環(huán)境生態(tài)學(xué)試卷B參考答案

1、環(huán)境生態(tài)學(xué)試卷B參考答案題號(hào)一二三四五六七總分得分閱卷人復(fù)查人簽名：_ 核分人簽名：_得分評(píng)卷人審核人 一、 名詞解釋（每小題3分，共計(jì)30分）1. Environmental ecology：The study on the impacts of pollution and other stresses on ecosystem structure and function.2. Ecological extinction: A species has become so rare that it has essentially no role or impact on its ecosys

2、tem.3. Climate: The result of long-term weather patterns in a region4. Biodiversity: The variety and variability among living organisms and the ecological complexes in which they occur.5. Acid deposition：The combination of precipitation and dry particle fallout with a pH of 5.5 or less is called aci

3、d deposition.6. Biological evolution: A change in the gene pool of a species over the course of generations7. Gross primary production：The total amount of photosynthetic activity in producers is called8. Species: All the members of a specific kind of plant, animal, or microbe; a kind given by simila

4、rity of appearance and/or capacity for interbreeding and producing fertile offspring.9. Soil texture：The relative proportions of sand, silt, and clay in a given soil10. Food web: All food chains are interconnected and form a complex web of feeding relationships得分評(píng)卷人審核人 二、填空題（每空1分，共計(jì)40分）1. Greenhouse

5、 gases include: carbon dioxide_, water vapor, methane, nitrous oxide, CFCs_and other halocarbons.2. The intersections of the _natural world with the _social world and the cultural world encompass our environment.3. The scientific study of the atmosphere, both of weather and climate, is meteorology .4.The hydrologic Cycle consists of _evaporation, _condensation, _precipitation and gravitational_ flow.5. _temperature and _precipitation are among the most important determinants on biome distribution.6. We can analyze the global environment in terms of three system traits: openness, integr