Answer:
solutions of dissolved minerals
Explanation:
<span>Plants breathe in carbon dioxide and breathe out oxygen. Animals breathe in oxygen and breathe out carbon dioxide. So they support each other.
</span><span>Plants are at the start of every food chain.
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<span>The science wiz</span>
Answer:
Geographical maps from earlier dates. Also looking for fossils of previous plant life in the area to determine what it was like then.
Explanation:
Answer:
auto democracy,autocracy,totalitarian,socialism,communism