What kind of rocks were originated in Azoic, Paleozoic, Mesozoic and Cenozoic era?
Mention the time duration of the era in the history of earth.
On what basis geologists made geological time scale? Write its advantages.
In how many parts, geological time of the earth is divided into.
Mention the name of eras in the geological time scale.
What do you mean by geological time scale? Mention the estimated age of the earth.
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