50 ! how do plants increase the viability of life on earth?

Plants breathe in carbon dioxide and breathe out oxygen. Animals breathe in oxygen and breathe out carbon dioxide. So they support each other.
Plants are at the start of every food chain.


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The science wiz

Plants increase the viability of life on Earth. They are the bases of every food chain. They give their energy to consumers and herbivores. They produce oxygen for other living creatures. They even produce food and shelter for many of us.

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