the following terms about gas exchange to their descriptions? the terms on the l

Question

the following terms about gas exchange to their descriptions? the terms on the left to the appropriate blanks on the right to complete the sentences. A is usually a thin, moist layer of cells that provides a large surface area for gas exchange with the environment. Gas exchange between an organism and its environment takes place by. Earthworms are --their entire outer body surface functions in gas exchange. Aquatic often exchange gases through, which are extensions of the body surface. are the respiratory structures of insects. These networks of finely branched air tubes extend throughout the body, slowing for gas exchange directly with body cells. Most terrestrial vertebrates have which are internal subdivided sacs lined with moist Except in insects end some small or very thin animals gases are transported through an animals body by a

Explanation / Answer

1) A respiratory surface is thin, internally moist. Rich in blood supply lined by capillaries.

2) Gas exchange takes place through diffusion. The carbon dioxide and oxygen is diffused outside and inside of body.

3) Earthworms are skinbreathers. They use the pores in the skin for respiration.

4) Aquatic animals use gills for respiration.

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