Analogy type questions:
$(1)$ Fish : Single circulation :: Amphibians : ...........
$(2)$ Between right atrium and right ventricle : Tricuspid valve :: Between left atrium and left ventricle : .............
$(1)$ Fish : Single circulation :: Amphibians : ...........
$(2)$ Between right atrium and right ventricle : Tricuspid valve :: Between left atrium and left ventricle : .............
- A$1$. Incomplete double circulation,$2$. Bicuspid valve
- B$1$. Double circulation,$2$. Mitral valve
- C$1$. Single circulation,$2$. Semilunar valve
- D$1$. Incomplete double circulation,$2$. Tricuspid valve
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