(a) On an outline map of Africa, show and name
(i) latitude 20°N
(ii) the prevailing winds in July
(iii) one cold oce current in the north
(iv) one warm ocean current in the south

(b) Describe the effects of prevailing winds and oce currents on the climate of any one part of Africa. 
 

Give an account of irrigation agriculture in the Nile Basin under the following headings

(a) need for irrigation (b) areas (c) methods (d) crops growth (e) importance 
 

Write explanatory notes on lumbering in Zaire under the following headings

(a) areas (b) factors (c) importance (d) problems (e) possible solutions 
 

(a) Draw a diagram to show the four major positions of the earth during its revolution around the sun

(b) describe the effects of the revolution of the earth 
 

(a) Give an account of the economic importance or rocks

(b) Describe the characteristics and mode of formation of igneous rocks