OREGON AQUATIC PEST CONTROL EXAM QUESTIONS AND CORRECT
RATIONALES
ABATEMENT c- cCORRECT cANS✔✔REDUCTION cIN cPEST cPOPULATIONS cTO cAN cACCEPTABLE cLEVEL
ACRE c- cCORRECT cANS✔✔43,560 csquare cfeet
ACTIVE cINGREDIENT c- cCORRECT cANS✔✔The cchemical cin ca cformulated cproduct cthat cis cresponsible cfor cthe
cherbicidal/insecticidal/fungicidal ceffects cas cindicated con cthe cproduct clabel.
acute ctoxicity c- cCORRECT cANS✔✔THE cAMOUNT cOF cA cSUBSTANCE, cAS cA cSINGLE cDOSE, cWHICH cCAUSES
cPOISONING cIN cA cTEST cANIMAL
adhesive c- cCORRECT cANS✔✔A cSUBSTANCE cTHAT cWILL cMAKE cSPRAY cMATERIAL cSTICK cTO cTHE cSPRAYED
cSURFACE, cOFTEN cREFERRED cTO cAS cA cSTICKING cAGENT
Adjuvant c- cCORRECT cANS✔✔ANY cSUBSTANCE cIN cA cPESTICIDE cFORMULATION cWHICH cENHANCES
cEFFECTIVENESS
ADULTICIDE c- cCORRECT cANS✔✔AN cINSECTICIDE cWHICH cIS cTOXIC cTO cTHE cADULT cSTAGE cOF cAN cINSECT
Aerobic c- cCORRECT cANS✔✔LIVING cIN cTHE cPRESENCE cOF coxygen
aerosol c- cCORRECT cANS✔✔suspensions cof cfine cdust cor cmoisture cparticles cIN cGAS. cPARTICLE cDIAMETERS cVARY
cBETWEEN c.1 cAND c50 cMICRONS
AEROSOL cGENERATOR c- cCORRECT cANS✔✔APPLICATION cEQUIPMENT cTHAT cPRODUCES cVERY cSMALL cDROPLETS
cTHAT cMOVE cEASILY cIN cAIR cCURRENTS
Algae c- cCORRECT cANS✔✔NONVASCULAR cCHLOROPHYLL cCONTAINING cPLANTS, cUSUALLY cAQUATIC, cCAN cBE
cFILAMENTOUS cOR cPLANKTON
ALKALINITY c- cCORRECT cANS✔✔CONTAINING cSODIUM cAND cPOTASSIUM cCARBONATE cSALTS
AQUATIC cPLANT c- cCORRECT cANS✔✔A cPLANT cTHAT cGROWS cIN cWATER. cTHERE cARE c3 cTYPES, cSUBMERGENT,
cWHICH cGROWS cBENEATH cTHE cSURFACE. cEMERGENT, cWHICH cROOTS cBELOW cTHE cSURFACE cBUT cHAS cFOLIAGE
cABOVE cTHE cWATER; cAND cFLOATING
Arthropods c- cCORRECT cANS✔✔A cgroup cof corganisms cthat chave cjointed cappendages, can cexoskeleton, cbilateral csymmetry,
cand creproduce csexually; cinsects, carachnids, cmillipedes cand ccentipedes, cand ccrustaceans, cscorpions
biocontrol cor cbiological ccontrol c- cCORRECT cANS✔✔controlling ca cpest cby cits cnatural cenemies, cincluding ccompetitive cplants;
cthese cmay calready coccur cin cthe carea cor cmay cneed cto cbe cintroduced
blower ctype cspreader c- cCORRECT cANS✔✔equipment cthat creleases cgranules cinto ca cblast cof cair
boom c- cCORRECT cANS✔✔a csection cof ctubing cto cwhich cseveral cnozzles care cattached cfor capplications cto cwide careas
botanicals c- cCORRECT cANS✔✔pesticide cactive cingredients cthat care cextracted cfrom cnatural cproducts
bottom clayer ctreatment c- cCORRECT cANS✔✔application cof cpesticide cthat creaches cthe cbottom cof ca cpond, clake, cor ccanal
broadleaf cplants c- cCORRECT cANS✔✔basically cclassified cas cdicotyledons. cplants chave ctwo ccotyledon cleaves cin cthe cseedling
cstage; ctrue cleaves care cbroad cand chave cnetlike cor creticulate cveins
brood c- cCORRECT cANS✔✔all cindividuals cthat chatch cat cone ctime cfrom ceggs claid cby cthe csame cparents
calibration c- cCORRECT cANS✔✔determination cof capplication cequipment cdelivery crate cper cunit carea
, carrier c- cCORRECT cANS✔✔a cgas, cliquid, cor csolid csubstance
CFS c- cCORRECT cANS✔✔cubic cfeet cper csecond
Chaining c- cCORRECT cANS✔✔dragging ca cchain cnet calong ca cditch cto cdislodge cvegetation
Cholinesterase c- cCORRECT cANS✔✔an cenzyme cfound cin canimals cthat cregulates cthe cactivity cof cnerve cimpulses
compatible c- cCORRECT cANS✔✔mixable cin cthe cformulation cor cin cthe cspray ctank cfor capplication ctogether cin cthe csame
ccarrier cwithout cundesirably caltering cthe cseparate ceffects cof ccomponents
