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Test Bank - Campbell Biology in Focus, 2nd AP® Edition (Urry, 2017) Chapter 1-43 | All Chapters

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Test Bank - Campbell Biology in Focus, 2nd AP® Edition (Urry, 2017) Chapter 1-43 | All Chapters Test Bank - Campbell Biology in Focus, 2nd AP® Edition (Urry, 2017) Chapter 1-43 | All Chapters

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Institution
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Uploaded on
May 20, 2025
Number of pages
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Written in
2024/2025
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,CampbellwyBiologywyinwyFocus,wy2ewy(Urry)wy
Chapterwy2w y ThewyChemicalwyContextwyofw
yLife


2.1 Multiple-ChoicewyQuestions

1) Aboutwy20-
25%wyofwythewy92wynaturalwyelementswyarewyknownwytowybewyessentialwytowylife.wyWhichwyf
ourwyofwythesewyelementswymakewyupwyapproximatelywy96%wyofwylivingwymatter?
A) carbon,wysodium,wyhydrogen,wynitrogen
B) carbon,wyoxygen,wyphosphorus,wyhydrogen
C) oxygen,wyhydrogen,wycalcium,wynitrogen
D) carbon,wyhydrogen,wynitrogen,wyoxygen
E) carbon,wyoxygen,wynitrogen,wycalc
iumwyAnswer:w y D
Topic:w y Conceptwy2.1
Skill:w y Knowledge/Comprehension
wyLearningwyOutcome:w y 2.1


2) Tracewyelementswyarewythosewyrequiredwybywyanwyorganismwyinwyonlywyminutewyquantitie
s.wyWhichwyofwythewyfollowingwyiswyawytracewyelementwythatwyiswyrequiredwybywyhumanswya
ndwyotherwyvertebrates?
A) nitrogen
B) calcium
C) iodine
D) sodium
E) phosphorus
wyAnswer:w y
C
Topic:w y Conceptwy2.1
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.1


3) Tracewyelementswyarewythosewyrequiredwybywyanwyorganismwyinwyonlywyminutewyquantitie
s.wyWhichwyofwythewyfollowingwyiswyawytracewyelementwythatwyiswyrequiredwybywyallwyorgani
sms?
A) iron
B) calcium
C) iodine
D) sodium
E) potassium
wyAnswer:w
yA
Topic:w y Conceptwy2.1
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.1



1
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,4) Whichwyofwythewyfollowingwyiswyprimarilywyresponsiblewyforwythewyuniquewychemicalwypr
opertieswyofwyeachwyelement?
A) Eachwyelementwyhaswyawyuniquewyatomicwymass.
B) Eachwyelementwyhaswyawyuniquewyatomicwynumber.
C) Eachwyelementwyhaswyawyuniquewynumberwyofwyprotons.
D) Eachwyelementwyhaswyawyuniquewynumberwyofwyneutrons.
E) Eachwyelementwyhaswyuniquewyradioactivewypro
perties.wyAnswer:w y C
Topic:w y Conceptwy2.2
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.2


5) Fromwythewyatomicwymass,wyonewycanwydeducewythewynumberwyofwy
inwyeachwyatomwyofwyanwyele
ment.
A) protons
B) neutrons
C) electrons
D) protonswypluswyelectrons
E) protonswypluswyneutro
nswyAnswer:w y E
Topic:w y Conceptwy2.2
Skill:w y Application/AnalysiswyLear
ningwyOutcome:w y 2.2

6) Inwywhatwywaywyarewyelementswyinwythewysamewycolumnwyofwythewyperiodicwytablewythewysam
e?
A) Theywyhavewythewysamewynumberwyofwyprotons.
B) Theywyhavewythewysamewynumberwyofwyneutrons.
C) Theywyhavewythewysamewynumberwyofwyelectrons.
D) Theywyhavewythewysamewynumberwyofwyelectronswyinwytheirwyvalencewyshell.
E) Theywyhavewythewysamewynumberwyofwyelectro
nwyshells.wyAnswer:w y D
Topic:w y Conceptwy2.2
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.2


7) Inwywhatwywaywyarewyelementswyinwythewysamewyrowwyofwythewyperiodicwytablewythewysame?
A) Theywyhavewythewysamewynumberwyofwyprotons.
B) Theywyhavewythewysamewynumberwyofwyneutrons.
C) Theywyhavewythewysamewynumberwyofwyelectrons.
D) Theywyhavewythewysamewynumberwyofwyelectronswyinwytheirwyvalencewyshell.
E) Theywyhavewythewysamewynumberwyofwyelectro
nwyshells.wyAnswer:w y E
Topic:w y Conceptwy2.2
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.2


2
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, 8) Thewynucleuswyofwyawynitrogenwyatomwycontainswy7wyneutronswyandwy7wyprotons.wyWhichwyof
wythewyfollowingwyiswyawycorrectwystatementwyconcerningwynitrogen?
A) Thewynitrogenwyatomwyhaswyawymasswynumberwyofwy7wyandwyanwyatomicwynumberwyofwy14.
B) Thewynitrogenwyatomwyhaswyawymasswynumberwyofwy14wyandwyanwyatomicwynumberwyofwy7.
C) Thewynitrogenwyatomwyhaswyawymasswynumberwyofwy14wyandwyanwyatomicwynumberwyofwy14.
D) Thewynitrogenwyatomwyhaswyawymasswynumberwyofwy7wyandwyanwyatomicwynumberwyofwy21.
E) Thewynitrogenwyatomwyhaswyawymasswynumberwyofwy14wyandwyanwyatomi
cwynumberwyofwy21.wyAnswer:w y B
Topic:w y Conceptwy2.2
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.2


9) Forwyelementswyinwythewyfirstwythreewyrowswyofwythewyperiodicwytable,wythewypositionwyofwyan
wyelementwyinwythewyrowwyindicateswywhichwyofwythewyfollowing?
A) thewytotalwynumberwyofwyelectronswyinwythewyelement
B) thewytotalwynumberwyofwyprotonswyinwythewyelement
C) thewytotalwynumberwyofwyneutronswyinwythewyelement
D) thewynumberwyofwyelectronwyorbitalswyinwythewyelement
E) thewynumberwyofwyelectronswyinwythewyvale
ncewyshellwyAnswer:w y E
Topic:w y Conceptwy2.2
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.2


10) Thewychemicalwybehaviorwyofwyanwyatomwydependswyprimarilywyuponwywhichwyofwythewyfollo
wing?
A) thewynumberwyofwyneutronswyinwythewynucleus
B) thewynumberwyofwyprotonswyinwythewynucleus
C) thewynumberwyofwyelectronswyinwythewyvalencewyshell
D) thewytotalwynumberwyofwyelectronswycontainedwybywythewyatom
E) thewynumberwyofwyelectronwyshellswycontainedwybyw
ythewyatomwyAnswer:w y C
Topic:w y Conceptwy2.2
Skill:wy Knowledge/Comprehension
wyLearningwyOutcome:w y 2.2




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