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Geog 110: Physical And Biological Geography I Question Paper

Geog 110: Physical And Biological Geography I

Course:Bachelor Of Education Arts

Institution: Kabarak University question papers

Exam Year:2014

KABARAK
UNIVERSITY
UNIVERSITY EXAMINATIONS
2013/2014 ACADEMIC YEAR
FOR THE DEGREE OF BACHELOR OF EDUCATION ART
GEOG 110: PHYSICAL AND BIOLOGICAL GEOGRAPHY I
DAY: FRIDAY

DATE: 18/04/2014
TIME: 6.00P.M – 8.00 P.M.

STREAM: Y1S1
INSTRUCTIONS:
- Answer Question ONE and any other TWO questions. USE sketch maps and
diagrams wherever they serve to illustrate an answer

SECTION A: (30 MARKS)
1. a) Explain the following:
a. Ecosystem.
b. Food chain
c. Biogeochemical cycles
b) Briefly describe the major components of an ecosystem of your choice.
c) Explain the term wetland and briefly discuss the causes of wetland degradation.
d) Write short notes on the following;

a) Disruption of biogeochemical cycles

b) What we can do to address the issue of wetland degradation in Kenya.

c) Indirect values of wetland ecosystems.

d) Components of a hydrological cycle.

SECTION B: (40 MARKS)

Question two
a) With the aid of a diagram, describe the hydrological cycle components
(10 marks)
b) Discuss how a hydrological cycle can be disrupted by human activities
(10 marks)

Question three
a) What do you understand by the term biome?

(5 marks)

b) Describe the factors responsible for the current distribution of biomes in the world.

(15 marks)

Question four
Write short notes on the following:
a) Ecological succession

(5 marks)
b) Concept of the biosphere

(5 marks)
c) Island biogeography

(5 marks)
d) Continental drift

(5 marks)

Question five
a) Explain factors that determine the distribution pattern of major ecosystems in East Africa.

(10 marks)
b) Discuss the problems these ecosystems are facing.

(10 marks)

Geog 110: Physical And Biological Geography I Question Paper

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