Details Title: AP test study questions Description: Questions to help prepare for the ap test Total Flash Cards: 25 Created: 05/03/2009 13:20:51		New Users: To study from this flashcard set, or to create your own your own study flash cards, REGISTER HERE. Existing Users: CLICK HERE. Additional Environmental Studies Flashcards
Cards in this set: Term Illustrate Definition To explain with examples Term Enumerate Definition To name one at a time Term Trace Definition to tell the history of development Term compare Definition to point out similarities Term contrast Definition to discuss the differences Term summarize Definition to give brief a description of the main points Term evaluate Definition to discuss the merits of Term justify Definition to give reasons for Term critique Definition to summarize and evaluate Term Apply Definition to put into action Term Analyze Definition to separate into parts or baskic principles Term criticize Definition to judge the merits and faults of Term explain Definition to make plaine; expound Term Human activity activity has completely altered, distrubed, or degraded __% of the earth's land surface. Definition 50% Term Presently, the earth is experiencing its ____ great mass___ event, caused by ____ activity. Definition sixth, extinction, human activity Term What percent of the animal and plant species in the us are vulnerable topremature extinction? Definition 33% Term Over __ % of the original wetlands have been destroyed by human activity (in the US) Definition 50% Term How many speciesare there on earth? Definition Probably 5-20 million Term How many species on earth have been identified? Definition About1.4-1.8 million Term Major causes of species extinction are... Definition Habitat distruction Introduction of non native species Climate change Illegal hunting Air, soil, and water pollution Term What three levels can extinction take place on? Definition Local Ecological Biological Term Local extinction means .. Definition A species is exinc in an area, but not world wide Term Ecological extinction means... Definition A specie's number have been reduced to the extent where they no longer play an ecological role Term Biological extinction Definition All members of the species are gone worldwide Term five catagories for scarcity classification Definition common, rare, threatned, endagered, extinct