__________are formed by the slow break down of land formations by physical and chemical processes.

Biology

1 answer:

nalin [4]3 years ago

4 0

Answer:

Explanation:

erosion is caused physically by earthquakes and stuff...hope this helps:))

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In animals, carbon dioxide waste is exchanged for

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Answer:

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Explanation:

Through the process of respiration , in lung the carbon dioxide from the blood is exchanged with oxygen.
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Explanation:

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irakobra [83]

I believe it is A because Living things respond to changes, each and every living organism is made up of cell and adapting to changes is same as responding to changes.So, only one left is A.

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