PALMTAG FINAL EXAM BIO 1 WITH
CORRECT ANSWERS
1. yIdentify yand ydescribe ythe ysteps yof ythe yscientific ymethod. yWhat yis ya
yhypothesis? y- ycorrect yanswers y-a. yScientific ymethod
i. yObserve
ii. yQuestion
iii. yTestable yhypothesis
iv. yTest ythe yhypothesis
v. yAnalyze ythe yresults
vi. yEvaluate yyour yhypothesis
yb. yhypothesis yis ya ybased yscience yemploys ythe yscientific ymethod yto yprovide
yexplanations yto your yquestions
3. yIdentify ythe ydifferent ylevels yof ybiological yorganization, yidentify yand ydescribe yan
yemergent yproperty yat yeach ylevel. y- ycorrect yanswers y-a. yAtom
b. yMolecules/compounds
,c. ymacromolecules
d. yorganelles
e. ycell-functional yunit yof ylife
f. ytissue- ysubstrucure yof yan yorgan
g. yorgan- ystructural ysystem yof yan yorganism
h. yorgan ysystem- yfunctional ysystem yof yan yorganism
i. yorganism- yone ysingle yindividual
j. ypopulation- ygroup yof yorganism
k. ycommunity-different yorganisms yliving ytogether
l. yecosystem- yeverything y( ytrees, ybugs)
m. yearth/biosphere y
o. yEMERGENT yPROPERTY- ymust ybe yarranged yin ya ycertain yway yto ywork
y(human ybody ynot yfunctional yif ynot yput ytogether yin ythe yright yway)
2. yHow ydo yeukaryotic ycells ydiffer yfrom yprokaryotic ycells, yhow yare ythey ysimilar,
ywhat ytype yof yorganisms yhave yprokaryotic ycells, ywhich yhave yeukaryotic ycells? y-
ycorrect yanswers y-a. yEukaryotic- yEUKARYA
i. yOne yor ymore ycells y(complex)
ii. yNucleus
iii. yOrganelles y
b. yProkaryotic- yBACTERIA, yARCHAEA
i. yNo ynucleus
ii. yunicelluar
4. yDescribe ydescent ywith ymodification, y(changes yin yancestry) ywhy yare ycells, yDNA,
ymutations, yand yreproductive ysuccess yimportant yto ythis yconcept? y- ycorrect
yanswers y-a. yCells- ycarry yDNA
b. yDNA-genetic ymakeup
c. yMutation- ycopying ythe yDNA ywrong y(change yin yDNA)
d. ySexual yreproduction- ymixing yof y2 yDNAs
e. yReproductive ysuccess- yallows ythe ymixing yof yDNA yand ymutations yto yboth
yfurther ythe yexistence yof ythe yorganism
5. yWhat yis ynatural yselection? yHow ydoes yit yrelate yto ythe ytheory yof yevolution? y-
ycorrect yanswers y-a. yNature ydetermining ywho yhas ythe yadvantage, yrealates yto
ytheory yof yevolution ybecause yit yis ya ytype yof yevolution. y( yliving ythings ychange
yover ytime)
6. yNatural yselection ydescribes yhow ythe yliving yand ynonliving ycomponents yof ythe
ynatural yenvironment yinfluence ythe ysuccess y(or ylack ythereof) yof ya ypopulation yof
yorganisms. yDescribe yhow yan yenvironment ycan ydictate ythe ysuccess yof ya
ypopulation yof yorganisms yand ydescribe ythe yrandom ychanges ythe yorganisms ycan
yundergo yto yimprove ytheir yability yto ysurvive yand yreproduce. y- ycorrect yanswers y-a.
yBeetle yexample-
i. yIf ythere yare y5 yblack ybeetles yand y2 yblue ybeetles yand ythe ybirds yonly yeat ythe
yblack yones ythe yblue yones yhave ya ybetter ychance yof ysurviving yand ypassing yon
, ytheir ygenes. yThis yis ya ymutation ythat yoccurred ythat yhelped ythe ybeetles ysurvive.
yThis yis ynatural yselection ybecause ythe yenvironment ypicks ywhat ybeetles yare yeaten
yand ywhich yones yare ynot. y
ii. yThis yhappened ybecause ythey yadapted yto ytheir yenvironment. yThey ycannot
ymake ythemselves ydo ythis, yit yhappens yover ytime.
