MCB 100 UNIT 1 ICLICKER QUESTIONS + MIC
EXAM 1 X2
Which cof cthe cfollowing cmicroorganisms ccan cbe cused cas ca cbiological cinsecticide? c- cCORRECT
Considering cindustrial cproducts, cwhich cof cthe cfollowing cis cnot ca cprimary cmicrobial cmetabolite?
cproduced cby cPenicillium cnotum
- cAntibiotics care cproduced cin cthe cstationary cphase c
cie csecondary cmetabolites
Which cof cthe cfollowing cpairs cof cindustrial cmicrobial cproducts cand ctheir cuses cis cMISMATCHED
ccitric cacid; cantioxidant cin cfood
cphenylalanine; cthe csweetener caspartame
cgluconic cacid; crelease cof ccellulose cfrom cflax cto cmake clinen
cindigo; ccloth cdye
cstreptokinase; cdissolving cblood cclots c- cCORRECT cANS✔✔gluconic cacid; crelease cof ccellulose
Gluconic cacid cis cactually cused cfor cmetal, cleather, cand cfood cpreservative
Which cof cthese cmicrobial cproducts cis cneeded cto cproduce c"gasohol"? c- cCORRECT cANS✔✔eth
Which cof cthe cfollowing cis ca cmicrobial cproduct cused cto creduce ccrop cdamage? c- cCORRECT cAN
minus
Microbial cenzymes care cused c- cCORRECT cANS✔✔In cspot cremovals
Which cof cthe cfollowing cis can capplication cof cproteases? c- cCORRECT cANS✔✔meat ctenderizer
Streptokinase cis cuseful cfor cwhich cof cthe cfollowing? c- cCORRECT cANS✔✔dissolving cblood cclots
Amino cacid cand cvitamin csupplements care cprepared cfrom cextracts cof cmicrobial ccultures. c- cCOR
The cpresence cof cwhich cof cthe cfollowing ccan csubstitute cfor cnitrogen cfertilizers cin clegume ccrops
cANS✔✔Rhizobium, cassociated cwith cthe croots cof clegume cplants
Baking cbread, ccreating ca cgenetically cmodified cvegetable, cusing ca cmicrobe cto cmake chuman cins
, Subunit cvaccines care csafer cthan ctraditional cvaccines cbecause cthey c- cCORRECT cANS✔✔are ca
crisk cfor ccausing cthe cdisease.
Transgenic corganisms c- cCORRECT cANS✔✔contain cgenes cfrom cother corganisms
Which cof cthe cfollowing cmicrobes cproduces ca cprotein cthat ckills ca cvariety cof cinsect cpests? c- cCO
cthuringiensis
Replacing ca cpatient's cdefective cgene cwith ca cfragment ccontaining ca cfunctional cgene cis c- cCORR
What cnew ctechnology cincreases cthe cprecision cof cgene cediting, cand cmay cmake cgene ctherapy c
cANS✔✔CRISPR-Cas9
Which cof cthe cfollowing cis cgenerally cNOT cconsidered can cethical cissue cregarding crecombinant cD
unforeseen cimpact con cthe cenvironment
screening cof chumans cfor cgenes cthat cpredispose cthem cto cdisease
the cmodification cof ccrop cplants
answering cbasic cresearch cquestions
the cmodification cof canimals cto cproduce cpharmaceuticals cfor chumans c- cCORRECT cANS✔✔Ans
cquestions
Which cof cthese cinventions cwas ccritical cto cthe cestablishment cof cthe cfield cof cMicrobiology?
A. cPetridish
B. cMicroscope
C. cCentrifuge c- cCORRECT cANS✔✔B. cMicroscope
How cmuch csmaller cis ca cbacterium c(~1um) cthan ca chuman c(~1-2m)?
A. c~One chundred cthousand ctimes csmaller
B. c~One cmillion ctimes csmaller
C. c~One cbillion ctimes csmaller
D. c~One cgazillion ctimes csmaller
E. c~One ctrillion ctimes csmaller c- cCORRECT cANS✔✔B. c~One cmillion ctimes csmaller
What cis cthe cbest ctool cfor cvisualizing cviruses?
A. cIsotope
B. cElectron cmicroscope
C. cLight cmicroscope
D. cTelescope
E. cGyroscope c- cCORRECT cANS✔✔B. cElectron cmicroscope
Many cbiological csamples care ctransparent, cso chow cdo cwe cvisualize cthem cusing cmicroscopes?
A. cTreat cthem cwith cchemicals
B. cUse ca cstronger clight csource
C. cSquint cinto cthe ceye cpiece cof cthe cmicroscope
D. cUse ca cweaker celectron csource
E. cX-rays c- cCORRECT cANS✔✔A. cTreat cthem cwith cchemicals
Dr. cRalph cWolfe cisolated cthe cfirst cmethanogen cin cpure cculture. cHow cdid cthis ccontribute cto cDr.
cof cthe ctree cof clife cinto cthree cdomains?
A. cBefore cthis cmethanogen cwas cisolated cit cwas cnot cknown cwhere cmethane ccame cfrom.
B. cMethanogens cproduce cmore cribosomal cRNA cthan cother corganisms. cThis cwas cessential cto c
ctree cof clife.
