Question detail
Why might life cycle assessments not be completely objective?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Life cycle assessment and recycling
Question
- A. They are based solely on scientific data
- B. They can involve value judgements
- C. They only consider economic factors
- D. They are conducted by independent researchers
Answer
They can involve value judgements
Explanation
Life cycle assessments may not be completely objective because they can involve value judgements regarding the significance of different environmental impacts.
Common mistake
Misinterpreting LCA Data
Students often confuse the numerical values in life cycle assessment (LCA) data with qualitative descriptions, leading to incorrect conclusions about environmental impacts.
Focus on understanding both the numerical data and the qualitative aspects of LCA. Practice translating between graphical and numerical forms to improve interpretation skills.
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