Question

The CORRECT statement about the digestive system of cockroach are ,
I. The entire foregut of the cockroach is lined by the cuticle.
II. The midgut is broader than the hindgut of the cockroach.
III. The proventriculus of the cockroach has teeth for grinding food particles.
IV. The digestive juice is secreted by 100 - 150 hepatic caeca present at the junction of foregut and midgut.

Answer 1

Answer:

|. The entire foregut of the cockroach is lined by the cuticle.

|||. The proventriculus of the cockroach has teeth for grinding food particles.