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Ses 213:Basic Ecology And Biodiversity Question Paper

Ses 213:Basic Ecology And Biodiversity

Course:Basic Ecology And Biodiversity

Institution: University Of Eldoret question papers

Exam Year:2012

SECTION A(30MARKS)
Q1.Define the following terms
i).Species evenness
ii).Ecotone
iii).Environment
Q2.List the three levels under which biodiversity is considered
Q3.Explain the significance of keystone species in an ecosystem
Q4.Explain the three patterns of population dispersal
Q5.List the three types of biodiversity
Q6.State any three anthropogenic threats to biodiversity
Q7.State the three types of symbiotic relationships that occur in an ecological community
Q8.Explain how Niche theory is crucial to ecological theory?
Q9.Give the three examples of Grassland Biomes
Q10.Explain the concept of ecological carrying capacity
SECTION B (40MARKS)
Q11.a)Explain the term species diversity
b)Account for the high species diversity in tropical rain forests.
Q12.a)What is competion
b)With clear illustrations,discuss intraspecific and interspecific competions shown by organisms in ecological communities
Q13.Discuss the factors that would limit the populations of zebras in Nairobi National Park
Q14.Discuss the importance of biodiversity to man
Q15.a)What is an ecosystem?
b)Discuss Ecosystem services

Ses 213:Basic Ecology And Biodiversity Question Paper

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