Question detail
Which gas is primarily released from landfill sites due to decomposition?
Try the question, check the answer, then read the explanation to understand the curriculum point.
At a glance
MCQ
Type
practice
Style
Topic
Carbon dioxide and methane as greenhouse gases
Question
- A. Carbon dioxide
- B. Ozone
- C. Methane
- D. Nitrous oxide
Answer
Methane
Explanation
Landfill sites produce methane as organic waste decomposes anaerobically.
Common mistake
Misunderstanding Methane Release
Students often think that landfill sites only produce carbon dioxide and do not realize that methane is also released during decomposition.
Emphasize that methane is produced as organic waste decomposes anaerobically in landfill sites, highlighting the role of decomposition in methane emissions.
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