How is the body wall of coelenterates arranged?

Coelenterates:

i. The body symmetry of coelenterates is radial.

ii. The body wall is of two layers.

iii. One layer is ectoderm (outer) and other layer is endoderm (inner).

iv. Both the walls are separated by a jelly-like substance called mesoglea.

v. Due to the presence of two layers, hence they are called diploblastic animals.