Biology
C
101
g
TeHAPTER 3
st Bank g
Water and Life
g g
,Chapter 3 Water
g g g
and Life
g
,1. Ingagsinglegmoleculegofgwater,gtwoghydrogengatomsgar
egbondedgtogagsinglegoxygengatomgby?
A. hydrogengbonds.
B. nonpolargcovalentgbonds.
C. polargcovalentgbonds.
D. ionicgbonds.
E. vangdergWaalsginteractions.
2. Ingaggroupgofgwatergmolecules,ghydrogengbondsgfor
mgbetween?
A. thegoxygengatomsgingdifferentgwatergmolecules
B. Twoghydrogengatomsgingdifferentgwatergmolecules
C. thegoxygengatomgingonegwatergmoleculegandg
aghydrogengatomginganothergwatergmolecule
D. theghydrogengatomsgingagsinglegwatergmolecule
E. NonegofgtheglistedgresponsesgisgCorrect
3. LifegongEarthgisgdependentgongallgthegpropertiesgofgwate
rgasgwellgasgthegabundancegofgwater.gWhichgpropertygof
gwatergisgprobablygmostgimportantgforgthegfunctioninggo
fgorganismsgatgthegmolecularglevel?
A.ghighgspecificgheat
B.gcohesiongandghighgsurfacegtensio
ngC.g versatilityg g asg g ag g solvent
g D.gexpansiongupongfreezing
E.ghighgheatgofgvaporization
4. Somegsubstances,gsuchgasgoilgandggasoline,gwillgno
tgdissolvegingwatergbecause?
A. oilgandggasolinegaregorganicgcompounds,
B. theirgmoleculesghavegnogchargesgorgpartialgchargesgt
ogwhichgwatergmoleculesgcangadhere
C. theirgelectronsgaregsogstablegthatgtheygdognotgexchang
egatomsgwithgwatergmolecules
D. theygdognotgionize
E. theirgmoleculesgaregsoglarge
7
, 5. Thegpartialgchargesgongagwatergmoleculegoccurgbecaus
egof?
A. widespreadgionization
B. thegunequalgsharinggofgelectronsgbetweengtheghydro
gengandgthegoxygengatomsgofgagwatergmolecule
C. theghighgelectronegativitygofghydrogen
D. covalentgbonding
E. thegachievementgofgagstablegconfigurationgbygonegatomgofg
agbondgbutgnotgbygthegothergpartner
6. Watergmoleculesghaveg
thangmoleculesgofgsimila
g
rgsize,gsuchgasgammoniagandgmethane,greflectinggitsgc
apacitygtogabsorbglargegamountsgofgheat.
A. lessgsurfacegtension
B. aghighergboilinggpoint
C. ag g lowerg g capacityg g forg g formingg
D.glowergspecificgheatghydrogengbonds
E.gaglowergmeltinggpoint
7. Mostgofgwater'sguniquegfeaturesg(forgexample,gitsgversa
tilitygasgagsolvent,gabilitygtogmoderategtemperature,gand
gcohesivegbehavior)gresultgfromgthegfactgthat?
A. hydrogengisgthegonlygelementgwithoutganygneutrons.
B. oxygengattractsgelectronsgmoregthanghydrogengdoes.
C. oxygenghasgonlygonegstablegisotope,gbutghydrogengha
sgthree.
D. oxygenghasgtwogunfilledgelectrongshells.
E. MoregthangonegofgthegabovegisgCorrect.
8
C
101
g
TeHAPTER 3
st Bank g
Water and Life
g g
,Chapter 3 Water
g g g
and Life
g
,1. Ingagsinglegmoleculegofgwater,gtwoghydrogengatomsgar
egbondedgtogagsinglegoxygengatomgby?
A. hydrogengbonds.
B. nonpolargcovalentgbonds.
C. polargcovalentgbonds.
D. ionicgbonds.
E. vangdergWaalsginteractions.
2. Ingaggroupgofgwatergmolecules,ghydrogengbondsgfor
mgbetween?
A. thegoxygengatomsgingdifferentgwatergmolecules
B. Twoghydrogengatomsgingdifferentgwatergmolecules
C. thegoxygengatomgingonegwatergmoleculegandg
aghydrogengatomginganothergwatergmolecule
D. theghydrogengatomsgingagsinglegwatergmolecule
E. NonegofgtheglistedgresponsesgisgCorrect
3. LifegongEarthgisgdependentgongallgthegpropertiesgofgwate
rgasgwellgasgthegabundancegofgwater.gWhichgpropertygof
gwatergisgprobablygmostgimportantgforgthegfunctioninggo
fgorganismsgatgthegmolecularglevel?
A.ghighgspecificgheat
B.gcohesiongandghighgsurfacegtensio
ngC.g versatilityg g asg g ag g solvent
g D.gexpansiongupongfreezing
E.ghighgheatgofgvaporization
4. Somegsubstances,gsuchgasgoilgandggasoline,gwillgno
tgdissolvegingwatergbecause?
A. oilgandggasolinegaregorganicgcompounds,
B. theirgmoleculesghavegnogchargesgorgpartialgchargesgt
ogwhichgwatergmoleculesgcangadhere
C. theirgelectronsgaregsogstablegthatgtheygdognotgexchang
egatomsgwithgwatergmolecules
D. theygdognotgionize
E. theirgmoleculesgaregsoglarge
7
, 5. Thegpartialgchargesgongagwatergmoleculegoccurgbecaus
egof?
A. widespreadgionization
B. thegunequalgsharinggofgelectronsgbetweengtheghydro
gengandgthegoxygengatomsgofgagwatergmolecule
C. theghighgelectronegativitygofghydrogen
D. covalentgbonding
E. thegachievementgofgagstablegconfigurationgbygonegatomgofg
agbondgbutgnotgbygthegothergpartner
6. Watergmoleculesghaveg
thangmoleculesgofgsimila
g
rgsize,gsuchgasgammoniagandgmethane,greflectinggitsgc
apacitygtogabsorbglargegamountsgofgheat.
A. lessgsurfacegtension
B. aghighergboilinggpoint
C. ag g lowerg g capacityg g forg g formingg
D.glowergspecificgheatghydrogengbonds
E.gaglowergmeltinggpoint
7. Mostgofgwater'sguniquegfeaturesg(forgexample,gitsgversa
tilitygasgagsolvent,gabilitygtogmoderategtemperature,gand
gcohesivegbehavior)gresultgfromgthegfactgthat?
A. hydrogengisgthegonlygelementgwithoutganygneutrons.
B. oxygengattractsgelectronsgmoregthanghydrogengdoes.
C. oxygenghasgonlygonegstablegisotope,gbutghydrogengha
sgthree.
D. oxygenghasgtwogunfilledgelectrongshells.
E. MoregthangonegofgthegabovegisgCorrect.
8
