Q. Consider the following statements:

1. Jaisalmer in Rajasthan has been covered by the longitudinal sand ridges and crescent-shaped sand dunes called barchans.
2. This region has undergone metamorphic processes in its geological history, which can be corroborated by the presence of metamorphic rocks such as marble, slate, gneiss, etc.

Which of the above is / are correct?
Answer: Both 1 and 2
Notes: The extension of the Peninsular Plateau can be seen as far as Jaisalmer in the West, where it has been covered by the longitudinal sand ridges and crescent-shaped sand dunes called barchans. This region has undergone metamorphic processes in its geological history, which can be corroborated by the presence of metamorphic rocks such as marble, slate, gneiss, etc.