青岛科技大学
第一章单元测试
- Provide food for human is the indirect value of biodiversity.（ ）
- Waste treatment is the direct value of biodiversity. （ ）
- Desertification is the development of desertlike areas, it is caused by loss of vegetation.（ ）
- Introduction of exotic Species may cause biodiversity loss。（ ）
- ecosystem diversity refers to a measure of the number of kinds of ecosystems present in an area.（ ）
A:错 B:对
答案:错
A:错 B:对
答案:错
A:错 B:对
答案:对
A:错 B:对
答案:对
A:对 B:错
答案:对
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