UNIT 3 STUDY GUIDE QUESTIONS
AND ANSWERS
Who 8xbecame 8xan 8xambassador 8xfor 8xthe 8xtrees 8xand 8xtraveled 8xwith 8xforest
8xhandbooks 8xall 8xover? 8x- 8xTreetop 8xBarbie
How 8xdo 8xplants 8xthat 8xgrow 8xon 8xthe 8xtrees 8xget 8xtheir 8xnutrients? 8xThe
8xspeaker 8xhas 8xa 8xunique 8xfamily, 8xthey 8xall 8xhave 8x_______ 8xnamed 8xafter
8xthem. 8x- 8xAnts
Many 8xinteracting 8xspecies 8xthat 8xlive 8xin 8xthe 8xsame 8xarea 8x- 8xcommunity
Community 8xand 8xthe 8xabiotic 8xmaterial 8xwith 8xwhich 8xits 8xmembers 8xinteract 8x-
8xecosystems
Specific 8xenvironment 8xin 8xwhich 8xan 8xorganism 8xlives 8x- 8xhabitat
Number 8xof 8xindividuals 8xwithin 8xa 8xpopulation 8xper 8xunit 8xarea 8x- 8xpopulation
8xdensity
The 8xprocess 8xby 8xwhich 8xunrelated 8xspecies 8xacquire 8xsimilar 8xtraits 8x-
8xconvergent 8xevolution
Species 8xoccurring 8xin 8xonly 8xone 8xarea 8x- 8xendemic
A 8xgroup 8xof 8xindividuals 8xof 8xa 8xspecies 8xthat 8xlive 8xin 8xa 8xparticular 8xarea 8x-
8xpopulation
Extinction 8xis 8x________. 8x- 8xa 8xnatural 8xprocess
Which 8xof 8xthe 8xfollowing 8xis 8xtrue? 8x- 8xSpecies 8xon 8xEarth 8xtoday 8xare 8xjust 8xa
8xfraction 8xof 8xall 8xspecies 8xthat 8xever 8xlived.
A 8xpopulation 8xis 8x________. 8x- 8xa 8xgroup 8xof 8xindividuals 8xof 8xa 8xsingle
8xspecies 8xthat 8xlive 8xand 8xinteract 8xin 8xone 8xarea
Endemic 8xspecies 8x________. 8x- 8xare 8xfound 8xonly 8xin 8xone 8xplace 8xon 8xthe
8xplanet
Mutation 8xand 8x________ 8xare 8xthe 8xkey 8xmechanisms 8xthat 8xgenerate 8xand
8xmaintain 8xgenetic 8xvariation 8xamong 8xindividuals 8xin 8xmost 8xpopulations. 8x-
8xsexual 8xreproduction
Heavy 8xrains 8xand 8xmudslides 8xcause 8xa 8xriver 8xto 8xchange 8xcourse, 8xisolating
8xtwo 8xgroups 8xof 8xlizards 8xfrom 8xone 8xanother. 8xIf 8xthey 8xremain 8xisolated 8xfor
, 8xa 8xlong 8xperiod 8xof 8xtime, 8x________. 8x- 8xthe 8xgroups 8xwill 8xprobably 8xdiverge
8xgenetically, 8xand 8xspeciation 8xmay 8xoccur
Dog 8xbreeds 8xare 8xa 8xclassic 8xexample 8xof 8xartificial 8xselection. 8xWhich 8xof 8xthe
8xfollowing 8xis 8xanother 8xexample 8xof 8xartificial 8xselection? 8x- 8xbreeding 8xwild
8xcabbage 8xto 8xcreate 8xbroccoli 8xand 8xcauliflower
You 8xare 8xan 8xecologist 8xresearching 8xdivergent 8xevolution 8xon 8xthe 8xGalápagos
8xIslands. 8xWhich 8xof 8xthe 8xfollowing 8xmight 8xyou 8xbe 8xstudying? 8x- 8xthe
8xprocesses 8xby 8xwhich 8xthe 8xvarious 8xspecies 8xof 8xfinches 8xon 8xthe 8xislands
8xdiverged 8xfrom 8xa 8xcommon 8xancestor
Which 8xof 8xthe 8xfollowing 8xis 8xan 8xexample 8xof 8xan 8xecosystem?
