第一章 单元测试

1、判断题:
Provide food for human is the indirect value of biodiversity.( )
选项:
A:错
B:对
答案: 【

2、判断题:
Waste treatment is the direct value of biodiversity. ( )
选项:
A:错
B:对
答案: 【

3、判断题:
Desertification is the development of desertlike areas, it is caused by loss of vegetation.( )
选项:
A:错
B:对
答案: 【

4、判断题:
Introduction of exotic Species may cause biodiversity loss。( )
选项:
A:错
B:对
答案: 【

5、判断题:
ecosystem diversity refers to a measure of the number of kinds of ecosystems present in an area.( )
选项:
A:对
B:错
答案: 【

第二章 单元测试

1、判断题:
Biomass energy is one nonrenewable energy source.( )
选项:
A:错
B:对
答案: 【

2、判断题:
Nuclear energy is renewable energy source.( )
选项:
A:对
B:错
答案: 【

3、判断题:
Underground mining of coal may cause subsidence.( )
选项:
A:对
B:错
答案: 【

4、判断题:
Resources are smaller than reserves.( )
选项:
A:错
B:对
答案: 【

5、判断题:
Surface mining of coal may cause landscape disturbance。( )
选项:
A:错
B:对
答案: 【

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