Question

what was the first organism that lives on earth?

Answer 1

Prokaryotic microorganism was believed to be the first organism that lives on earth

Answer 2

The first organisms. Bacteria have been the very first organisms to live on Earth. They made their appearance 3 billion years ago in the waters of the first oceans. At first, there were only anaerobic heterotrophic bacteria (the primordial atmosphere was virtually oxygen-free).