unit 2 quiz 2 review - megonigal's 8th grade science · unit 2 quiz 2 review part 1:...

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Unit 2 Quiz 2 Review Part 1: Vocabulary 1. Biodiversity __________________________________________________________________________ __________________________________________________________________________ 2. Ecosystem services __________________________________________________________________________ __________________________________________________________________________ 3. Extinction __________________________________________________________________________ __________________________________________________________________________ 4. Biological hotspot __________________________________________________________________________ __________________________________________________________________________ 5. Invasive species __________________________________________________________________________ __________________________________________________________________________ 6. Over-harvesting __________________________________________________________________________ __________________________________________________________________________ 7. Climate change __________________________________________________________________________ __________________________________________________________________________ 8. Sustainable usage means to use the components of biodiversity in a way and at a rate that does not lead to the long-term decline of biodiversity so that we have enough to meet the needs of future generations._____________ 9. Sustainability rests on the principle that we must meet the needs of the present without compromising the ability of future generations to meet their own needs. ________________________________________________ 10. Nature preserve __________________________________________________________________________ __________________________________________________________________________

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Page 1: UNIT 2 QUIZ 2 Review - MEGONIGAL'S 8TH GRADE SCIENCE · Unit 2 Quiz 2 Review Part 1: Vocabulary 1. Biodiversity _____ _____ 2

Unit2Quiz2ReviewPart1:Vocabulary

1. Biodiversity____________________________________________________________________________________________________________________________________________________

2. Ecosystemservices____________________________________________________________________________________________________________________________________________________

3. Extinction____________________________________________________________________________________________________________________________________________________

4. Biologicalhotspot____________________________________________________________________________________________________________________________________________________

5. Invasivespecies____________________________________________________________________________________________________________________________________________________

6. Over-harvesting____________________________________________________________________________________________________________________________________________________

7. Climatechange____________________________________________________________________________________________________________________________________________________

8. Sustainableusagemeanstousethecomponentsofbiodiversityinawayandataratethatdoesnotleadtothelong-termdeclineofbiodiversitysothatwehaveenoughtomeettheneedsoffuturegenerations._____________

9. Sustainabilityrestsontheprinciplethatwemustmeettheneedsofthepresentwithoutcompromisingtheabilityoffuturegenerationstomeettheirownneeds.________________________________________________10. Naturepreserve____________________________________________________________________________________________________________________________________________________

Page 2: UNIT 2 QUIZ 2 Review - MEGONIGAL'S 8TH GRADE SCIENCE · Unit 2 Quiz 2 Review Part 1: Vocabulary 1. Biodiversity _____ _____ 2

11. Conserve(Conservation)____________________________________________________________________________________________________________________________________________________

12. Preservation________________________________________________________________________________________________________________________________________________

13. EndangeredSpecies________________________________________________________________________________________________________________________________________________14. Watershed__________________________________________________________________________________________________________________________________________________________________________15. PointsourcePollution__________________________________________________________________________________________________________________________________________________________________________16. Non-pointsourcepollution__________________________________________________________________________________________________________________________________________________________________________

Part2:Pleaseanswerallquestionscompletely.Themoretimeyoutakeansweringthese,thebetteryouwilldoonyourbenchmark.

1. WhatarefiveecosystemserviceswegetfromtheChesapeakeBay?a. _____________________________________b. _____________________________________c. _____________________________________d. _____________________________________e. _____________________________________

2. Whyarebiologicalhotspotsimportant?________________________________________________________________________________________________________________________________________________

3. Circletheallthecausesofbiodiversitylosslistedbelow.pollutionhabitatlossinvasivespeciesclimatechangeover-harvestingspeciationgeneticdiversityecosystemdiversityhumanoverpopulation

Page 3: UNIT 2 QUIZ 2 Review - MEGONIGAL'S 8TH GRADE SCIENCE · Unit 2 Quiz 2 Review Part 1: Vocabulary 1. Biodiversity _____ _____ 2

4. Whyisbiodiversitylossaproblem?________________________________________________________________________________________________________________________________________________

5. Whataresomeexamplesofsustainableusage?________________________________________________________________________________________________________________________________________________6. Giveanexampleofpointsourcepollutionandexplainwhyitisanexample.________________________________________________________________________________________________________________________________________________7. Giveanexampleofnon-pointsourcepollutionandexplainwhyitisanexample.________________________________________________________________________________________________________________________________________________8. Reviewthediagramanddatatablebelow.InCERformat,explainwhichyear(s)thefrogpopulationis

mostlikelytoflourish.

Year Precipitation(cm)2010 102011 252012 902013 85

____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

Page 4: UNIT 2 QUIZ 2 Review - MEGONIGAL'S 8TH GRADE SCIENCE · Unit 2 Quiz 2 Review Part 1: Vocabulary 1. Biodiversity _____ _____ 2

9. Explainwhatallthelabelsbelowhaveincommon.Whywouldabusinesswanttheselabelsontheir

products?

________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________