Q. In reptiles and amphibians, there is no clear cut separation of oxygenated and deoxygenated blood because they have
A) Only one atrium
B) Only one ventricle
C) Only two atria
D) Only two ventricles
Explanation
Fish Two-chambered heart. One atrium and one ventricle Amphibian and Reptiles Three-chambered heart, Two atrium (one left and one right) and one ventricle mammal four-chambered heart (two atria and two ventricle)
Reviewed by Dr. Abubacker
Physics Educator & NEET/JEE Specialist
Ph.D. in Physics with 19+ years of teaching experience.