Know which class of plants was the first to inhabit earthSol

Know which class of plants was the first to inhabit earth

Solution

Since at the very begining of the earth, there was only water all around the earth. At that time, the first living organism is from the primitive class of the plant that is algae.

Since the early plants ware unicellular, mostly of soft body mass, small and with simple anatomical and morphological characteristics, which are in the form of green calcarous algae.

All other forms and classes of plants were originates from the algae.