Describe how you would set up monitoring programmes for either air, water or soil contamination and discuss the essential components of these monitoring programmes. (13) 1b) Fugitive emissions from a quarry need to be monitored. In order to determine if a detailed assessment is required, a monitoring screening survey is to be undertaken. Describe how you would do this. (12) Q2. Total 25 Marks 2a) Describe what techniques are used for contaminated land sampling and explain how and why they are used (16) 2b) On initial inspection of a site as part of Phase 1 due diligence, there is no apparent discolouration or heterogeneity of the ground, but in some areas of the site plants are displaying distress. What sampling is required and why? (9) Q3. Total 25 Marks 3a) What is the role of soil microorganisms in the Global Nitrogen Cycle? Identify key organisms that are involved and the chemical transformations they facilitate and the related issue related to anthropogenic (man -based) influences on soils. (10) 3b) Describe how you would design a bacterial biosensor to detect heavy metal pollution in soils or water. Outline the process and how the biosensor works. Discuss the benefits and disadvantages of this kind of assessment technique in comparison with that of chemical analysis-based techniques. (10) 3c) What are the primary characteristics of the organism that causes Cholera?
