geomorphology & earth landforms section 7 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (b)

The mountain pass is a route, through a mountain range over a ridge. Passes provide a route between two mountains tops with a minimum of descent. Passes are often found just above the sources of a river, constituting a drainage divide.

The top of a pass is frequently the only flat ground in the area, a high vantage points, so it is often a preferred site for building.

Answer: (c)

Answer: (b)

Epicenter is the point on the Earth’s surface that is directly above the hypocenter or focus, the point where an earthquake or underground explosion originates. Epicentral distance is used in calculating seismic magnitudes developed by Richter and Gutenberg.

Answer: (d)

Answer: (b)

The Vindhyan system of rocks is important for the production of precious stones and building materials. The system derives its name from the Vindhyan hills where its rocks are prominently exposed.

It forms a dividing line between the Ganga Plain and the Deccan. The main rocks of the Vindhyan system are coarse, medium and fine-textured sandstones, shales and limestones. The Vindhyan system of rocks bear out precious stones, ornamental stones, diamonds, building materials, and raw materials for cement, lime, glass and chemical industries