.