Desertification

The ___________________________ desert is the largest desert in the world.

• Thar desert

• Gobi desert

• Sahara desert

• Great Sandy desert

The CAUSES of desertification are:

• drought

• overgrazing

• human environment interaction

• all of the above

An EFFECT of desertification is:

• food shortages

• strong economies

• growth of new plant life

• all of the above

Drylands are places with an large supply of water.

• True

• False

In the Sahara and Sahel Region, the countries that are located here, are ____________________________________.

• Industrialized

• Less Developed

• More Developed

• Highly Populated

Ways of fighting Desertification, are ___________________________________.

• rotating crops

• improving irrigation systems

• educating farmers

• all of the above

Overgrazing means __________________________________________.

• allowing herds to drink water in the grasslands

• traveling from place to place

• livestock herds eating all the grass in an area

• leaving herds unattended

With desertification, without the plants that held it in place, the fertile topsoil would be _______________________________.

• given new life

• washed or blown away

• allowed to have new growth

• multiplied

What does the word Nomadic herding mean?

• staying in one place

• movement from place to place

• creating dwellings in the desert

• giving homes to foster pets

What is the name of the grassland that lies on the southern edge of the desert in North Africa?

• Sahel
• Serengeti
• Sahara
• Rift Valleys