Life probably originated during which geologic time?
A)Archaean
B)Cenozoic
C)Mesozoic
D)Carboniferous
E)Pennsylvanian

Question

Quizplus · Accepted Answer

The most widely accepted theory of the origin of life is that it originated in the Archaean era, which lasted from 4 to 2.5 billion years ago. This era is characterized by a relatively stable climate, and the first evidence of life dates back to around 3.5 billion years ago.

Life Probably Originated During Which Geologic Time