Bio 220 gcu - Study guides, Class notes & Summaries

Abiotic Factors - Answer-The physical factors such as soil, rock, temperature, moisture, sunlight. Aldo Leopold - Answer-Pinchot's student; wrote "The Land Ethic" and said "we abuse land because we regard it as a commodity belonging to us" Allopatric Speciation - Answer-The new population evolves independently of the first, creating a new species. Anthropocentric - Answer-The belief the humans hold a special place in nature, decisions are based around human needs and interests. Benth...

BIO-220 GCU Final, Questions and answers, 100% Accurate. VERIFIED. Hydrologic Cycle - -Water evaporates from moist surfaces, falls as rain or snow, passes through living organisms and returns to the oceans. How much water evaporates each year from the world's oceans? - -500,000km Three principal factors controlling global water deficits and surpluses: - -Global atmospheric circulation, proximity to water sources, and topography. Rain Shadow Effect - -Cool, dry air descends from th...

BIO 220 Exam 1 Study Guide GCU questions and answers

abiotic factors - Nonliving components of environment. abundance - total number of organisms in a community allopatric speciation - The formation of new species in populations that are geographically isolated from one another. anthropocentric worldview - A worldview that focuses on human welfare and well-being. biocentric worldview - A worldview that considers human beings to be just one of many species on Earth, all of which have equal intrinsic value. Biomes - large area that has a part...

3 major rock classifications - igneous, sedimentary, metamorphic anthropogenic cause - human caused climate change benefits for drugs and medicine - more than half of all modern medicines contain some natural product from a wild species Benefits of biodiversity in food - wild plants could provide new sources of food or more genetic diversity for existing crops biodiversity hotspots - tropical rainforests and coral reefs Biopiracy - Resources often extracted without compensation Bushmeat ...

Quiz #3 BIO-220 GCU population dynamics - ANSWER-Which term describes the study of how characteristics of a population change in response to altering environmental conditions? Overpopulation can cause... - ANSWER-All of the Above (Spreading of diseases, Deforestation impacts, Water shortages) Safe concentration levels of any given substance depend on... - ANSWER-All of the Above (Exposure rate, Individual's overall health, Individual's age) The effects of toxic chemicals ar...

GCU BIO 220 Topic 1 Practice Questions and Answers (100% Pass)

BIO-220 GCU Final Questions And Answers

Environmental Science - correct answer the systematic study of our environment and our proper place in it Interdisciplinary Enviromental Science - correct answer Natural Sciences, Social Sciences, Humanities Scientific Method - correct answer identify question, form hypothesis, collect date to test hypothesis, interpret results, report for peer review, publish findings ecological footprint - correct answer the impact of a person or community on the environment, expressed as the amount of la...

2 most important organic chemical sources: - 1. Improper disposal of industrial and household wastes. 2. Runoff of pesticides from fields, roadsides, golf courses, and lawns. Aquifers - Porous layers of sand, gravel, or rock lying below the water table. Artesian - Pressurized aquifer intersects the surface (water flows without pumping). Atmospheric Deposition - Contaminants carried by air currents and precipitated into watersheds or directly onto surface waters as rain, snow, or dry partic...