Certified Crop Advisor Agronomy Exam 2026 | CCA Practice Q&A | Verified Answers

Certified crop advisor Agronomy Prac
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tice Exam Q&A solved 2026
v v v v v




v Thevstandardvtestvweightvpervbushelvforvsoybeanvis:v-vCORRECTvANSWER-60vpounds

WhichvofvthevfollowingvKansasvcropsvisvusedvasvgrainvforvhumanvfoodvorvlivestockvfeed,vpl
usvitvisvcommonlyvusedvtovproducevoil,vhighvfructosevsweetener,vbiofuelv(ethanol),vsilage,va
ndvindustrialvproductsvsuchvasvbiodegradablevtrashvbagsvandvpackingvpeanuts?
a. alfalfa
b. corn
c. wheat
d. sunflower
e. soybeanv-vCORRECTvANSWER-b.vcorn

Prussicvacidvpoisoningvisvavpotentialvproblemvforvlivestockvgrazingvwhichvofvthevfollowingvforag
evcrops?
a. alfalfa
b. wintervwheat
c. tallvfescue
d. sorghumvstalks
e. nativevrangev(prairie)v-vCORRECTvANSWER-d.vsorghumvstalks

Avharvestvconcernvwithvregardvtovmoldyvcornvseedvisvthevpotentialvpresencevofvtoxicvlevelsv
of:v-vCORRECTvANSWER-aflatoxin

Thevpracticevofvno-
tillvplantingvgrainvsorghumvintovthevstubblevofvavwheatvcropvimmediatelyvaftervwheatvharve
stvinvlatevJunevisvcalled:v-vCORRECTvANSWER-doublevcropping

BecausevbothvoilseedvandvconfectionaryvsunflowersvgrownvinvKansasvdovnotvproduceva
dditionalvleavesvaftervtheyvbeginvflowering,vtheirvgrowthvhabitvisvcalled:v-
vCORRECTvANSWER-determinate




Thevtopvtwovcropsvinv$vvaluevinvthevUSvandvKansasvare:v-vCORRECTvANSWER-
cornvandvsoybeansvinvthevUS;vcornvandvwheatvinvKansas

BroadcastvapplicationvofvdryvureavfertilizervtovanvestablishedvfieldvofvtallvfescuevinvearlyvMar
chvisvcalled:v-vCORRECTvANSWER-topdressing

Mostvofvthevstoredvfoodvenergyvusedvforvgerminationvinvavcornvseedvisvlocatedvinvthe:v-
vCORRECTvANSWER-endosperm

,Europeanvcornvborersvcausevdamagevtovcornvby:v-vCORRECTvANSWER-
feedingvinvthevstalksvduringvthevlarvalvstage

IfvavfarmervinvCentralvKansasvplantedvbothvavMaturityvGroupv3vandvavMaturityvGroupv4vvarie
tyvonvthevsamevdate,vwhichvofvthevfollowingvcropsvdidvhevplant,vandvwhatvwillvbevthevmostvlik
elyvresult?
a. ThevcropvisvcornvandvthevGroupv3vvarietyvwouldvstartvfloweringvfirst.
b. ThevcropvisvsoybeanvandvthevGroupv3vvarietyvwouldvstartvfloweringvfirst.
c. ThevcropvisvcornvandvthevGroupv4vvarietyvwouldvstartvfloweringvfirst.
d. ThevcropvisvsoybeanvandvthevGroupv4vvarietyvwouldvstartvfloweringvfirst.
e. Thevcropvisvsoybeanvandvtheyvwouldvbothvflowervatvthevsamevtime.v-
vCORRECTvANSWER-

b.vThevcropvisvsoybeanvandvthevGroupv3vvarietyvwouldvstartvfloweringvfirst.

Thevphrasev"dustingvitvin"vwhenvusedvinvwheatvproductionvrefersvto:v-
vCORRECTvANSWER-

plantingvthevseedvshallowvintovavdryvsoilvsurfacevhopingvforvavrainvsovitvcanvgerminatevlat
er

Cattlevgrazingvolder,vestablishedvtallvfescuevpasturesvresultsvinvpoorvweightvgains,vpoorvbo
dyvcondition,vfever,vlameness,vandvinvsomevcasesvavlossvofvhoovesvandvtailvtips.vThevlikelyv
causevis:v-vCORRECTvANSWER-
fescuevtoxicosisvfromvanvalkaloidvproducedvbyvanvendophytevfungusvlivingvwithinvplants

