Question

that silk derived from the cocoons of

Answer 1

silkmoth`s larvas ..

Answer 2

Answer:

Explanation:

At which stage does the silk moth from a cocoon?

pupa stage

In the pupa stage, a weave is netted around by the silkworm to hold itself. After that it swings its head, spinning a fibre made of a protein and becomes a silk fibre. Several caterpillars form a protective layer around pupa and this covering is known as the cocoon.