AQUATIC PESTICIDE APPLICATOR CATEGORY 5 (FOR JONESFISH)
WITH QUESTIONS AND CORRECT ANSWERS
At cleast c______________ cis cspent con cfor caquatic cweed ccontrol cannually cin cthe cUS c- cCORRECT cANS✔✔$100 cMillion
Problems ccaused cby caquatic cweeds c- cCORRECT cANS✔✔1. cRestrict cor cprevent crecreational cactivities c
2. cCan cpose ca chazard cto cswimmers cand cwater cskiers c
3. cExcessive cweed cgrowth cadversely caffects cfish c(overpopulation/stunting, cfish ckills)
4. cInvasive cweeds cdisrupt cnative caquatic ccommunities c
5. cWeeds ccan clower caesthetic cappeal
6. cWeeds ccan ccatch cdebris cand cspeed cup cthe cfilling cin cprocess
7. cWeeds cblock cthe cflow cof cdrainage csystems
8. cAlgae ccan ccause cfoul ctaste cand codors cin cdrinking cwater
9. csome calgae cblooms care ctoxic c
10. cweeds cprovide chabitat cfor cmosquitoes cand csimilar cinsects
Benefits cof caquatic cplants c- cCORRECT cANS✔✔Produce coxygen, cfood, chabitat cfor cfish cand cwildlife
stabilize cshorelines
prevent cerosion
remove cnutrients
The cIDNR crecommends cthat cvegetation cmanagement cplans cbe cdeveloped con ca c_____________________ cbasis c-
cCORRECT cANS✔✔Case cby ccase
One cof cthe cfirst cinvasive cspecies cto ccause csever cproblems cin cthe cUS c- cCORRECT cANS✔✔Water chyacinth
Invasive cspecies ctake cadvantage cof c_______________ csites c- cCORRECT cANS✔✔Disturbed
Algae c- cCORRECT cANS✔✔Simple cplants cwithout ctrue croots, cleaves, cflowers
T/F: calgae cis cfound cfree cfloating, cor cattached cto csurfaces c- cCORRECT cANS✔✔T
3 cmain calgae ctypes c- cCORRECT cANS✔✔Microscopic
Mat cforming
Chara
Microscopic calgae cis coften creferred cto cas c______________ c- cCORRECT cANS✔✔Water cBloom
Sudden cdie coffs cof cmicroscopic calgae clead cto c- cCORRECT cANS✔✔Oxygen cdepletion cand cfish ckills
T/F cliving cmicroscopic calgae cis cnot ca cmajor csource cof coxygen c- cCORRECT cANS✔✔F
Most ccommon cblue cgreen cmicroscopic calgae c- cCORRECT cANS✔✔Microcytis
, Anabaena
Aphanizomenon
Common cred cmicroscopic calgae c- cCORRECT cANS✔✔Euglena
Trachelomonas
Mat cforming calgae c- cCORRECT cANS✔✔Free cfloating cor cattached cmats cconsisting cof cgreen chairlike cstrands
Chara c- cCORRECT cANS✔✔Algae cthat cresembles cflowering cplants c
Submersed cand cattached cto csediment cby croot clike crhizoids
Aquatic cs cflowering cplants chave c- cCORRECT cANS✔✔Roots, cleaves, cand cflowers
Submersed cplants c- cCORRECT cANS✔✔Plants cthat clive cbeneath cthe csurface cand care crooted cin cthe cbottom csediments
Free cfloating cplants c- cCORRECT cANS✔✔Plants cthat clive cunattached con cor cjust cbelow cthe cwater csurface
Duckweed cgrowth c- cCORRECT cANS✔✔Can cbe cvery cprolific, ccovering cthe csurface cand ccausing canaerobic cconditions
Rooted cfloating cplants c- cCORRECT cANS✔✔Plants crooted cin cshallow cwater csediments cwith cfloating cor cerect cleaves
Emergent cplants c- cCORRECT cANS✔✔plants cthat cextend cabove cthe cwater csurface cand crooted cin cwaters cbelow c2-3 cfeet
Perennial caquatic cplants cmostly csprout cfrom c____________ c- cCORRECT cANS✔✔Rhizomes
Rhizome c- cCORRECT cANS✔✔a chorizontal, cunderground cstem cthat cproduces cnew cleaves, cshoots, cand croots
alternate cleaf carrangement c- cCORRECT cANS✔✔one cleaf cper cnode
Example: cpondweeds
opposite cleaf carrangement c- cCORRECT cANS✔✔two cleaves cper cnode
Example: cnaiad
whorled cleaf carrangement c- cCORRECT cANS✔✔three cor cmore cleaves cper cnode
Example: celodea, cEurasian cmilfoil
basal cleaf carrangement c- cCORRECT cANS✔✔leaves cat cthe cbase cof cthe cplant
example: ceelgrass
Leafy cPondweed c(Potamogeton cfoliosus) c- cCORRECT cANS✔✔short cnarrow cleaves calong cthe cstem
grows cfrom cshoreline cto c4 cfeet
Sago cPondweed c(Potamogeton cpectinatus) c- cCORRECT cANS✔✔Bushy cwith cnarrow, clong, cstuff, cthreadlike cleaves
