(a) Account for the rapid growth of world population in the last two decades

(b) Explain any three problems arising from this rapid growth

(c) Suggest solutions to these problems 
 

(a) Differentiate clearly between urban settlements and rural settlements

(b) Explain four factors responsible for tl-increase in size of urban settlements

(c) Highlight four problems associated with such growth. 
 

(a) Explain, giving examples, four ways in which physical factors may hinder the development of road transportation

(b) Discuss any four factors responsible for the poor network of railways in tropical African countries 
 

(a) Describe three ways in which light industries differ from heavy industries

(b) Give four reasons why light industries are more prevalent than heavy industries in tropical Africa. 
 

(a) Give four reasons why countries engage in world trade 

(b) How have these reasons affected the volume of trade between Nigeria and her neighbouring countries?

(C)(i) Name any two sea routes through which Nigeria trades with the outside world
(ii) Indicate one commodity that Nigeria engages exports through each route