Question

What us the necessary to seperate oxygenated and deoxygenated blood?

Answer 1

Answer:

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It is necessary that the oxygenated and Deoxygenated blood is separated so that the body does not generate excessive heat due to excessive production of carbon dioxide. Separation of oxygenated and deoxygenated blood allows a highly efficient supply of oxygen to the body.

Answer 2

Answer:-

Why is it necessary to seperate oxygenated and deoxygenated blood in mammals and birds?

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Here your answer is:

Animals like mammals and birds have to meet high energy requirements inorder to maintain constant body temperature and for locomotion.So there should be efficient supply of oxygen to meet these requirements.Therefore it is required to ensure that oxygegenated and deoxygenated blood are seperated and has to prevent its mixing.That is why mammals and aves have four chambared heart

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