INDIAN GEOGRAPHY

Detailed explanation-1: -Option B-The barchans or barkhans can be noticed in the Rajasthan desert. Barchans are concentric in shape, have convex sides which face the prevailing winds. These can be found in Jaisalmer city of Rajasthan.

Detailed explanation-2: -Barchans are primarily crescent-shaped sand dunes that are likely to shift while facing the wind with intensity from one particular direction. They are most commonly found in sandy desert regions and are most commonly associated with regions where a single dominant wind direction impacts a limited supply of sand.

Detailed explanation-3: -The Barchans is a group of small snow-capped islands marking the west end of the Argentine Islands, in the Wilhelm Archipelago.

Detailed explanation-4: -barchan, also spelled Barkhan, crescent-shaped sand dune produced by the action of wind predominately from one direction. One of the commonest types of dunes, it occurs in sandy deserts all over the world. Related Topics: sand dune.

Detailed explanation-5: -A barchan is a moving sand dune in the shape of a crescent. Barchans are primarily exposed to wind from one direction. They live in sandy deserts.