With the aid of suitable diagrams, describe the characteristics and mode of formation of any two of the following

(a) Ox-bow lake

(b) Zeugen

(c) Block mountain 
 

(a) Draw a diagram of the relief of the ocean floor showing the following
(i) Continental shelf
(ii) Continental slope
(iii) Ocean deep

(b) Describe the main characteristics of any two of the features shown

(c) Highlight the economic,-c importance of continental shelves to man 
 

Contrast the characteristics cf the Equatorial climate with those of the Tundra climate 
 

(a) What is soil?

(b) Explain the process of soil formation

(c) Describe a typical soil profile 
 

(a) Name four components of the ecosystem

(b) How does the carbon cycle explain the inter-dependence of the components in the ecosystem?