geomorphology & earth landforms section 2 Practice Questions Answers Test with Solutions & More Shortcuts

Answer: (a)

Answer: (a)

Answer: (a)

Doab is a term used in India and Pakistan for the “tongue,” or tract of land lying between two converging, or confluent, rivers. It is similar to an interfluve. In the Oxford Hindi-English Dictionary,

R. S. McGregor defines it as “a region lying between and reaching to the confluence of two rivers (esp. that between the Ganges and Jumna).

Answer: (b)

Uneven distribution of insolation on the earth is mainly due to the Earth’s tilted axis and the nearly spherical shape. The length of time that the Earth’s surface is exposed to solar radiation also changes throughout the year, depending on the season.

Another factor that affects the solar radiation on the Earth is the rotation of the Earth itself. All these factors lead to the unequal distribution of heat on the Earth, creating what is called a heat gradient.

Answer: (b)

The Himalayas, geologically young and structurally fold mountains stretch over the northern borders of India. These mountain ranges run in a west-east direction from the Indus to the Brahmaputra.

The Brahmaputra marks the easternmost boundary of the Himalayas. Beyond the Dihang gorge, the Himalayas bend sharply to the south and spread along the eastern boundary of India.