The question asks to identify the scientist who presented evidence for continental drift in the book 'Our Wandering Continents'.
Asthenosphere is:
The discontinuity present in earth's interior between lower mantle and outer core is called _________.
Which of the following igneous rocks contain silica in excess of 65%?
Which type of rocks are found in Lafagarh and Podi Uprora ?
Part of Gondwana land is