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The Hindu Science Quiz: Of Geology

The cretaceous formations at Varanavasi near Ariyalur in Tamil Nadu. Thousands of years ago, the sea had ingressed and egressed in the region.

Geological studies have indicated that the sea had transgressed more than 120,000,000 years ago. During this period, geologically known as the cretaceous, the sea abounded in a variety of marine animals. File   |

 

 

 

News credit : TheHindu

 

 

 

 

 

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