Frogs reproduce in . . . . . . .

The opening of the rectum in a frog is called:

The fundic part of the stomach is:

In the frog,the ventricle opens into a sac-like conus arteriosus on the $......$ of the heart. Read the given statement and fill in the blank with the correct option from the given below.

What happens if a frog's bone is kept in dilute $HCl$?

$A$ hibernating frog respires with