compressed cair csprayer c- cCORRECT cANS✔✔application cequipment cthat cuses cpressure cto cdeliver cspray
concentration c- cCORRECT cANS✔✔the camount cof cactive cingredient cin ca cquantity cof cdiluent cexpressed cas cpercent, clb/gal,
cetc
contact cherbicide c- cCORRECT cANS✔✔a cherbicide cthat cis cphytotoxic cby ccontact cwith cplant ctissue crather cthan cas ca cresult cof
ctranslocation
contaminate c- cCORRECT cANS✔✔to calter cor crender ca cmaterial cunfit cfor ca cspecified cuse cby callowing cpesticide cto ccome cinto
ccontact cwith cit
control c- cCORRECT cANS✔✔to creduce cor celiminate
corrosive c- cCORRECT cANS✔✔having cthe cability cto ceat caway cat csomething
cyclone ctype cspreader c- cCORRECT cANS✔✔application cequipment cthat cuses ca crotating cdisc cto cdisperse cgranules
density c- cCORRECT cANS✔✔the csize cof ca cpopulation cwithin ca cgiven cunit cof cspace
Diapause c- cCORRECT cANS✔✔a cperiod cof csuspended cdevelopment cin can cinsect, cother cinvertebrate, cor cmammal cembryo,
cespecially cduring cunfavorable cenvironmental cconditions. cspontaneous cdormancy
diluent c- cCORRECT cANS✔✔any cgas, cliquid, cor csolid cmaterial cused cto creduce cthe cconcentration cof can cactive cingredient cin
ca cformulation
disperse c- cCORRECT cANS✔✔to cspread cout cor cscatter cor cseparate cand cmove capart
dispersing cagent c- cCORRECT cANS✔✔A cmaterial cthat creduces cthe cattraction cbetween cparticles
dissolve c- cCORRECT cANS✔✔refers cto cgetting csolids cinto csolution
dormancy c- cCORRECT cANS✔✔A cperiod cwhen can corganism's cgrowth cor cactivity cstops
dose c(rate) c- cCORRECT cANS✔✔the camount cof cactive cingredient capplied cto ca cunit carea cregardless cof cthe cpercentage cof
cchemical cin cthe ccarrier
Ecosystem c- cCORRECT cANS✔✔A cbiological ccommunity cof cinteracting corganisms cand ctheir cphysical cenvironment.
emergence c- cCORRECT cANS✔✔the cact cof cgerminating cseedlings cbreaking cthrough cthe csoil cor can cinsect csplitting cits cpupal
ccase
Emersed cPlant c- cCORRECT cANS✔✔a crooted cor canchored caquatic cplant cadapted cto cgrow cwith cmost cof cits cleaf cstem ctissue
cabove cthe cwater csurface; cdoes cnot cfall cor crise cwith cthe cwater clevel
Emulsifiable cConcentrate c(EC) c- cCORRECT cANS✔✔a cconcentrated cpesticide cformulation ccontaining corganic csolvents cand
cadjuvants cto cproduce can cemulsion cwith cwater.
encephalitis c- cCORRECT cANS✔✔inflammation cof cthe cbrain
Erosion c- cCORRECT cANS✔✔Processes cby cwhich crock, csand, cand csoil care cbroken cdown cand ccarried caway c(i.e. cweathering,
cglaciation)
exoskeleton c- cCORRECT cANS✔✔external cskeleton; ctough cexternal ccovering cthat cprotects cand csupports cthe cbody cof cmany
cinvertebrates
exposure c- cCORRECT cANS✔✔when cpesticides ccontact cskin, cdermal, cmouth coral, clungs cinhalation cor ceyes
filler c- cCORRECT cANS✔✔a cdiluent cin cpowdered cform
floating cplant c- cCORRECT cANS✔✔a cfree cfloating cor canchored caquatic cplant cadapted cto cgrow cwith cmost cof cits cvegetative
ctissue cat cor cabove cthe cwater csurface; crises cand cfalls cwith cthe cwater clevel
flowable c- cCORRECT cANS✔✔formulation cwith cactive cingredient cimpregnated con cvery cfine csolids csuspended cin ca cliquid
RATIONALES
ABATEMENT c- cCORRECT cANS✔✔REDUCTION cIN cPEST cPOPULATIONS cTO cAN cACCEPTABLE cLEVEL
ACRE c- cCORRECT cANS✔✔43,560 csquare cfeet
ACTIVE cINGREDIENT c- cCORRECT cANS✔✔The cchemical cin ca cformulated cproduct cthat cis cresponsible cfor cthe
cherbicidal/insecticidal/fungicidal ceffects cas cindicated con cthe cproduct clabel.