a 8xcolony 8xof 8xleafcutter 8xants, 8xthe 8xleaves 8xthey 8xharvest, 8xthe 8xfungi 8xthat
8xthey 8xcultivate 8xand 8xtend 8xto, 8xand 8xthe 8xsoil 8xnutrients 8xand 8xmoisture
8xneeded 8xfor 8xtheir 8xgarden
a 8xcolony 8xof 8xleafcutter 8xants 8xliving 8xin 8xa 8xforest
a 8xcolony 8xof 8xleafcutter 8xants, 8xthe 8xleaves 8xthey 8xharvest, 8xand 8xthe 8xfungi
8xthat 8xthey 8xcultivate 8xand 8xtend 8xto
a 8xcolony 8xof 8xleafcutter 8xants 8xand 8xthe 8xleaves 8xthey 8xharvest 8xfor 8xtheir
8xfungal 8xgarden
These 8xare 8xall 8xexamples 8xof 8xecosystems. 8x- 8xThese 8xare 8xall 8xexamples 8xof
8xecosystems.
Which 8xof 8xthe 8xfollowing 8xdescriptions 8xof 8xa 8xhummingbird 8xbest 8xdescribes 8xits
8xniche? 8x- 8xis 8xa 8xnectivore
A 8xcoyote 8xcan 8xalter 8xits 8xdiet 8xto 8xmatch 8xseasonal 8xabundance 8xof 8xplants,
8xfruits, 8xor 8xsmall 8xanimals 8xand 8xwould 8xtherefore 8xbe 8xconsidered 8x________.
8x- 8xa 8xgeneralist
A 8xniche 8xspecialist 8xis 8x________. 8x- 8xmore 8xlikely 8xto 8xgo 8xextinct 8xthan 8xa
8xniche 8xgeneralist
High 8xpopulation 8xdensity 8xcan 8x________. 8x- 8xincrease 8xthe 8xincidence 8xof
8xdisease 8xtransmission
Unregulated 8xpopulations 8xtend 8xto 8xincrease 8xby 8x________. 8x- 8xexponential
8xgrowth
The 8xcarrying 8xcapacity 8xis 8xthe 8x________. 8x- 8xmaximum 8xsustainable
8xpopulation 8xthat 8xa 8xgiven 8xenvironment 8xcan 8xsupport
Which 8xof 8xthe 8xfollowing 8xscenarios 8xbest 8xdescribes 8xa 8xdensity-dependent
8xfactor 8xlimiting 8xpopulation 8xgrowth? 8x- 8xA 8xparticularly 8xdry 8xsummer 8xshrinks
AND ANSWERS
Who 8xbecame 8xan 8xambassador 8xfor 8xthe 8xtrees 8xand 8xtraveled 8xwith 8xforest
8xhandbooks 8xall 8xover? 8x- 8xTreetop 8xBarbie
How 8xdo 8xplants 8xthat 8xgrow 8xon 8xthe 8xtrees 8xget 8xtheir 8xnutrients? 8xThe
8xspeaker 8xhas 8xa 8xunique 8xfamily, 8xthey 8xall 8xhave 8x_______ 8xnamed 8xafter
8xthem. 8x- 8xAnts
Many 8xinteracting 8xspecies 8xthat 8xlive 8xin 8xthe 8xsame 8xarea 8x- 8xcommunity
Community 8xand 8xthe 8xabiotic 8xmaterial 8xwith 8xwhich 8xits 8xmembers 8xinteract 8x-
8xecosystems
Specific 8xenvironment 8xin 8xwhich 8xan 8xorganism 8xlives 8x- 8xhabitat
Number 8xof 8xindividuals 8xwithin 8xa 8xpopulation 8xper 8xunit 8xarea 8x- 8xpopulation
8xdensity
The 8xprocess 8xby 8xwhich 8xunrelated 8xspecies 8xacquire 8xsimilar 8xtraits 8x-
8xconvergent 8xevolution
Species 8xoccurring 8xin 8xonly 8xone 8xarea 8x- 8xendemic
A 8xgroup 8xof 8xindividuals 8xof 8xa 8xspecies 8xthat 8xlive 8xin 8xa 8xparticular 8xarea 8x-
8xpopulation
Extinction 8xis 8x________. 8x- 8xa 8xnatural 8xprocess
Which 8xof 8xthe 8xfollowing 8xis 8xtrue? 8x- 8xSpecies 8xon 8xEarth 8xtoday 8xare 8xjust 8xa
8xfraction 8xof 8xall 8xspecies 8xthat 8xever 8xlived.
