MCQs of Biology – Digestive System

The largest part of the alimentary canal of cockroach is:

Which pan of the alimentary canal of cockroach contributes to crushing of food:

The internel lining of gizzard in cockroach is of:

Function of stomodaeal valve in the gut of cockroach is to prevent the entry of food from:

Hepatic caecae in cockroach are derived from :

The number of hepatic caecae in cockroach is:

The hepatic caecae of cockroach:

Peritrophic membrane is associated with a part of digestive system in:

Peritrophic membrane is secreted in which part of cockroach:

What will happen if peritrophic membrane is not formed in cockroach:

The structural adaptation found in the alimentary canal of cockroach form the conservation of water :

Cockroach is:

Saliva of cockroach contains: