world physical geography section 7 MCQ Questions & Answers Detailed Explanation

Answer: (a)

The driest area of the earth is Atacama-desert. The Atacama Desert is a plateau in South America, covering a 1,000-kilometre strip of land on the Pacific coast, west of the Andes mountains. It is the driest hot desert in the world.

Answer: (d)

Answer: (b)

1. Permafrost – Pingo (A pingo, also called a hydrolaccolith, is a mound of earth-covered ice found in the Arctic and subarctic that can reach up to 70 metres (230 ft) in height and up to 600 m (2,000 ft) in diameter.
2. Diastrophism – Horst: A horst is a raised block of the Earth’s crust that has lifted, or has remained stationary, while the land on either side has subsided.
3. Running water – Flood Plain (A floodplain or flood plain is an area of land adjacent to a stream or river that stretches from the banks of its channel to the base of the enclosing valley walls and experiences flooding during periods of high discharge.)
4. Sea waves – Stack (A stack or sea stack is a geological landform consisting of a steep and often vertical column or columns of rock in the sea near a coast, formed by wave erosion.

Answer: (a)

Bass Strait is a sea strait which separates Tasmania from the Australian mainland.

Answer: (a)

The largest expanse of tropical rain forest is found in the Amajon basin of Brazil, extending from the Atlantic Coast of the foot hills of the Ande and from the Guiana Highlands in the north to the tropic of capricorn in the South.

Answer: (b)

Baikonour is the world’s first and largest operational space launch facility. It is located in Kazakhstan, not in Russia.