Multiple choice

Each cocoon is made up of a single fibre. What is the approximate length of the fibre?

  1. 500 m

  2. 250 m

  3. 1000 m

  4. 1500 m

  5. 2000 m

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Each cocoon is made up of a single fibre. The approximate length of the fibre is about 1 km or 1000 m.