acute ctoxicity c- cCORRECT cANS✔✔THE cAMOUNT cOF cA cSUBSTANCE, cAS cA cSINGLE cDOSE, cWHICH cCAUSES
cPOISONING cIN cA cTEST cANIMAL
adhesive c- cCORRECT cANS✔✔A cSUBSTANCE cTHAT cWILL cMAKE cSPRAY cMATERIAL cSTICK cTO cTHE cSPRAYED
cSURFACE, cOFTEN cREFERRED cTO cAS cA cSTICKING cAGENT
Adjuvant c- cCORRECT cANS✔✔ANY cSUBSTANCE cIN cA cPESTICIDE cFORMULATION cWHICH cENHANCES
cEFFECTIVENESS
ADULTICIDE c- cCORRECT cANS✔✔AN cINSECTICIDE cWHICH cIS cTOXIC cTO cTHE cADULT cSTAGE cOF cAN cINSECT
Aerobic c- cCORRECT cANS✔✔LIVING cIN cTHE cPRESENCE cOF coxygen
aerosol c- cCORRECT cANS✔✔suspensions cof cfine cdust cor cmoisture cparticles cIN cGAS. cPARTICLE cDIAMETERS cVARY
cBETWEEN c.1 cAND c50 cMICRONS
AEROSOL cGENERATOR c- cCORRECT cANS✔✔APPLICATION cEQUIPMENT cTHAT cPRODUCES cVERY cSMALL cDROPLETS
cTHAT cMOVE cEASILY cIN cAIR cCURRENTS
Algae c- cCORRECT cANS✔✔NONVASCULAR cCHLOROPHYLL cCONTAINING cPLANTS, cUSUALLY cAQUATIC, cCAN cBE
cFILAMENTOUS cOR cPLANKTON
ALKALINITY c- cCORRECT cANS✔✔CONTAINING cSODIUM cAND cPOTASSIUM cCARBONATE cSALTS
AQUATIC cPLANT c- cCORRECT cANS✔✔A cPLANT cTHAT cGROWS cIN cWATER. cTHERE cARE c3 cTYPES, cSUBMERGENT,
cWHICH cGROWS cBENEATH cTHE cSURFACE. cEMERGENT, cWHICH cROOTS cBELOW cTHE cSURFACE cBUT cHAS cFOLIAGE
cABOVE cTHE cWATER; cAND cFLOATING
Arthropods c- cCORRECT cANS✔✔A cgroup cof corganisms cthat chave cjointed cappendages, can cexoskeleton, cbilateral csymmetry,
cand creproduce csexually; cinsects, carachnids, cmillipedes cand ccentipedes, cand ccrustaceans, cscorpions
biocontrol cor cbiological ccontrol c- cCORRECT cANS✔✔controlling ca cpest cby cits cnatural cenemies, cincluding ccompetitive cplants;
cthese cmay calready coccur cin cthe carea cor cmay cneed cto cbe cintroduced
blower ctype cspreader c- cCORRECT cANS✔✔equipment cthat creleases cgranules cinto ca cblast cof cair
boom c- cCORRECT cANS✔✔a csection cof ctubing cto cwhich cseveral cnozzles care cattached cfor capplications cto cwide careas
botanicals c- cCORRECT cANS✔✔pesticide cactive cingredients cthat care cextracted cfrom cnatural cproducts
bottom clayer ctreatment c- cCORRECT cANS✔✔application cof cpesticide cthat creaches cthe cbottom cof ca cpond, clake, cor ccanal
broadleaf cplants c- cCORRECT cANS✔✔basically cclassified cas cdicotyledons. cplants chave ctwo ccotyledon cleaves cin cthe cseedling
cstage; ctrue cleaves care cbroad cand chave cnetlike cor creticulate cveins
brood c- cCORRECT cANS✔✔all cindividuals cthat chatch cat cone ctime cfrom ceggs claid cby cthe csame cparents
calibration c- cCORRECT cANS✔✔determination cof capplication cequipment cdelivery crate cper cunit carea
, carrier c- cCORRECT cANS✔✔a cgas, cliquid, cor csolid csubstance
CFS c- cCORRECT cANS✔✔cubic cfeet cper csecond
Chaining c- cCORRECT cANS✔✔dragging ca cchain cnet calong ca cditch cto cdislodge cvegetation
Cholinesterase c- cCORRECT cANS✔✔an cenzyme cfound cin canimals cthat cregulates cthe cactivity cof cnerve cimpulses
compatible c- cCORRECT cANS✔✔mixable cin cthe cformulation cor cin cthe cspray ctank cfor capplication ctogether cin cthe csame
ccarrier cwithout cundesirably caltering cthe cseparate ceffects cof ccomponents
compressed cair csprayer c- cCORRECT cANS✔✔application cequipment cthat cuses cpressure cto cdeliver cspray