Presencevofvhighvamountsvofvwhichvofvthevfollowingvsubstancesvisvthevprimaryvconcernvrelatedv
tovthevqualityvofvgroundvwatervusedvforvirrigation:
a. E.vcolivbacteria
b. salts
c. pesticidevresidues
d. nitrates
e. phosphatesv-vCORRECTvANSWER-b.vsalts

Sprinklervirrigationvsystemsvhavevanvadvantagevovervfurrowvirrigationvsystemsvforvallvofvthe
vfollowingvexcept:

a. morevuniformvapplicationvofvwatervwithvsprinkler
b. lessvenergyvrequiredvtovpumpvandvdistributevwatervwithvsprinkler
c. lowervlaborvcostsvwithvsprinkler
d. lessvlandvlevelingvneededvwithvsprinkler
e. lessvleachingvlossesvwithvsprinklerv-vCORRECTvANSWER-
b.vlessvenergyvrequiredvtovpumpvandvdistributevwatervwithvsprinkler

Whichvofvthevfollowingvconditionsvwouldvnotvlikelyvbevresultvofvusingvavno-
tillvsystemvthatvleavesvcropvresiduevonvthevsoilvsurfacevversusvincorporatingvthevresiduevwithvtill
age?
a. morevwatervinfiltration
b. lessvsoilvmoisturevlostvbyvevaporation
c. coolervsoilvtemperature
d. lessvwindvandvwaterverosion

, e. lessvoverwinteringvofvinsectvandvdiseasevpestsv-vCORRECTvANSWER-
e.vlessvoverwinteringvofvinsectvandvdiseasevpests

Whichvofvthevfollowingvtermsvorvacronymsvfoundvonvavpesticidevlabelvdefinesvthevprotectivev
equipmentv(typevofvclothing,vgloves,vgoggles,vrespirator,vetc.)vthatvmustvbevusedvbyvthevper
sonvapplyingvthevpesticidevtovinsurevtheirvsafetyvandvavoidvriskvofvoverexposure?
a. EPAvnumber
b. REI
c. PPE
d. activevingredient
e. signalvwordv-vCORRECTvANSWER-c.vPPE

Thevgreatestvyieldvreductionvduevtovdroughtvstressvinvsoybeanvvarietiesvtypicallyvgrownvinv
Kansasvgenerallyvresultsvwhenvthevstressvoccursvduringvthe:v-vCORRECTvANSWER-
podvdevelopmentvstagevresultingvinvhighvpodvabortionvandvreducedvpodsvpervplant

Tovslowvthevdevelopmentvofvinsectvresistancev(InsectvResistancevManagement)vinvcropsvg
eneticallyvengineeredvwithvBtvtechnology,vfarmersvhavevbeenvrequiredvtovplantvavportionv(u
suallyv20%)vofvthevfieldvtovnon-
Btvhybridsvasvav"refuge."vSomevnewvcornvhybridsvlikevPioneervOptimumvAcreMaxvnowvincl
udev"RIB"vtechnologyvwhichvmeans:v-vCORRECTvANSWER-Thevnon-
BTvseedvisvmixedvinvthevbag,vthusvnovseparatevrefugevareavnowvneedsvtovbevplanted

SyngentavandvMonsantovbothvbeganvsellingvallvsoybeanvseedvbyvcountvinv2011,vandvother
vcompaniesvarevexpectedvtovmovevquicklyvtovbaggingvsoybeanvseedvbyvcount.vThevstandar

dvseedvcountvforvthesevsoybeanvseedvbagsvis:v-vCORRECTvANSWER-140,000

Whichvofvthevfollowingvisvthevpredominantvcoolvseason,vintroduced,vperennialvforagevgrass
vcropv grownv invKansasvforvpasturevandvhay?

a. alfalfa
b. bigvbluestem
c. bermudagrass
d. smoothvbromegrass
e. sudangrassv-vCORRECTvANSWER-d.vsmoothvbromegrass

Pigweed,vvelvetleaf,vandvgiantvragweedvarevallvproblemvweedsvinvrowvcropsvinvKansasvthat
varevclassifiedvas:v-vCORRECTvANSWER-summervannualvbroadleaves




Thevwheatvdiseasesvsoilvbornevmosaic,vstreakvmosaic,vandvbarleyvyellowvdwarfvarevallvcausedv
by:v-vCORRECTvANSWER-viruses

Avcommonvdiseasevofvwheatvisvleafvrust,vwhichvisvcausedvbyvavfungusvthatvdoesvnotvsurviv
evovervwintervinvKansas.vHowever,vthevleafvrustvsporesvblowvinvfromvthevSouthernvstatesve
achvspringvtovinfectvourvwheatvcrop.vInvthisvexample,vthevwindvisvcalledvthe:v-
vCORRECTvANSWER-vector