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Name:_____________________________________________________Per.:______Date:__________________Assignment#:_____Biology:BiodiversityWSUsethereadingtohelpanswerthefollowingquestions:

1. NamefourmajorenvironmentaleffectsofhumanactivityontheEarth.___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

2. Whatisbiodiversity?_________________________________________________________________________________________________________________________________________________________________________________________________________

3. Whatimpactscanintroducedspecieshaveonecosystems?_______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

4. ThewaterhyacinthwasamajorweedinAustralianandoverseas’waterwaysuntilbiologicalcontrolwasused.Lookingatthephotobelow,whatimpactwouldthisweedhaveonbiodiversityinthewaterwaysitinfests?Inotherwords,howdoesitaffectotherspecies?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

5. Howcananativespeciesbecomeaweedorapest?____________________________________________________

___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________AremotevalleyintheOtwayshasbeenexploredbyhumansforthefirsttime,andithasbeenfoundtobehometoasmallpopulationofanewspeciesofpossum.Youhavebeenappointedtomanagethearea.Whatstrategieswillyouputinplacetoprotectthenewlydiscoveredspecies?______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

6. Writeanaccountdescribingtheworld’secosystemsin2050ifhumanactivitiescontinueastheyarenow.___________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

7. Lookatthemeadowsbelowandfilloutthetablesthatfollow.

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8. Whichmeadowhasgreaterbiodiversity,andwhy?__________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

NumberfoundinMeadowA

NumberfoundinMeadowB