concentration c- cCORRECT cANS✔✔the camount cof cactive cingredient cin ca cquantity cof cdiluent cexpressed cas cpercent, clb/gal,
cetc
contact cherbicide c- cCORRECT cANS✔✔a cherbicide cthat cis cphytotoxic cby ccontact cwith cplant ctissue crather cthan cas ca cresult cof
ctranslocation
contaminate c- cCORRECT cANS✔✔to calter cor crender ca cmaterial cunfit cfor ca cspecified cuse cby callowing cpesticide cto ccome cinto
ccontact cwith cit
control c- cCORRECT cANS✔✔to creduce cor celiminate
corrosive c- cCORRECT cANS✔✔having cthe cability cto ceat caway cat csomething
cyclone ctype cspreader c- cCORRECT cANS✔✔application cequipment cthat cuses ca crotating cdisc cto cdisperse cgranules
density c- cCORRECT cANS✔✔the csize cof ca cpopulation cwithin ca cgiven cunit cof cspace
Diapause c- cCORRECT cANS✔✔a cperiod cof csuspended cdevelopment cin can cinsect, cother cinvertebrate, cor cmammal cembryo,
cespecially cduring cunfavorable cenvironmental cconditions. cspontaneous cdormancy
diluent c- cCORRECT cANS✔✔any cgas, cliquid, cor csolid cmaterial cused cto creduce cthe cconcentration cof can cactive cingredient cin
ca cformulation
disperse c- cCORRECT cANS✔✔to cspread cout cor cscatter cor cseparate cand cmove capart
dispersing cagent c- cCORRECT cANS✔✔A cmaterial cthat creduces cthe cattraction cbetween cparticles
dissolve c- cCORRECT cANS✔✔refers cto cgetting csolids cinto csolution
dormancy c- cCORRECT cANS✔✔A cperiod cwhen can corganism's cgrowth cor cactivity cstops
dose c(rate) c- cCORRECT cANS✔✔the camount cof cactive cingredient capplied cto ca cunit carea cregardless cof cthe cpercentage cof
cchemical cin cthe ccarrier
Ecosystem c- cCORRECT cANS✔✔A cbiological ccommunity cof cinteracting corganisms cand ctheir cphysical cenvironment.
emergence c- cCORRECT cANS✔✔the cact cof cgerminating cseedlings cbreaking cthrough cthe csoil cor can cinsect csplitting cits cpupal
ccase
Emersed cPlant c- cCORRECT cANS✔✔a crooted cor canchored caquatic cplant cadapted cto cgrow cwith cmost cof cits cleaf cstem ctissue
cabove cthe cwater csurface; cdoes cnot cfall cor crise cwith cthe cwater clevel
Emulsifiable cConcentrate c(EC) c- cCORRECT cANS✔✔a cconcentrated cpesticide cformulation ccontaining corganic csolvents cand
cadjuvants cto cproduce can cemulsion cwith cwater.
encephalitis c- cCORRECT cANS✔✔inflammation cof cthe cbrain
Erosion c- cCORRECT cANS✔✔Processes cby cwhich crock, csand, cand csoil care cbroken cdown cand ccarried caway c(i.e. cweathering,
cglaciation)
exoskeleton c- cCORRECT cANS✔✔external cskeleton; ctough cexternal ccovering cthat cprotects cand csupports cthe cbody cof cmany
cinvertebrates
exposure c- cCORRECT cANS✔✔when cpesticides ccontact cskin, cdermal, cmouth coral, clungs cinhalation cor ceyes
filler c- cCORRECT cANS✔✔a cdiluent cin cpowdered cform
floating cplant c- cCORRECT cANS✔✔a cfree cfloating cor canchored caquatic cplant cadapted cto cgrow cwith cmost cof cits cvegetative
ctissue cat cor cabove cthe cwater csurface; crises cand cfalls cwith cthe cwater clevel
flowable c- cCORRECT cANS✔✔formulation cwith cactive cingredient cimpregnated con cvery cfine csolids csuspended cin ca cliquid
