पृथ्वी कीआयु  का भूगर्भित इतिहास

Geologic History of Earth's Age

From the time of the construction of the land surface to today to the history geological history says

Thow old is the earth

पृथ्वीकी आयु लगभग 4.6 अरब वर्ष है

When did life first start on earth?

At Adisagar, 3.8 billion years ago

In which era did the dinosaurs originate? 📷

Dinosaurs originated in Jurassic Sak

The fossil of which primitive man was found in the Shivalik ranges?

rampithecus primitive man

In which day did the human origin take place?