Question detail
What does life cycle assessment (LCA) evaluate?
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. The cost of production of a product
- B. Environmental impacts over stages in a product's life
- C. The marketing strategy of a product
- D. The aesthetic appeal of a product
Answer
The correct option is Environmental impacts over stages in a product's life. This answer is correct because it matches the approved learning objective to describe extracting and processing raw materials as a stage in life cycle assessment in the subtopic Life cycle assessment.
Explanation
The correct option is Environmental impacts over stages in a product's life. Environmental impacts over stages in a product's life is correct because it directly supports the approved learning objective to describe extracting and processing raw materials as a stage in life cycle assessment. This belongs to the subtopic Life cycle assessment within Life cycle assessment and recycling, so the explanation must stay tied to that curriculum context. The other options are incorrect because they either do not answer this learning objective, use a vague statement, or move away from Life cycle assessment.
Common mistake
Confusing Stages of LCA
Students often confuse the extraction of raw materials with the processing stage in life cycle assessment.
To fix this, remember that extraction refers to obtaining raw materials from the environment, while processing involves transforming those raw materials into usable forms.
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