Question

What is the significance of double circulation of blood in human beings?

Answer 1

Double circulation helps to keep oxygenated and deoxygenated blood from mixing. Such separation allows a highly efficient supply of oxygen to the body. This is useful in animals that have high energy needs, such as humans (as well as birds and other mammals), which constantly use energy to maintain their body temperature.

Answer 2

$\huge\underline\mathbb\red{{♡ANSWER♡}}$

$\blue\longmapsto\:$ The blood circulation in which blood passes through the heart twice ,in a complete cycle is called double circulation.It consists of pulmonary circulation and systematic circulation.

Significance :- It prevents the mixing of oxyhenated and deoxygenated types of blood

$\large\underline\mathbb\green{{Hope\:This\:Will\:Help\:You}}$