Question

Fibre of great commercial importance derived from the epidermis is

• A. Flax
• B. Cotton
• C. Hemp
• D. Coir

Answer 1

The correct option is B Cotton

• Cotton is a soft, fluffy staple fibre that grows in a ball or protective capsule, around the seeds of cotton plants.
• They belong to the genus Gossypium in the family of Malvaceae. The fibre is almost pure cellulose.
• Cotton fibres are unusually long, single-celled epidermal seed trichomes. These are fibres of commercial importance obtained from the epidermis.
• Flax fibre is extracted from the bast or skin of the stem of the flax plant.
• Hemp fibre is a bast fibre.
• Coir is a natural fibre extracted from the husk of the coconut.

Thus, the correct answer is option B.