7. yGenerally yspeaking, yidentify ythe yvarious ytypes yof yevidence yDarwin yobserved
ythat yled yhim ydescribe yto ydescribe ythe y"Origin yof ySpecies". y- ycorrect yanswers y-a.
yFossils
b. yDifferent yplaces yhad ydifferent yorganisms y( ylocation)
c. yEVIDENCE yAFTER yDEATH- ycarbon ydating
d. yNatural yselection yand ydecent ywith ymodification
1. yWhich ysubatomic yparticles yof yan yatom ymost ydirectly yinfluence yit's ychemical
ybehavior? y- ycorrect yanswers y-a. yProtons
b. yNeutrons
c. yelectrons
2. yWhich yfour yelements yrepresent ythe ygreatest yproportion yof ya yliving yorganism? y-
ycorrect yanswers y-a. yOxygen
b. yNitrogen
c. yCarbon
d. yHydrogen
3. yWhat ycharacteristic yof yan yelement ysets yit yapart yfrom ya ydifferent ytype yof
yatom? y- ycorrect yanswers y-a. yProtons ydetermine yclassifaction yand yproperties yof
yan yatom.
4. yWhat yare yisotopes? y- ycorrect yanswers y-a. yDiffer yin yneutrons, ystable yand
yradioactive
b. ySame ynumber yof yprotons, ydifferent ynumber yof yneutrons
5. yWhat yis ya yhydrogen ybond? yIs ya yhydrogen ybond yweaker yor ystronger ythan ya
ycovalent ybond? yIs yit yweaker yor ystronger ythan yan yionic ybond? y- ycorrect yanswers
y-a. yHydrogen ybonds yare ybonds ythat yhold y2 ydifferent ywater ymolecules ytogether
y( yweak) ythey ybond ybecause yof ypartial ycharges
b. yWeaker ythan ya ycovalent ybond
c. yHydrogen yis yweaker ythen yionic
d. yCovalent y> yionic y>hydrogen
6. yWhat yis ya ycovalent ybond? y- ycorrect yanswers y-a. yCovalent- ythe ysharing yof ya
ypair yof yvalance yelectrons
7. yWhat yis ythe ydifference ybetween ya ypolar yand ya ynonpolar ycovalent ybond? y-
ycorrect yanswers y-a. yPolar- ypartial ycharges
b. yNonpolar- yno ypartial ycharges y(no ycharges)
CORRECT ANSWERS
1. yIdentify yand ydescribe ythe ysteps yof ythe yscientific ymethod. yWhat yis ya
yhypothesis? y- ycorrect yanswers y-a. yScientific ymethod
i. yObserve
ii. yQuestion
iii. yTestable yhypothesis
iv. yTest ythe yhypothesis
v. yAnalyze ythe yresults
vi. yEvaluate yyour yhypothesis
yb. yhypothesis yis ya ybased yscience yemploys ythe yscientific ymethod yto yprovide
yexplanations yto your yquestions
3. yIdentify ythe ydifferent ylevels yof ybiological yorganization, yidentify yand ydescribe yan
yemergent yproperty yat yeach ylevel. y- ycorrect yanswers y-a. yAtom
b. yMolecules/compounds
,c. ymacromolecules
d. yorganelles
e. ycell-functional yunit yof ylife
f. ytissue- ysubstrucure yof yan yorgan
g. yorgan- ystructural ysystem yof yan yorganism
h. yorgan ysystem- yfunctional ysystem yof yan yorganism
i. yorganism- yone ysingle yindividual
j. ypopulation- ygroup yof yorganism
k. ycommunity-different yorganisms yliving ytogether
l. yecosystem- yeverything y( ytrees, ybugs)
m. yearth/biosphere y
o. yEMERGENT yPROPERTY- ymust ybe yarranged yin ya ycertain yway yto ywork
y(human ybody ynot yfunctional yif ynot yput ytogether yin ythe yright yway)
2. yHow ydo yeukaryotic ycells ydiffer yfrom yprokaryotic ycells, yhow yare ythey ysimilar,
ywhat ytype yof yorganisms yhave yprokaryotic ycells, ywhich yhave yeukaryotic ycells? y-
ycorrect yanswers y-a. yEukaryotic- yEUKARYA
i. yOne yor ymore ycells y(complex)
ii. yNucleus
iii. yOrganelles y
b. yProkaryotic- yBACTERIA, yARCHAEA
i. yNo ynucleus
ii. yunicelluar
4. yDescribe ydescent ywith ymodification, y(changes yin yancestry) ywhy yare ycells, yDNA,
