Multiple choice

Wool is a/an ________ fibre.

  1. polyester

  2. cotton

  3. animal

  4. vegetable
Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Wool is a natural animal fiber obtained from the fleece of sheep, goats, llamas, and other animals. It is primarily composed of protein, unlike vegetable fibers like cotton which are made of cellulose. Synthetic fibers like polyester are man-made and derived from petroleum products.

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