In the brain of frogs, optic lobes are present in the ___

In frogs, the undigested food passes out through the __

Which of these is not a function of cloaca in frogs?

How many digits does the forelimb and hindlimb of frog have respectively?

The epidermis of earthworm is made of __

Frogs are __

Which of these characteristics of frog is the reason for its short alimentary canal?

The simple epithelium consists of two or more cell layers and has a protective function.