Question

what is the role of mulberry tree in the production the silke

Answer 1

The protein fiber of silk is composed mainly of fibroin and is produced by certain insect larvae to form cocoons. The best-known silk is obtained from the cocoons of the larvae of themulberry silkworm Bombyx mori reared in captivity (sericulture).
hope it helps.

Answer 2

it is eaten by silkworm and mulbery leaves help it in its development and on its branch it builds cocoon