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the answers to the following questions can be found in the deserts
pages (see left hand menu).
1.
What proportion of the Earth's surface is covered by desert ?
2. What
must the average annual rainfall not exceed in areas classified
as desert ?
3.
What proportion of the Earth's deserts are covered by sand ?
4. What
is the most arid continent on Earth ?
5. Which
two rivers cross the Sahara desert ?
6. Which
African desert plant closely resembles a cactus ?
7.
What proportion of their body weight can camels drink in one go?
8.
How many species of plant can be found in the Sahara desert?
answers
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