108 "Partn I Writingan"Essa"!j
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Questions
7 "Asanexampleofhowa keystonepredatorlikethewolfkeepsa prey
populationhealthier,wehaveonlytolookatwhat'shappeninginWisconsin,"
saysWeiss."Chronicwastingdisease(CWD)indeerisanenormousproblemin
thesouthernpartofthestate,wheretherearenowolves.However,innorthern
Wisconsin,towhichwolveshavereturnedinrecentyears,CWDindeeris
unknown.Whilenostudieshavebeencompletedtoconfirmthisrelationship,
theevidenceonthegroundisextremelycompelling.
8 Plantlifealsogainswherethishigh-rankingcarnivoreisaround.Priorto
wolvesbeingreintroducedintoYellowstone,theungulates(hoovedmammals)had
iteasy.Withnohuntersorpredatorsaround,theycoulddoastheypleased-and
whatpleasedthemwashangingoutonriverbanks,browsingontheyoungwillow
andaspen.Butwithwolvesbackinthepicture,theelkandmoosehavehadto
movearounda lotmore;asa result,thecompromisedvegetationisflourishing
onceagain.
9 Thebeneficialimpactsofthischangearenumerous.Thewillowandaspen
cannowmature,therebycreatinghabitatformigratorysongbirds.Theincreased
vegetationreduceserosionandcoolstheriversandponds,thusmakingthem
morehospitabletofish.Beaversarebackbuildingdams.
10 Environmentalismisallaboutrelationships,andthetrickle-downeffects
...thatwolveshaveonotherspecies,andtheecosystemingeneral,is
significant.Itiseasytoseewhywolvesarecalledanumbrellaspecies:Anentire
weboflifeis protectedbytheexistenceofthistopcarnivore.Imaginewhatthe
ecologicalimpactwouldbeif wolveswereallowedtoreturntomoreoftheir
historicalhomeland.AbouttheIntroductionandConclusion- Thethesisstatementforthisessayisthelastsentenceofparagraph
a. 1.
b. 2.
c. 3.
d. Thereisnothesisstatement.
Hint:Rereadingtheconclusionwillhelpyouanswerthisquestion. - Theconclusionofthisessay
a. sUillillalizesthemainideas.
b. repeatsthethesisstatementindifferentwords.
AbouttheOrganization
3.Thisessayisa cause/effectessaythatdiscussesmainly
a. thecausesofthewolves'returntocertainareasoftheUnitedStates.
b. effectsofthereturnofwolvestocertainareasoftheUnitedStates.
c. boththecausesandtheeffects.- Thisessayusesblockorganizationtomakethree mainpointsaboutthe
returnofwolves.
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(2)
(3)