world physical geography section 3 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (a)

The process responsible for the Weathering of rocks in the Karts region is carbonation.

Because it is a type of chemical weathering of rocks by rainwater. It is a very significant process in the reduction of limestone terrain.

Answer: (b)

Answer: (a)

In geology, the term Torridonian is the informal name for the Torridonian Supergroup, a series of Mesoproterozoic to Neoproterozoic arenaceous and argillaceous sedimentary rocks, which occur extensively in the Northwest Highlands of Scotland.

The Caledonian orogeny was a mountain-building era recorded in the northern parts of Ireland and Britain, the Scandinavian Mountains, Svalbard, eastern Greenland and parts of north-central Europe. The Caledonian orogeny encompasses events that occurred from the Ordovician to Early Devonian, roughly 490–390 million years ago (Ma).

It was caused by the closure of the Iapetus Ocean when the continents and terranes of Laurentia, Baltica and Avalonia collided.

The Variscan or Hercynian orogeny is a geologic mountain-building event caused by the Late Paleozoic continental collision between Euramerica (Laurussia) and Gondwana to form the supercontinent of Pangaea.

Answer: (b)

When two rigid slabs of lithospheric, known as plate collid with an another. The plate made of heavier material is tend to below the plate made of lights material (SIAG).

Answer: (c)

All these dams are important dams on respective rivers.