The diagram below represents a well developed soil profile. Use it to answer question (a).11/2/2021 KCSE Geography Paper 1 2010 Section B Question 10. The diagram below represents a well developed soil profile. Use it to answer question (a).(a) (i) Describe the characteristics of horizon B.
(ii) Apart from humus, name three other components of soil.
(iii) State three ways in which humus contributes to the quality of soil.
(b) (i) Differentiate between soil structure and soil texture.
(ii) Explain how the following factors influence the formation of soil: (ii) Topography
(c) Explain how the following farming practices may lead to loss of soil fertility: (i) Overgrazing
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