(a) Draw a sketch map of Nigeria. On the map, show and name one area each where the following minerals are mined: (i) coal: (ii) crude oil; limestone.

(b) Describe the process of mining coal in Nigeria.

(c) identify four problems affecting the mining industry in Nigeria.

(a) Draw a labelled diagram of a simple soil profile

(b) Describe the characteristics of any two of the zones in the soil profile drawn in (a) above. Give reasons for each characteristic 
 

(a) Differentiate between permanent drought and seasonal drought, giving an example of each

(b) Highlight any two main causes and two effects of drought

(c) Suggest any two methods of minimizing the effects of drought. 
 

(a) Explain how each of the following has affected world population:
(i) Improved medical care
(ii) Advanced technology and industry

(b) Highlight four factors which account for the high density population in Java
 

(a) Name any two types of urban settlements

(b) Outline the characteristic features of each type

(c) Describe any four problems facing urban centres.