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Educ 424: Session Ii Question Paper

Educ 424: Session Ii

Course:Bachelor Of Education Science

Institution: Kabarak University question papers

Exam Year:2009

INSTRUCTIONS:
Answer question ONE (1) and any other TWO
SECTION A: COMPULSORY (30 Marks)
1. (a) Define the following terms:
i) Ecology (½ mks)
ii) Ecosphere (½ mks)
iii) Atmosphere (½mks)
iv) Environment (½ mks)
v) Biosphere (½ mks)
vi) Resource (½ mks)
(b) i) Critically examine what keeps living things alive in an ecosystem. (4mks)
ii) Discuss the two key limiting factors in an ecosystem. (4mks)
c) i) Distinguish between infectious and non-infectious diseases. (2mks)
ii) Explain the two main causes of non-infectious diseases. (2mks)
d) i) Identify and explain the two categories of drugs. (2mks)
ii) What health effects does alcohol have on its users (2mks)
e) i) Environmental education in Kenya secondary schools curriculum is taught through
multidisciplinary approach. Discuss (4mks)
ii) Examine any four prerequisite skills expected of a learner who can become an
effective citizen, who is able to contribute to solution of environmental issues.
(4mks)
f) i) Outline and briefly explain the two components of an ecosystem. (2mks)
ii) Show the importance of environmental education to a university student.
(3mks)
SECTION B: ANSWER ANY TWO QUESTIONS IN THIS SECTION (40 MARKS)
2. i) Discuss five underlying causes of fresh water degradation in Kenya. (10mks)
ii) Critically examine any five measures needed to reduce desertification. (10mks)
3. Discuss the outcomes of the inter-governmental conference on environmental education held
in Tbilisi in Georgia, in the former USSR in 1977. (20mks)
4. i) Critically discuss the two approaches used in controlling cultural eutrophication.
(6mks)
ii) Compare and contrast the characteristics of a mature and immature ecological ecosystem.
(8mks)
iii) Outline and explain six air pollutants.
(6mks)

Educ 424: Session Ii Question Paper

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