What was the first living organism on Earth? Where did it come from?
What is the first organism formed on the earth?
When did bacteria first appear on earth? Which was the first animal species on the earth? Which was the first civilization on earth? Who were the first people on Earth? Who was the first person on earth? How was the first cell formed? How was the first civilization developed? What is the first species to have evolved a leg-like organ? What is the first thing that humans invented? What is the earth's core made of and how did it come into creation? Who is the first human? What is the name of the first woman on earth? What is the first alien species to visit Earth most likely to look like? The Solar System: How was Earth formed? Were Adam and Eve the first humans on this planet? Which is oldest and first civilization developed? How were atoms formed? What are the different organisms and their scientific names? How was first continental crust formed? What is the fifth force of nature? Has it been discovered? When was the cell first discovered? Why did life originate on Earth only once? How and why? What is an organism called when it is made of only one cell? When was Ice first created by human beings? What hypotheses or theories explain how the first virus was created? How were fossils formed? How were humans created? What are living organisms made up of? What came first in science, social science or natural science? Who invented the first compound microscope?