THE PRINCIPLES OF BIOLOGY EXAM 1 QUESTIONS WITH CORRECT ANSWERS

THE PRINCIPLES OF BIOLOGY EXAM 1
QUESTIONS WITH CORRECT ANSWERS
Whatsfaresfthesfthreesfdomainssfofsfallsflifesfonsfearth?sf-sfANS--1.sfBacteria
-Theysfaresfsinglesfcelled,sfmeaningsftheysfaresfprokaryoticsfcells
-Nosfnucleus


2.sfArchaeasf
-
Livesfinsfextremesfconditionssfandsfthatsfincludessfthesflevelsfofsfthesfoceansfwheresfsunlightsfissf
weak
-Theysfaresfsinglesfcelled,sfmeaningsftheysfaresfprokaryoticsfcells
-Nosfnucleus

3.sfEuKaryoticsf
-Theysfhavesfasfnucleus,sfmeaningsftheysfaresfmultisfcelled.sf
-AndsftheysfaresfbasicallysfthesfProtista,sfPlants,sfAnimals,sfandsfFungi

Whichsfdomainssfhavesfonlysfsingle-celledsfmicrobes?sf-sfANS--1.sfBacteria
2.sfArchaea

Whatsfdon'tsfthosesfcellssfhavesfthatsfthesfothersfdomain'ssfcellssfdo?sf-sfANS--
Thesfprokaryotessfdon'tsfhavesfnucleussfandsfothersforganelles

WhatsfaresfthesffoursfkingdomssfinsfDomainsfEukarya?sf-sfANS--1.sfProtista
2.sfPlantae
3.sfAnimalia
4.sfFungi

Whichsfkingdomsfgavesfrisesftosfthesfothersfthreesfkingdoms?sf-sfANS--Protista-
Becausesforganismssfinsfthissfonesfaresfsimilarsftosfthesfothersfkingdoms.sfItsfalsosfhassfasfmixsfo
fsflifesfforms,sfunicellularsf(prokaryotic)sfandsfmulticellularsf(Eukaryotic)

Whatsfissfscience?sf-sfANS--
Sciencesfissfasfbodysfofsfknowledge;sfasfcollectionsfofsfunifiedsfinsightssfaboutsfnature,sfthesfevi
dencesfforsfwhichsfissfansfarraysfofsffacts.

Whatsfissfasftheorysfinsfscience?sf-sfANS--
Itsfissfasfgeneralsfsetsfofsfprinciples,sfsupportedsfbysfevidence,sfthatsfexplainssfsomesfaspectsfofs
fnature

, -
Thissfknowledgesfissfbuiltsfoversfyears.sfItsfcansfbesfusedsfassfasfpredictivesftoolsftosftestsfhypoth
esessf
Threesftheories:sf
1.sfAtomicsftheory-Thesfstructuresfofsfasfatomsf
2.sfCellsfTheorysf
3.sfEvolutionsfTheory

Whatsfissfthesfatomicsftheory?sf-sfANS--
It'ssfthesftheorysfthatsfstatessfthatsfatomssfaresfmadesfupsfofsfthreesfparticles;sfthesfnucleussfands
fthesfprotonssf(sf+sfcharge)sfatsfthesfcentersforbitedsfbysfanysfnumbersfofsfelectronssf(-sfcharge)



Whatsfissfthesfcellsftheory?sf-sfANS--
It'ssfthesftheorysfthatsfstatessfthatsfcellssfaresfthesfsmallestsfunitssfofsflifesfandsfthatsfcellssfcomesff
romsfothersfcells

Whatsfissfthesftheorysfofsfevolution?sf-sfANS--
It'ssfthesftheorysfthatsfstatessflivingsfthingssfgraduallysfmodifysfoversftimesfsometimessfresulting
sfinsfthesfdevelopment sfofsfnewsfspecies



GivesfthesfpartssfofsfthesfScientificsfmethodsf-sfANS--1.sfObservation-
Initialsfquestioningsfofsfnature
-scientistssfaresfskepticssfwhichsfleadsftosfinquires
2.sfHypothesis-Precisesfstatementsftosftestsforsfexperimentsf(yousfhavesftosfbesfablesftosftestsfit)
3.sfConclusion-Ifsfonesfcansfbesfreachedsfitsfissfdrawnsfsolelysffromsfthesftestsforsfexperiment

Definesfasfhypothesissfandsfgivesfansfexamplesf-sfANS--
Asftentativesfstatementsfwesfwantsftosftestsfaboutsfnature
-It'ssfasfstatementsfthatsfcouldsfbesftruesfandsfitsfhassftosfbesftestable
Example-
Asfhypothesissfaboutsfhowsfmuchsfsunlightsfandsfwatersfcertainsfplantssfneedsftosfbloom

GivesfthreesfcharacteristicssfofsfSciencesf-sfANS--
1.sfStatementssfaresfchallengedsfandsfrevisitedsfcontinually
-scientistssfaresfskepticssfwhichsfleadssftosfinquires
2.sfHypothesessfhavesftosfbesfshownsfassftruesforsffalse
3.sfNaturalsfphenomenasfhavesfnaturalsfexplanations,sfandsfthesfhumansfmindsfissfcapablesfofsf
understandingsfthese
-Aristotle

Biologysfissfthesfstudysfofsflife.sfGivesf8sfcharacteristicssfofsflife.sf-sfANS--1.sfAssimilatesfenergy
2.sfRespondsftosftheirsfenvironmentsf
3.sfMaintainsfasfrelativelysfconstantsfinternalsfenvironment
4.sfReproduce
5.sfPossesssfansfinheritedsfinformationsfbase,sfencodedsfinsfthesfDNAsf
6.sfAresfcomposedsfofsfonesforsfmoresfcells