Environmental Risk Assessment in Environmental Planning
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Questions and Answers

What is the purpose of risk characterization in the context described?

  • To calculate the risk ratio using PEC/PNEC values
  • To identify potential options for evaluation (correct)
  • To assess the risks to remote marine areas
  • To grade the level of risk in a situation

When is qualitative risk characterization preferred over quantitative risk characterization?

  • When PECs or PNECs cannot be calculated (correct)
  • When calculating PEC/PNEC ratios
  • When predicting toxic effects of chemicals
  • When assessing risks to remote marine areas

What is the main focus of risk recognition in safety and health management?

  • Assessing toxic effects of chemicals
  • Calculating risk ratios
  • Implementing safety and health measures (correct)
  • Grading the level of risk

In quantitative risk characterization, what does the risk ratio (PEC/PNEC) calculation compare?

<p>Predicted environmental concentration to predicted no-effect concentration (C)</p> Signup and view all the answers

In the grading system provided, what does a grade 3 indicate?

<p>Medium to high risk (D)</p> Signup and view all the answers

What action is required for a situation classified as 'Extreme/High Risk'?

<p>Immediate action to stop work (D)</p> Signup and view all the answers

What is the primary purpose of an environmental risk assessment?

<p>To identify potential hazards and evaluate the risks they pose to the environment (B)</p> Signup and view all the answers

Which of the following is NOT one of the key steps in carrying out an environmental risk assessment?

<p>Conducting extensive environmental testing and monitoring (D)</p> Signup and view all the answers

What does the term 'risk' refer to in the context of environmental risk assessment?

<p>The probability of an adverse outcome or event occurring (D)</p> Signup and view all the answers

Which of the following is an accurate statement about the definition of 'environment' in the context of environmental risk assessment?

<p>It encompasses the surroundings or conditions in which a person, animal, or plant lives or operates (A)</p> Signup and view all the answers

Which step in the environmental risk assessment process involves implementing measures to reduce identified risks?

<p>Recording the results of the assessment and implementing precautions (A)</p> Signup and view all the answers

Based on the information provided, what is the primary reason for a business to conduct an environmental risk assessment?

<p>To assess the likelihood of causing harm to the environment (A)</p> Signup and view all the answers

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