Question

Why is oxygen taken in by animals class 5​

Answer 1

Answer:

Animals need oxygen (O) to survive. In fact, all organisms need oxygen to complete the process to burning glucose for fuel. ... It's purpose is to bring oxygen into your body. One of the products of cellular respiration is carbon dioxide.

Answer 2

Answer:

Oxygen burns the food within their bodies and releases energy for various activities and thus it helps animal to be alive. to use it in respiration! ... Animals need oxygen (O) to survive. In fact, all organisms need oxygen to complete the process to burning glucose for fuel.