Question

Why was sunderbans delta been named so

Answer 1

sunderban delta was named so because of the sundari trees which grows their.

Answer 2

due to the mangrove tress specially the sundari type of tree is found there
hence the area is named after the dense pneumatophore trees sundari
' ban' in bengali is know as forest
so the name deciphers sundar as the tree sundari and ban as the forest
which means the forest of sundari trees