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Many environmental problems have become global in nature. （ ） A:对 B:错 答案: 对Sustainable development is development to meet the present needs without sacrificing the needs of future generations （ ） A:错 B:对 答案: 对
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Ecosystem is a region in which the organisms and the physical environment form a (an) ____ unit. （ ）
A:interacting
B:physical
C:symbiotic
D:harmonized
答案: interacting
Wilderness is the area with____ human influence. ( )
A:minimal
B:much
C:maximal
D:many
答案: minimal
Environmental science is an(a)____ field that includes both scientific and social aspects of human impact on the world. ( )
A:traditional
B:independent
C:interdisciplinary
D:important
答案: interdisciplinary
Environmental issues do not necessarily coincide with artificial political boundaries. （ ）
A:对
B:错
答案: 对
Environment is everything that affects an organism during its lifetime. （ ）
A:错
B:对
答案: 对
Environmental science is an interrelated area of study that includes both applied and theoretical aspects of human impact on the world. （ ）
A:错
B:对
答案: 对
Many environmental problems have become global in nature. （ ）
A:对
B:错
答案: 对
Sustainable development is development to meet the present needs without sacrificing the needs of future generations （ ）
A:错
B:对
答案: 对
Risk is the ____ that a condition or action will lead to an injury, damage, or loss. ( )
A:chance
B:probability
C:possibility
D:consequence
答案: probability
Risk assessment is the use of ____ to estimate the probability of harm to human health or the environment. ( )
A:measurements and analyses
B:models and equations
C:theories and technologies
D:facts and assumptions
答案: facts and assumptions
Renewable resources include___. ( )
A:fossil fuels
B:Soil
C:water
D:vegetation,
答案: Soil
,water
,vegetation,
Risk management is a decision-making process of weighing policy alternatives and selecting the most appropriate regulatory action. （ ）
A:错
B:对
答案: 对
Negligible risk is the zero risk. （ ）
A:错
B:对
答案: 错
Life cycle analysis is the process of assessing the environmental effects associated with the production, use, reuse, and disposal of a product over its entire useful life. （ ）
A:对
B:错
答案: 对
Air pollution, water pollution, plant and animal extinctions, depletion of a resource are all example of the environmental costs of resource exploitation. （ ）
A:对
B:错
答案: 对
Cost-benefit analysis is an unformal process f to determine whether a policy generates more social costs than social benefits. （ ）
A:错
B:对
答案: 错
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