(a) In what fours ways is water transportation important in international trade?

(b) Highlight four limitations of water transpiration

(c) How can these limitations be overcome? 
 

(a) Explain any five factors that should be considered in the location of a cement factory

(b) Describe any three problems facing cement factories in Tropical Africa
 

(a) Account for the inter-dependence in trade between Nigeria and Britain

(b) What four factors may limit this trade?

(c) State three ways by which the trade between the two countries can be improved  
 

(a) On an outline map of Nigeria, locate and name
(i) an inland drainage basin
(ii) a delta
(iii) a man-made lake
(iv) a confluence town

(b) In what four ways can physical factors limit the use of rivers for transportation in Nigeria?

(c) How can these limitations be overcome? 
 

(a) Draw an outline map of Nigeria and on it, show and name
(i) the savanna belts and one important town in each of the belts

(b) Highlight three vegetation characteristics of any one of the savanna belts shown on your map

(c) Describe the relationship between vegetation and rainfall in the savanna belts. Give reasons for any three of the following in Nigeria