Question detail
How can climate change affect ecosystems?
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. By altering habitats and food availability
- B. By increasing the number of species
- C. By reducing the amount of sunlight
- D. By stabilizing weather patterns
Answer
The correct option is By altering habitats and food availability. This answer is correct because it matches the approved learning objective to explain why climate change can affect ecosystems, agriculture and human communities in the subtopic Global climate change.
Explanation
The correct option is By altering habitats and food availability. By altering habitats and food availability is correct because it directly supports the approved learning objective to explain why climate change can affect ecosystems, agriculture and human communities. This belongs to the subtopic Global climate change within Carbon dioxide and methane as greenhouse gases, 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 Global climate change.
Common mistake
Impact of Climate Change
Students often state that climate change only affects weather patterns without considering its broader impacts.
Emphasize that climate change can also affect ecosystems, agriculture, and human communities, leading to changes in biodiversity, food security, and human health.
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