Jeopardy for the classroom

Deserts

1. What desert, located in the northern part of Africa, is the world's largest?
2. Which kind of camel has two humps, the Asian camel or the African camel?
3. What desert, the third largest in the world, is located between northern China and southern Mongolia?
4. What do we a call an area of the desert, often used as a resting point for travelers, where there is water and sometimes plant life?
5. What kind of plant, usually covered with sharp spines, thrives in many deserts?