C. cThe cpresence cof ca cnucleus cin cmethanogens cdispelled cthe cprokaryote- ceukaryote chypothes
D. cIt cwas ccomparisons cbetween cthe c16S crRNA cof cmethanogens, cwhich care cArchaea, cand cBa
EXAM 1 X2
Which cof cthe cfollowing cmicroorganisms ccan cbe cused cas ca cbiological cinsecticide? c- cCORRECT
Considering cindustrial cproducts, cwhich cof cthe cfollowing cis cnot ca cprimary cmicrobial cmetabolite?
cproduced cby cPenicillium cnotum
- cAntibiotics care cproduced cin cthe cstationary cphase c
cie csecondary cmetabolites
Which cof cthe cfollowing cpairs cof cindustrial cmicrobial cproducts cand ctheir cuses cis cMISMATCHED
ccitric cacid; cantioxidant cin cfood
cphenylalanine; cthe csweetener caspartame
cgluconic cacid; crelease cof ccellulose cfrom cflax cto cmake clinen
cindigo; ccloth cdye
cstreptokinase; cdissolving cblood cclots c- cCORRECT cANS✔✔gluconic cacid; crelease cof ccellulose
Gluconic cacid cis cactually cused cfor cmetal, cleather, cand cfood cpreservative
Which cof cthese cmicrobial cproducts cis cneeded cto cproduce c"gasohol"? c- cCORRECT cANS✔✔eth
Which cof cthe cfollowing cis ca cmicrobial cproduct cused cto creduce ccrop cdamage? c- cCORRECT cAN
minus
Microbial cenzymes care cused c- cCORRECT cANS✔✔In cspot cremovals
Which cof cthe cfollowing cis can capplication cof cproteases? c- cCORRECT cANS✔✔meat ctenderizer
Streptokinase cis cuseful cfor cwhich cof cthe cfollowing? c- cCORRECT cANS✔✔dissolving cblood cclots
Amino cacid cand cvitamin csupplements care cprepared cfrom cextracts cof cmicrobial ccultures. c- cCOR
The cpresence cof cwhich cof cthe cfollowing ccan csubstitute cfor cnitrogen cfertilizers cin clegume ccrops
cANS✔✔Rhizobium, cassociated cwith cthe croots cof clegume cplants
Baking cbread, ccreating ca cgenetically cmodified cvegetable, cusing ca cmicrobe cto cmake chuman cins
, Subunit cvaccines care csafer cthan ctraditional cvaccines cbecause cthey c- cCORRECT cANS✔✔are ca
crisk cfor ccausing cthe cdisease.
Transgenic corganisms c- cCORRECT cANS✔✔contain cgenes cfrom cother corganisms
Which cof cthe cfollowing cmicrobes cproduces ca cprotein cthat ckills ca cvariety cof cinsect cpests? c- cCO
cthuringiensis
Replacing ca cpatient's cdefective cgene cwith ca cfragment ccontaining ca cfunctional cgene cis c- cCORR
What cnew ctechnology cincreases cthe cprecision cof cgene cediting, cand cmay cmake cgene ctherapy c
cANS✔✔CRISPR-Cas9
Which cof cthe cfollowing cis cgenerally cNOT cconsidered can cethical cissue cregarding crecombinant cD
unforeseen cimpact con cthe cenvironment
screening cof chumans cfor cgenes cthat cpredispose cthem cto cdisease
the cmodification cof ccrop cplants
answering cbasic cresearch cquestions
the cmodification cof canimals cto cproduce cpharmaceuticals cfor chumans c- cCORRECT cANS✔✔Ans
cquestions
Which cof cthese cinventions cwas ccritical cto cthe cestablishment cof cthe cfield cof cMicrobiology?
A. cPetridish
B. cMicroscope
C. cCentrifuge c- cCORRECT cANS✔✔B. cMicroscope
How cmuch csmaller cis ca cbacterium c(~1um) cthan ca chuman c(~1-2m)?
A. c~One chundred cthousand ctimes csmaller
B. c~One cmillion ctimes csmaller
C. c~One cbillion ctimes csmaller
D. c~One cgazillion ctimes csmaller
E. c~One ctrillion ctimes csmaller c- cCORRECT cANS✔✔B. c~One cmillion ctimes csmaller
What cis cthe cbest ctool cfor cvisualizing cviruses?
A. cIsotope
B. cElectron cmicroscope
C. cLight cmicroscope
D. cTelescope
E. cGyroscope c- cCORRECT cANS✔✔B. cElectron cmicroscope
Many cbiological csamples care ctransparent, cso chow cdo cwe cvisualize cthem cusing cmicroscopes?
A. cTreat cthem cwith cchemicals
B. cUse ca cstronger clight csource
C. cSquint cinto cthe ceye cpiece cof cthe cmicroscope
D. cUse ca cweaker celectron csource
E. cX-rays c- cCORRECT cANS✔✔A. cTreat cthem cwith cchemicals
Dr. cRalph cWolfe cisolated cthe cfirst cmethanogen cin cpure cculture. cHow cdid cthis ccontribute cto cDr.
cof cthe ctree cof clife cinto cthree cdomains?
A. cBefore cthis cmethanogen cwas cisolated cit cwas cnot cknown cwhere cmethane ccame cfrom.
B. cMethanogens cproduce cmore cribosomal cRNA cthan cother corganisms. cThis cwas cessential cto c
ctree cof clife.
C. cThe cpresence cof ca cnucleus cin cmethanogens cdispelled cthe cprokaryote- ceukaryote chypothes
D. cIt cwas ccomparisons cbetween cthe c16S crRNA cof cmethanogens, cwhich care cArchaea, cand cBa
