Multiple choice

The moth that develops fine filament of silk inside the cocoon is

  1. Bombyx Mori

  2. Yersinnia Pestis

  3. Bacillus Actinia

  4. None of these

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

Bombyx Mori is the silkworm species that produces commercial silk. It spins a cocoon made of a continuous fine filament that can be 600-900 meters long. Yersinia Pestis causes plague (bacteria), and Bacillus Actinia appears to be a fabricated option.