Geog 723: Environmental Pollution Question Paper
Geog 723: Environmental Pollution
Course:Master Of Arts Geography
Institution: Chuka University question papers
Exam Year:2013
CHUKA
UNIVERSITY
UNIVERSITY EXAMINATIONS
FIRST YEAR EXAMINATION FOR THE AWARD OF DEGREE OF
MASTER OF ARTS (GEOGRAPHY)
GEOG 723: ENVIRONMENTAL POLLUTION
STREAMS: M.A GEOGRAPHY L1B2 TIME: 3 HOURS
DAY/DATE: THURSDAY 15/8/2013 11.30 A.M. – 2.30 P.M.
INSTRUCTIONS:
Answer question 1 and any other 1 from Section B.
Sketches and diagrams should be used whenever they serve to illustrate the answer.
SECTION A:
Q1. (a) Explain the concept of the biological magnification of pollutants. [5 marks]
(b) What is Biological Oxygen Demand (BOD) and how does it apply in the determination of the environmental quality of a river? [10 marks]
(c) Use examples to explain the difference between point and diffuse sources of water pollution. [7 marks]
(d) Explain the sources of ground water pollution. [8 marks]
SECTION B:
Q2. Discuss the impact of DDT, oil spills and Mercury pollution on ecosystems.[15 marks]
Q3. Propose important strategies of pollution control in a Kenyan County of your choice.
[15 marks]
Q4. (a) Explain the determinant factors that need to be considered in setting water
quality standards. [5 marks]
(b) What are the critical quality parameters for setting water quality standards for drinking, domestic/industrial and environmental uses? [10 marks]
Q5. Discuss the sources and impact of man-made pollutants on the atmosphere. [15 marks]
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