The oldest plant form on the Earthis algae. Larger plant forms evolved from green algae.
Algae and/or diatoms
There were no animals or plants at the start of the earth. Cyanobacteria maybe
Unicellular plants and animals were first forms of life on Earth
the first plants appeared about 3000 years ago. the first plant was algae.
Plants
Copernicus.
If we had no plants on earth we will not have oxegen!
simple plants
The first plants appeared on earth over 400 million years ago. One of the earliest plants was cooksonia, which did not have leaves or flowers !
No. The first land plants were on the planet 0.475 billion years ago. The first mammals were on the planet around 160 million years.
1.4 millon plants exist on earth
we need plants on earth because they give us medicine
on earth