BIOLOGY 1000-EXAM 1 QUESTIONS AND CORRECT ANSWERS

BIOLOGY 1000-EXAM 1 QUESTIONS AND CORRE




Atom c- cCORRECT cANS✔✔Smallest cunit cof can celement; ccomposed cof celectrons, cprotons, cand

Cell c- cCORRECT cANS✔✔Structural cand cfunctional cunit cof call cliving corganisms

Tissue c- cCORRECT cANS✔✔Group cof ccells cwith ca ccommon cstructure cand cfunction

Organ c- cCORRECT cANS✔✔Composed cof ctissues cand cfunctioning ctogether cfor ca cspecific ctask

Organ cSystem c- cCORRECT cANS✔✔Composed cof cseveral corgans cworking ctogether

Organism c- cCORRECT cANS✔✔An cindividual; ccomplex cindividuals

Population c- cCORRECT cANS✔✔Organisms cof cthe csame cspecies cin ca cparticular carea

Community c- cCORRECT cANS✔✔Interacting cpopulations cin ca cparticular carea

Ecosystem c- cCORRECT cANS✔✔Community cplus cthe cphysical cenvironment

Biosphere c- cCORRECT cANS✔✔Regions cof cthe cEarth's ccrust, cwaters, cand catmosphere cinhabit

Metabolism c- cCORRECT cANS✔✔All cthe cchemical creactions cthat coccur cin cthe ccell..Photosynth
cbreakdown cof csugars cand cfood


Photosynthesis c- cCORRECT cANS✔✔Transform csolar cenergy cto cchemical cenergy

Homeostasis c- cCORRECT cANS✔✔Maintain cinternal cconditions
Ex: c98.6 ctemp c/diabetes

Growth c- cCORRECT cANS✔✔Increase cin csize cor cnumber cof ccells

Development c- cCORRECT cANS✔✔Changes cthat ctake cplace cfrom cconception cto cdeath

Observation c- cCORRECT cANS✔✔Not cjust cwatching:
-close cobservations cwith crecording
-Visual, cauditory, csmell, cfeet, cetc
-Can cextend cusing ctechnology: cex cis ca cthermometer

Hypothesis c- cCORRECT cANS✔✔Testable cpossible cexplanation cfor cthe cobservations.

, Emerging cDiseases c- cCORRECT cANS✔✔Vaccinations cand canitbiotics

Climate cChange c- cCORRECT cANS✔✔-Can cresult cin cbiodiversity cand chabitat closs
-Issues cwith cagriculture

Element c- cCORRECT cANS✔✔Substance cthat ccan't cbe cbroken cdown cinto csmaller cparts

Proton c- cCORRECT cANS✔✔Positive csubatomic cparticle clocated cin cthe cnucleus cand cassigned

Neutron c- cCORRECT cANS✔✔Neutral csubatomic cparticle, clocated cin cthe cnucleus cand cassigned

Atomic cNumber c- cCORRECT cANS✔✔# cof cprotons cin cthe cnucleus

Mass cNumber c- cCORRECT cANS✔✔#of cprotons c+ c# cof cneutrons

Atomic cMass c- cCORRECT cANS✔✔Average cof can catom cmass cunits cfor call cthe cisotopes cof can

Isotope c- cCORRECT cANS✔✔Same celement, csame cnumber cof cprotons, cdifferent cnumber cof cn

Electron cShell c- cCORRECT cANS✔✔The caverage clocation, cor cenergy clevel, cof can celectron cin c
cconcentric ccircles care cthe cnucleus.


Valence cShell c- cCORRECT cANS✔✔The couter celectron cshell cof can catom cContains cthe cvalenc
cthe cchemical creactivity cof cthe catom.


Octet cRule c- cCORRECT cANS✔✔Observation cthat can catom cis cmost cstable cwhen cits couter cshe
celectrons; can cexception cis chydrogen, cwhich crequires conly c2 celectrons cin cits couter cshell cto cha


Molecule c- cCORRECT cANS✔✔2 cor cmore cof cthe csame celement
Ex: cOxygen

Compound c- cCORRECT cANS✔✔2 cor cmore cdifferent celements
Ex: cWater

Ionic cBond c- cCORRECT cANS✔✔-Do cnot cshare celectrons
-One cis cgreedier cthan cthe cother
-"opposites cattract"

Ion c- cCORRECT cANS✔✔Charged cparticle cthat ccarries ca cnegative cor cpositive ccharge

Covalent cBond c- cCORRECT cANS✔✔-Sharing cof celectrons cbetween catoms..ex: cHydrogen
-Non-polar cbonds c(not calways cin ccovalent)
-Polar cbonds= cnon cequal csharing

Polar cCovalent cbond c- cCORRECT cANS✔✔Bond cin cwhich cthe csharing cof celectron cbetween cat

Heat cof cvaporization c- cCORRECT cANS✔✔Converting cwater cto csteam c(liquid cto cgas) crequires

Calorie c- cCORRECT cANS✔✔Energy cneeded cto craise c1 cgram cof cwater c1 cdegree cc.

Solution c- cCORRECT cANS✔✔Something cdissolved cin csomething celse c(mixture cof c2 cor cmore c

Solvent c- cCORRECT cANS✔✔Substance cin cwhich cit cis cdissolved cin