Question

List the five major events during geological time period beginning from origin of life. You may begin with origin of animals.

Answer 1

The evolution began about 2000mya.
500mya invertibrates were formed.
320mya jawless fishes evolved.
The the amphibians and the other fishes having jawa ,bone,cartilage , etc.
In nxt 200my reptiles evolved .
And about 15 mya dryopithicus ramapithicus were there.
3-4 mya australopithicus
1.5 mya homo erectus
75000_10000yrs ago homosapiens evolved on earth