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Bio 1033 Chapter 1,2,3, And 4 Exam Questions With Correct Answers
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Bio 1033 Chapter 1,2,3, And 4 Exam Questions With Correct Answers
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Bio 1033 Chapter 1,2,3, And 4 ExamQuestions With Correct Answers
All clife cforms care ccomposed cof c- cCORRECT cANS✔✔matter
Matter cis cdefined cas cwhat c- cCORRECT cANS✔✔anything cthat ccontains cmass cand
ctakes cup cspace
in cliving corganisms,matter cmay cexist cin cany cof cthree cstates: c- cCORRECT
cANS✔✔solid, cliquid, cgas
All cmatter cis ccomposed cof c- cCORRECT cANS✔✔atoms
Define cmolecules c- cCORRECT cANS✔✔2 cor cmore catoms cbonded ctogether
Define celement c- cCORRECT cANS✔✔A cpure csubstance cmade cof conly cone ctype cof
catom
What c3 csubatomic cparticles care cfound cwithin catoms c- cCORRECT
cANS✔✔protons,neutrons,electrons
Protons chave ca c_______ ccharge. c- cCORRECT cANS✔✔positive
Electrons chave ca c________ ccharge. c- cCORRECT cANS✔✔negative
Neutrons chave ca c________ ccharge. c- cCORRECT cANS✔✔neutral
Like ccharges cdo cwhat? c- cCORRECT cANS✔✔Repel ceach cother
opposite ccharges cdo cwhat? c- cCORRECT cANS✔✔attract ceach cother
An c_______ cis cthe cphysical cregion cof cspace cwhere can celectron cmay cbe cfound c-
cCORRECT cANS✔✔orbital
, Orbitals care cfound cwithin c______ c- cCORRECT cANS✔✔electron cshells, c(energy
clevels)
Define cenergy c- cCORRECT cANS✔✔the ccapacity cto cdo cwork cor ccause ca cchange.
Electrons chave cwhat ctype cof cenergy c- cCORRECT cANS✔✔kinetic
Explain cthe cdifference cbetween can celectron cshell cand can corbital c- cCORRECT
cANS✔✔electron cshells care cenergy clevels,an corbital cis cthe cphysical cspace cwhere
can celectron cmay cbe cfound
the celectrons cin cthe couter cmost cshell care ccalled c- cCORRECT cANS✔✔valence
celectrons
valence celectrons c- cCORRECT cANS✔✔Electrons con cthe coutermost cenergy clevel cof
can catom
The cnumber cof cprotons cin can catom cis cits c______ c- cCORRECT cANS✔✔atomic
cnumber
define cradioisotope c- cCORRECT cANS✔✔they cemit cradiation
two cor cmore catoms cbonded ctogether cmake cup ca c____ c- cCORRECT
cANS✔✔molecule
Define ccompound c- cCORRECT cANS✔✔a cmolecule ccomposed cof ctwo cor cmore
cdifferent celements
A c______ coccurs cwhen catoms cshare ctwo cpairs cof celectrons c(four celectrons) crather
cthan cone cpair c- cCORRECT cANS✔✔double cbond
What cis cthe celectronegativity cof can catom? c- cCORRECT cANS✔✔its cability cto cattract
celectrons
polar ccovelant cbond c- cCORRECT cANS✔✔unequal csharing cof celectrons
hydrogen cbond c- cCORRECT cANS✔✔weak cattraction cbetween ca chydrogen catom
cand canother catom
Define cenzymes c- cCORRECT cANS✔✔molecules cfound cin call ccells cthat cfacilitate cor
ccatalyze cmany cbiologically cimportant cchemical creactions
Define ccations c- cCORRECT cANS✔✔ions cthat chave ca cnet cpositive ccharge
Anions c- cCORRECT cANS✔✔ions cwith ca cnet cnegative ccharge
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