A 8xpopulation 8xis 8x________. 8x- 8xa 8xgroup 8xof 8xindividuals 8xof 8xa 8xsingle
8xspecies 8xthat 8xlive 8xand 8xinteract 8xin 8xone 8xarea
Endemic 8xspecies 8x________. 8x- 8xare 8xfound 8xonly 8xin 8xone 8xplace 8xon 8xthe
8xplanet
Mutation 8xand 8x________ 8xare 8xthe 8xkey 8xmechanisms 8xthat 8xgenerate 8xand
8xmaintain 8xgenetic 8xvariation 8xamong 8xindividuals 8xin 8xmost 8xpopulations. 8x-
8xsexual 8xreproduction
Heavy 8xrains 8xand 8xmudslides 8xcause 8xa 8xriver 8xto 8xchange 8xcourse, 8xisolating
8xtwo 8xgroups 8xof 8xlizards 8xfrom 8xone 8xanother. 8xIf 8xthey 8xremain 8xisolated 8xfor
, 8xa 8xlong 8xperiod 8xof 8xtime, 8x________. 8x- 8xthe 8xgroups 8xwill 8xprobably 8xdiverge
8xgenetically, 8xand 8xspeciation 8xmay 8xoccur
Dog 8xbreeds 8xare 8xa 8xclassic 8xexample 8xof 8xartificial 8xselection. 8xWhich 8xof 8xthe
8xfollowing 8xis 8xanother 8xexample 8xof 8xartificial 8xselection? 8x- 8xbreeding 8xwild
8xcabbage 8xto 8xcreate 8xbroccoli 8xand 8xcauliflower
You 8xare 8xan 8xecologist 8xresearching 8xdivergent 8xevolution 8xon 8xthe 8xGalápagos
8xIslands. 8xWhich 8xof 8xthe 8xfollowing 8xmight 8xyou 8xbe 8xstudying? 8x- 8xthe
8xprocesses 8xby 8xwhich 8xthe 8xvarious 8xspecies 8xof 8xfinches 8xon 8xthe 8xislands
8xdiverged 8xfrom 8xa 8xcommon 8xancestor
Which 8xof 8xthe 8xfollowing 8xis 8xan 8xexample 8xof 8xan 8xecosystem?
a 8xcolony 8xof 8xleafcutter 8xants, 8xthe 8xleaves 8xthey 8xharvest, 8xthe 8xfungi 8xthat
8xthey 8xcultivate 8xand 8xtend 8xto, 8xand 8xthe 8xsoil 8xnutrients 8xand 8xmoisture
8xneeded 8xfor 8xtheir 8xgarden
a 8xcolony 8xof 8xleafcutter 8xants 8xliving 8xin 8xa 8xforest
a 8xcolony 8xof 8xleafcutter 8xants, 8xthe 8xleaves 8xthey 8xharvest, 8xand 8xthe 8xfungi
8xthat 8xthey 8xcultivate 8xand 8xtend 8xto
a 8xcolony 8xof 8xleafcutter 8xants 8xand 8xthe 8xleaves 8xthey 8xharvest 8xfor 8xtheir
8xfungal 8xgarden
These 8xare 8xall 8xexamples 8xof 8xecosystems. 8x- 8xThese 8xare 8xall 8xexamples 8xof
8xecosystems.
Which 8xof 8xthe 8xfollowing 8xdescriptions 8xof 8xa 8xhummingbird 8xbest 8xdescribes 8xits
8xniche? 8x- 8xis 8xa 8xnectivore
A 8xcoyote 8xcan 8xalter 8xits 8xdiet 8xto 8xmatch 8xseasonal 8xabundance 8xof 8xplants,
8xfruits, 8xor 8xsmall 8xanimals 8xand 8xwould 8xtherefore 8xbe 8xconsidered 8x________.
8x- 8xa 8xgeneralist
A 8xniche 8xspecialist 8xis 8x________. 8x- 8xmore 8xlikely 8xto 8xgo 8xextinct 8xthan 8xa
8xniche 8xgeneralist
High 8xpopulation 8xdensity 8xcan 8x________. 8x- 8xincrease 8xthe 8xincidence 8xof
8xdisease 8xtransmission
Unregulated 8xpopulations 8xtend 8xto 8xincrease 8xby 8x________. 8x- 8xexponential
8xgrowth
The 8xcarrying 8xcapacity 8xis 8xthe 8x________. 8x- 8xmaximum 8xsustainable
8xpopulation 8xthat 8xa 8xgiven 8xenvironment 8xcan 8xsupport
Which 8xof 8xthe 8xfollowing 8xscenarios 8xbest 8xdescribes 8xa 8xdensity-dependent
8xfactor 8xlimiting 8xpopulation 8xgrowth? 8x- 8xA 8xparticularly 8xdry 8xsummer 8xshrinks
