Science & Technology Prelims Question

The Patagonian Desert is the world's eighth most extensive desert and the largest one in Argentina. It is primarily located in Argentina, though it also extends into parts of Chile.
The Patagonian Desert is bordered by the Atlantic Ocean to the east and the Andes Mountains to the west. It is a cold desert, with temperatures rarely exceeding 12 degrees Celsius.
The Kalahari Desert is a vast, semi-arid savanna found in southern Africa.
It covers parts of Namibia, Botswana and South Africa. The desert has large areas that are covered with red sand, without permanent surface water drainage. It has seasonally inundated pans (dry basins or beds), dry valleys and salt pans.
The Okavango is the only permanent river in the Kalahari Desert. It flows to a delta in the north-west of the desert.

Note: The Antarctic Desert is the largest desert in the world with a total of 5.5 million square miles. The Arctic Desert is the second largest with a total area of 5.4 million square miles. However, the Sahara Desert is the largest hot desert in the world with a total land area of 3.5 million square miles.

The Patagonian Desert is the world's eighth most extensive desert and the largest one in Argentina. It is primarily located in Argentina, though it also extends into parts of Chile.
The Patagonian Desert is bordered by the Atlantic Ocean to the east and the Andes Mountains to the west. It is a cold desert, with temperatures rarely exceeding 12 degrees Celsius.
The Kalahari Desert is a vast, semi-arid savanna found in southern Africa.
It covers parts of Namibia, Botswana and South Africa. The desert has large areas that are covered with red sand, without permanent surface water drainage. It has seasonally inundated pans (dry basins or beds), dry valleys and salt pans.
The Okavango is the only permanent river in the Kalahari Desert. It flows to a delta in the north-west of the desert.

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