1. Sahara is the largest desert in the world and one of the three largest. Desertification is a process of soil degradation in arid areas due to factors such as climatic characteristics and human activity. This means drying up the soil, and in this case it is the expansion of the Sahara.
The answer is: a.
2. Equator is an imaginary line that divides the Earth Globe into the northern and southern hemisphere. A country that is not located on the Equator is Libya, located north of it.
The answer is: a.
3. Mount Kilimanjaro is the highest mountain in Africa, known as a dormant volcano, with its three volcanic peaks. With 5,895 meters above sea level, it is located in Tanzania.
The answer is: c.
