Highlights
Part A: Multiple Choice Questions: the following questions have one or more than one correct answer. Select the most appropriate answer and write it in your Answer Book. (3 marks x 10)
Part B. Short Questions. Sketches may be useful in your answers. (6 marks x 5)
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Q1. |
[Describe how a BOD measurement is conducted for |
[6 marks] |
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characterizing wastewaters?] |
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Q2. |
[What is the difference between sludge age and hydraulic |
[6 marks] |
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detention time in activated sludge?] |
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Q3. |
[Sketch out a typical wastewater treatment process.] |
[6 marks] |
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