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Applied Ecology Question Paper

Applied Ecology

Course:Bachelor Of Education Science

Institution: Kenyatta University question papers

Exam Year:2009

KENYATTA UNIVERSITY
UNIVERSITY EXAMINATIONS 2009/2010
FIRST SEMESTER EXAMINATION FOR THE DEGREE OF BACHELOR
OF SCIENCE AND BACHELOR OF EDUCATION

SZL 412:
APPLIED ECOLOGY

DATE: Wednesday 30th December, 2009 TIME: 2.00 p.m – 4.00 p.m

INSTRUCTIONS:
Answer ALL questions in Section A and any ONE question in Section B.
Illustrate your answers and give examples where appropriate.
Questions in each section carry equal marks.

SECTION A: Answer ALL questions (40 marks)
1.
Explain the “ Polluter Pay Principle”
2.
Outline the factors that lead to Loss of Biodiversity
3.
Explain the concept of carrying capacity
4.
Describe briefly the four categories of risks facing organisms according to IUCN.
5.
Describe briefly how animals avoid predation.
6.
Outline improvements in agriculture being put in place to meet the food demand of the ever increasing human population.
7.
Explain the components of an organisms environment.
8.
Explain how ecology as a discipline is applicable to your day today life.

SECTION B: Answer any ONE question ( 30 marks)
9.
“ The current trend of increase in human populations is driving many ecological systems to the brink of disappearance” . Discuss this statement.
10.
Write an essay on factors that affect animal densities and abundance.