ymutations, yand yreproductive ysuccess yimportant yto ythis yconcept? y- ycorrect
yanswers y-a. yCells- ycarry yDNA
b. yDNA-genetic ymakeup
c. yMutation- ycopying ythe yDNA ywrong y(change yin yDNA)
d. ySexual yreproduction- ymixing yof y2 yDNAs
e. yReproductive ysuccess- yallows ythe ymixing yof yDNA yand ymutations yto yboth
yfurther ythe yexistence yof ythe yorganism
5. yWhat yis ynatural yselection? yHow ydoes yit yrelate yto ythe ytheory yof yevolution? y-
ycorrect yanswers y-a. yNature ydetermining ywho yhas ythe yadvantage, yrealates yto
ytheory yof yevolution ybecause yit yis ya ytype yof yevolution. y( yliving ythings ychange
yover ytime)
6. yNatural yselection ydescribes yhow ythe yliving yand ynonliving ycomponents yof ythe
ynatural yenvironment yinfluence ythe ysuccess y(or ylack ythereof) yof ya ypopulation yof
yorganisms. yDescribe yhow yan yenvironment ycan ydictate ythe ysuccess yof ya
ypopulation yof yorganisms yand ydescribe ythe yrandom ychanges ythe yorganisms ycan
yundergo yto yimprove ytheir yability yto ysurvive yand yreproduce. y- ycorrect yanswers y-a.
yBeetle yexample-
i. yIf ythere yare y5 yblack ybeetles yand y2 yblue ybeetles yand ythe ybirds yonly yeat ythe
yblack yones ythe yblue yones yhave ya ybetter ychance yof ysurviving yand ypassing yon
, ytheir ygenes. yThis yis ya ymutation ythat yoccurred ythat yhelped ythe ybeetles ysurvive.
yThis yis ynatural yselection ybecause ythe yenvironment ypicks ywhat ybeetles yare yeaten
yand ywhich yones yare ynot. y
ii. yThis yhappened ybecause ythey yadapted yto ytheir yenvironment. yThey ycannot
ymake ythemselves ydo ythis, yit yhappens yover ytime.
7. yGenerally yspeaking, yidentify ythe yvarious ytypes yof yevidence yDarwin yobserved
ythat yled yhim ydescribe yto ydescribe ythe y"Origin yof ySpecies". y- ycorrect yanswers y-a.
yFossils
b. yDifferent yplaces yhad ydifferent yorganisms y( ylocation)
c. yEVIDENCE yAFTER yDEATH- ycarbon ydating
d. yNatural yselection yand ydecent ywith ymodification
1. yWhich ysubatomic yparticles yof yan yatom ymost ydirectly yinfluence yit's ychemical
ybehavior? y- ycorrect yanswers y-a. yProtons
b. yNeutrons
c. yelectrons
2. yWhich yfour yelements yrepresent ythe ygreatest yproportion yof ya yliving yorganism? y-
ycorrect yanswers y-a. yOxygen
b. yNitrogen
c. yCarbon
d. yHydrogen
3. yWhat ycharacteristic yof yan yelement ysets yit yapart yfrom ya ydifferent ytype yof
yatom? y- ycorrect yanswers y-a. yProtons ydetermine yclassifaction yand yproperties yof
yan yatom.
4. yWhat yare yisotopes? y- ycorrect yanswers y-a. yDiffer yin yneutrons, ystable yand
yradioactive
b. ySame ynumber yof yprotons, ydifferent ynumber yof yneutrons
5. yWhat yis ya yhydrogen ybond? yIs ya yhydrogen ybond yweaker yor ystronger ythan ya
ycovalent ybond? yIs yit yweaker yor ystronger ythan yan yionic ybond? y- ycorrect yanswers
y-a. yHydrogen ybonds yare ybonds ythat yhold y2 ydifferent ywater ymolecules ytogether
y( yweak) ythey ybond ybecause yof ypartial ycharges
b. yWeaker ythan ya ycovalent ybond
c. yHydrogen yis yweaker ythen yionic
d. yCovalent y> yionic y>hydrogen
6. yWhat yis ya ycovalent ybond? y- ycorrect yanswers y-a. yCovalent- ythe ysharing yof ya
ypair yof yvalance yelectrons
7. yWhat yis ythe ydifference ybetween ya ypolar yand ya ynonpolar ycovalent ybond? y-
ycorrect yanswers y-a. yPolar- ypartial ycharges
b. yNonpolar- yno ypartial ycharges y(no ycharges)
