Question

Why do living organism need oxygen?

Answer 1

Answer:

Oxygen is required to take down the process of respiration in which glucose is formed to produce energy

Answer 2

Answer:

Explanation:

Living things need air, food and water because they are essential to the chemical processes that provide organisms with energy and keep them alive. These processes are collectively known as metabolism. The nutrients found in food, the oxygen found in air and the solvent property of water are indispensable components of metabolism.

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