The first living cells to evolve on earth were

prokaryotes

Explanation:

The first living things on Earth, single-celled micro-organisms or microbes lacking a cell nucleus or cell membrane known as prokaryotes, seem to have first appeared on Earth almost four billion years ago, just a few hundred million years after the formation of the Earth itself.

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MARK BRAINLIEST

1. efficient use of space

2. elimination of groundwater contamination

3. energy generation

4. lower carbon footprint

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