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Age 308: Arid And Semi-Arid Lands  Question Paper

Age 308: Arid And Semi-Arid Lands  

Course:Bachelor Of Education

Institution: Kenyatta University question papers

Exam Year:2010



DATE: Thursday, 15th April, 2010
TIME: 4.30 p.m. ? 6.30 p.m.
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INSTRUCTIONS:
Answer THREE questions. Illustrations should be used where appropriate.
1.
Select three arid areas from different continents, contrast them and explain the
reasons for their aridity.





(23.3 marks)

2.
a)
Examine the main reasons whey water supply is becoming a greater
problem in arid regions than it was in the past.

(12 marks)

b)
What are some of the remedies for overcoming the problem.










(11.3 marks)

3.
a)
Explain the main processes that determine the nature of soils in arid areas










(9.3 marks)

b)
Discuss the relationships between soils and human activity within arid
areas






(14 marks)

4.
Examine both the physical and human processes which contribute to land
degradation in ASALs of East Africa.



(23.3 marks)


Page 1 of 2


5.
Discuss the circumstances under which ASALs can undergo economic
development even if they have severe water shortage.

(23.3 marks)

6.
Using examples, explain why many present day features within arid landscapes
are believed to be the product of environmental conditions of the past










(23.3 marks)




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