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 O2 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

(A) (B) (C) (D)
1. F T T F
2. T F F T
3. T T F F
4. F F T T
Subtopic:  Frogs |
From NCERT
AIPMT - 2011
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Frogs differ from humans in possessing:
1. thyroid as well as parathyroid
2. paired cerebral hemispheres
3. hepatic portal system
4. nucleated red blood cells

Subtopic:  Frogs |
 77%
From NCERT
AIPMT - 2011
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