GENERAL KNOWLEDGE

GK

WORLD GEOGRAPHY

Question [CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
What is a desert?
A
*an area of land surrounded by water on three sides
B
*Physical geography relates to the natural environment
C
*a dry land with little precipitation and little to no vegetation
D
-An area containing geographically related mountains
Explanation: 

Detailed explanation-1: -Most experts agree that a desert is an area of land that receives no more than 25 centimeters (10 inches) of precipitation a year. The amount of evaporation in a desert often greatly exceeds the annual rainfall. In all deserts, there is little water available for plants and other organisms.

Detailed explanation-2: -In hot and dry deserts, also known as arid deserts, the temperatures are warm and dry year-round. Some famous arid deserts include the Sahara Desert that covers much of the African continent and the Mojave Desert located in the southwest of the United States.

Detailed explanation-3: -The eliminate of the deserts is either very hot and dry or very cold and dry. Both the conditions are not favourable for the growth of vegetation. Besides this, there is poor rainfall in the deserts. Due to lack of sufficient water, deserts usually have scanty vegetation.

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