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 Write an essay to discuss the factors governing soil formation and describe the spatial variability (differ in location) of soil physical properties (soil organic matter, soil texture, soil colour, soil structure, soil temperature) in South Africa. word count 1500


The Needles are an example of the coastal landform ‘stacks’. Describe how a stack is formed.


Suppose the scale of a map is 1:3 000 000. Draw a line scale for the map from which 300 km could



be read in lengths of 100 km and 20 km. (Draw on a separate paper, take a photo and scan into your



answer sheet.) (6)



3.2 What is the difference in altitude between Fair Acres and Ncane?

The mean magnetic declination of this map is 23º 12’ west of true north (Jan. 1997). The mean


annual change is 8‘ westwards (1990-1995). Calculate the magnetic declination for 2022.

In general ,soil is described as loose material on the surface however, in geomorphology it is described as an entity of different land surface layers named (Soil Horizon) which take about 200-400 years to form. Write an essay to discuss the factors governing soil formation and describe the spatial variability (differ in location) of soil physical properties (soil organic matter, soil texture, soil colour, soil structure, soil temperature) in South Africa. word count 1500, style arial, size 11, referencing




1.4 Through the aid of a diagram, explain how an intrusive igneous feature may later become a large mountain on Earth's surface.





The annual range of temperature in the interior of Alaska (north of 60°N) is 70°F whereas the annual range along the Pacific coast of Costa Rica (10°N in Central America) is only 5°F.  Which temperature control factors contribute to the range in these two places?  Explain.   


How does depletion of organic matter affect physical and chemical properties of savanna ochrosols in Ghana


how depletion of organic matter affects the chemical properties of soil



2. Explain how soil organic matter depletion can affect the physical and chemical properties of Savanna Ochrosols for crop production in Ghana.


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