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Urban Forestry  Question Paper

Urban Forestry  

Course:Bachelor Of Environmental Studies

Institution: Kenyatta University question papers

Exam Year:2009



KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2008/2009
SECOND SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR
OF ENVIRONMENTAL STUDIES (ENVIRONMENTAL RESOURCE
CONSERVATION)
ERC 309: URBAN FORESTRY

DATE: Friday 28th August, 2009

TIME: 11.00 a.m. – 1.00 p.m.


INSTRUCTIONS
Answer questions ONE and any other THREE.
1.
a)
i)
Draw line diagrams of major tree forms used in designing street tree planting.
ii)
Which forms are least desirable and why? [10 marks]
b)
Discuss
i)
factors that may determine the species composition of an urban forest. [10 marks]
ii)
The negative impacts of urban forestry. [5 marks]
2.
Discuss the main engineering uses of trees in urban areas. [15 marks]
3.
Describe the effect of space and urban soils on tree growth and prescribe some mitigating measures. [15 marks]
4.
Give an account of the threats facing Nairobi’s open spaces and forests. [15 marks]
5.
Discuss management of urban forests. [15 marks]






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