Question

Gunny bags are used to prevent melting of ice.Give reasons

Answer 1

Gunny bags are made up of jute .so, the fibre of the jutes prevent heat transfer from coming inside from out side.
This prevent ice to be melt.
HOPE IT HELPS...

Answer 2

because they are made of jute. These fibres trap air between them. Hence the air in the pores of the fibre prevents any heat transfer between the ice and the surroundings. This prevents ice for melting.