State whether each of the following statements is true (T) or false (F).

1. The land has similar features all over the surface of the earth.
2. Plains and valleys are densely populated because of soil fertility.
3. Population and technology are important factors that determine land use patterns.
4. The growing population is not a cause of soil erosion.
5. Topography and organic material affect the soil composition of soil.
6. Time affects the rate of humus formation during the process of soil formation.
7. The earth is called the water planet because of the large amount of water available over it.
8. Africa and West Asia are areas facing serious water scarcity.
9. Forest and other vegetation promote surface run-off.
10. The convention, CITES, lists species which should not be traded.