Question

1 Why is diffusion insufficient to meet the oxygen requirements of multi- cellular like humans?​

Answer 1

Answer:

Multicellular organisms such as human beings need supply of oxygen in large amount as it humans body is a comolex structure and as diffusion is a very slow process therefore it doesnt meet the oxygen reqiurements.

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Explanation:

Answer 2

In multicellular organisms like humans, all the body cells are not in direct contact with the surrounding environment . Thus , every cell of the body will not get oxygen as by the process of diffusion from the environment .

Therefore diffusion is insufficient to meet

the oxygen requirements of multicellular

organisms .