The fundic part of the stomach is:

Consider the following four statements $(A-D)$ related to the common frog $Rana$ $tigrina$, and select the correct option stating which ones are true $(T)$ and which ones are false $(F)$.
Statements:
$A.$ On dry land, it would die due to lack of $O_2$ if its mouth is forcibly kept closed for a few days.
$B.$ It has a four-chambered heart.
$C.$ On dry land, it turns uricotelic from ureotelic.
$D.$ Its life-history is carried out in pond water.

In which organism's brain is the optic ventricle found?

Select the incorrect statement regarding frogs.

Which of the following nerves covers the upper jaw of a frog?

Mesorchium in frog refers to