Zoology Structural Organisation in Animals questions from NEET UG 2011.
Consider the following four statements (I-IV) related to the common frog Rana tigrina, and select the correct option stating which ones are true (T) and which ones are false $(\mathrm{F})$. I. On dry land it would die due to lack of $\mathrm{O}_2$ its mouth is forcibly kept closed for a few days. II. It has four-chambered heart. III. On day land it turns uricotelic from ureotelic. IV. Its life-history is carried out in pond water. 