Question

Why is blood known as "River of life"​

Answer 1

Explanation:

It is blood that carries life to all our body cells so that the entire body may be kept alive. By life means the vital component for respiration which is oxygen.

$Oxygen\\O_{2} \\Mass \ number=16$

without which we are nothing.

In earlier times and even now river was/is the place where the first human proper civilisations and settlements grew. Man became a settled animal which today distinguishes the entire animal kingdom from HOMO SAPIENS.

River carried water which was/is the lifeline for the humans.

It is because of this similarity that blood is known as river of life.

Answer 2

Because it carries energy for the body parts and it flows like a river