(a) On an outline map of Nigeria, locate and name
(i) one inland drainage basin
(ii) three rivers that flow into the basin
(iii) the Bight of Benin and Bight of Bonny
(iv) the Idanre Hill, Oban Hills and Biu plateau

(b) Account for the shallowness of the rivers and the lake of the inland drainage basin (c) Describe any four benefits of the lake.
 

(a) Distinguish between internal trade and international trade

(b) Name four commodities of internal trade in Nigeria, - two originating from the north and two from the south

(c) Identify the factors that promote trade between the northern and southern parts of Nigeria

(d) What are the limitations to internal trade in Nigeria?
 

(a) Explain any two of the following methods of farming as adopted in Nigeria
(i) Mixed farming
(ii) Intensive farming
(iii) Plantation agriculture

(b) State three problems facing agriculture in Nigeria

(c) In what ways are these problems being solved? 
 

(a) On an outline map of Nigeria, show the main soil zones

(b) Name any one crop that is grown in each of the zones shown on your map

(c) Describe the soil characteristics that have favoured the cultivation of the type of crops in each zone. 
 

(a) Outline any four factors that have encouraged the concentration of industries in the Lagos area

(b) Highlight the significance of the concentration to the inhabitants of the area.