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Ses311:Environmental Studies Field Course Question Paper

Ses311:Environmental Studies Field Course

Course:Environmental Studies Field Course

Institution: University Of Eldoret question papers

Exam Year:2013

Answer all questions in section A and any 4 in section B
section A
1.Explain how and why you would calibrate a PH meter in the field (3marks)
2.Explain why:(3marks)
i)When sampling water for heavy metal analysis ,sampling bottles are soaked overnight in mixture of acids?
ii)The water sampled in i) above is preserved by adding at least 2drops of Conc.Nitric acid?
3.List three basic requirements for room gas collection (3marks)
4.Explain why it is necessary to (3marks)
i)Replicate samples
ii)To collect a blank sample in the field?
5.State three common data collection methods in social science studies(3marks)
6.State three differences between qualitative and quantitative research methods (3marks)
7.Distinguish between purposive and quota sampling techniques (3marks)
8.Distinguish between purposive and quota sampling techniques (3marks)
9.State any three applications of surface hydrologic data (3marks)
10.Name the instruments used to measure the following hydrologic data:
i)Water level (1marks)
ii)Rainfall (1mark)
iii)Discharge (1mark)
section B
11.Discuss gas collection techniques over soil in terms of (10marks)
i)Equipment
ii)Field operation
iii)Quality assurance
iv)Sample documentation
12.Experimental methods in ecological studies are limited by practical ,logistical,and ethical constraints.Discuss this statement(10marks)
13.Discuss briefly the factors to consider in choosing a site for river gauging station (10marks)
14.Explain integrated ground water monitoring using remote sensing and GIS techniques.(10marks)
15.Explain the term"informed consent'''' giving a detailed outline of how it is achieved in qualitative research(10marks)

Ses311:Environmental Studies Field Course Question Paper

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