Multiple choice general knowledge

How much (approx) of the Earth’s land surface is desert?

  1. 1/4

  2. 1/5

  3. 1/6

  4. 1/3

Reveal answer Fill a bubble to check yourself
D Correct answer
Explanation

Approximately one-third (about 33%) of Earth's land surface is classified as desert or arid/semi-arid land. This includes hot deserts like the Sahara as well as cold deserts like Antarctica. Deserts are defined by low precipitation levels rather than temperature.