Question

what is double circulation explain for 3 marks for class10 pl be quick​

Answer 1

Explanation:

Double Circulation

The heart is the key organ for blood circulation and the double circulation is an efficient way of circulation as it provides an effective way of circulation. The main difference is that the blood follows two routes – one for oxygenated blood and the other for deoxygenated blood. Hence, the name “double circulation.” The majority of mammals, including humans utilize a double circulatory system.

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Answer 2

The blood from the heart goes to the lungs for oxygenation and the oxygenated blood from the lungs enters the heart. The oxygenated blood from the heart is pumped to all the parts of the body is called double circulation.