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Describe the process of monitoring waterways for eutrophication. - HSC - SSCE Chemistry - Question 25 - 2012 - Paper 1

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Describe the process of monitoring waterways for eutrophication.

Worked Solution & Example Answer:Describe the process of monitoring waterways for eutrophication. - HSC - SSCE Chemistry - Question 25 - 2012 - Paper 1

Step 1

Identify Key Chemicals

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Answer

Monitoring for eutrophication primarily involves assessing nutrient levels, especially phosphorus and nitrogen, which are the key contributors to the process. Regular testing for these chemicals helps determine the nutrient load in the waterway.

Step 2

Conduct Water Quality Tests

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Answer

Various tests can be employed to monitor water quality, such as measuring chlorophyll-a concentrations to gauge algal biomass, assessing dissolved oxygen levels to evaluate aquatic health, and checking for turbidity which can indicate increased algal blooms.

Step 3

Analyze Data and Implement Management Strategies

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Answer

After conducting tests, the data is analyzed to determine the health of the waterway. If elevated levels of nutrients are detected or if conditions indicate eutrophication, appropriate management strategies can be developed and implemented to mitigate impacts, such as reducing nutrient inputs from agricultural runoff.

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