spreading cleaves cresemble ca cfan
Flatstem cPondweed
Potamogeton czosteriformis c- cCORRECT cANS✔✔Flattened cstems
ribbonlike cleaves
Curlyleaf cPondweed c(Potamogeton ccrispus) c- cCORRECT cANS✔✔Invasive
Richardson's cpondweed c(Potamogeton crichardsonii) c- cCORRECT cANS✔✔Similar cto ccurlyleaf cbut clacks cteeth con con cleaf
cmargins
Brittle cNaiad c(Najas cminor) c- cCORRECT cANS✔✔Long cpointed cleaves cwith cdistinct cspines c
leaves coften crecurved cand csometimes clooks clike cthere care c3 cleaves cat ca cnode
Cabomba c(Cabomba ccaroliniana) c- cCORRECT cANS✔✔Fan clike cleaves c
rare cin cIN
Coontail c(Ceratophyllum cdemersum) c- cCORRECT cANS✔✔Looks clike craccoons ctail
WITH QUESTIONS AND CORRECT ANSWERS
At cleast c______________ cis cspent con cfor caquatic cweed ccontrol cannually cin cthe cUS c- cCORRECT cANS✔✔$100 cMillion
Problems ccaused cby caquatic cweeds c- cCORRECT cANS✔✔1. cRestrict cor cprevent crecreational cactivities c
2. cCan cpose ca chazard cto cswimmers cand cwater cskiers c
3. cExcessive cweed cgrowth cadversely caffects cfish c(overpopulation/stunting, cfish ckills)
4. cInvasive cweeds cdisrupt cnative caquatic ccommunities c
5. cWeeds ccan clower caesthetic cappeal
6. cWeeds ccan ccatch cdebris cand cspeed cup cthe cfilling cin cprocess
7. cWeeds cblock cthe cflow cof cdrainage csystems
8. cAlgae ccan ccause cfoul ctaste cand codors cin cdrinking cwater
9. csome calgae cblooms care ctoxic c
10. cweeds cprovide chabitat cfor cmosquitoes cand csimilar cinsects
Benefits cof caquatic cplants c- cCORRECT cANS✔✔Produce coxygen, cfood, chabitat cfor cfish cand cwildlife
stabilize cshorelines
prevent cerosion
remove cnutrients
The cIDNR crecommends cthat cvegetation cmanagement cplans cbe cdeveloped con ca c_____________________ cbasis c-
cCORRECT cANS✔✔Case cby ccase
One cof cthe cfirst cinvasive cspecies cto ccause csever cproblems cin cthe cUS c- cCORRECT cANS✔✔Water chyacinth
Invasive cspecies ctake cadvantage cof c_______________ csites c- cCORRECT cANS✔✔Disturbed
Algae c- cCORRECT cANS✔✔Simple cplants cwithout ctrue croots, cleaves, cflowers
T/F: calgae cis cfound cfree cfloating, cor cattached cto csurfaces c- cCORRECT cANS✔✔T
3 cmain calgae ctypes c- cCORRECT cANS✔✔Microscopic
Mat cforming
Chara
Microscopic calgae cis coften creferred cto cas c______________ c- cCORRECT cANS✔✔Water cBloom
Sudden cdie coffs cof cmicroscopic calgae clead cto c- cCORRECT cANS✔✔Oxygen cdepletion cand cfish ckills
T/F cliving cmicroscopic calgae cis cnot ca cmajor csource cof coxygen c- cCORRECT cANS✔✔F
Most ccommon cblue cgreen cmicroscopic calgae c- cCORRECT cANS✔✔Microcytis
, Anabaena
Aphanizomenon
Common cred cmicroscopic calgae c- cCORRECT cANS✔✔Euglena
Trachelomonas
Mat cforming calgae c- cCORRECT cANS✔✔Free cfloating cor cattached cmats cconsisting cof cgreen chairlike cstrands
Chara c- cCORRECT cANS✔✔Algae cthat cresembles cflowering cplants c
Submersed cand cattached cto csediment cby croot clike crhizoids
Aquatic cs cflowering cplants chave c- cCORRECT cANS✔✔Roots, cleaves, cand cflowers
Submersed cplants c- cCORRECT cANS✔✔Plants cthat clive cbeneath cthe csurface cand care crooted cin cthe cbottom csediments
Free cfloating cplants c- cCORRECT cANS✔✔Plants cthat clive cunattached con cor cjust cbelow cthe cwater csurface
Duckweed cgrowth c- cCORRECT cANS✔✔Can cbe cvery cprolific, ccovering cthe csurface cand ccausing canaerobic cconditions
Rooted cfloating cplants c- cCORRECT cANS✔✔Plants crooted cin cshallow cwater csediments cwith cfloating cor cerect cleaves
Emergent cplants c- cCORRECT cANS✔✔plants cthat cextend cabove cthe cwater csurface cand crooted cin cwaters cbelow c2-3 cfeet
Perennial caquatic cplants cmostly csprout cfrom c____________ c- cCORRECT cANS✔✔Rhizomes
Rhizome c- cCORRECT cANS✔✔a chorizontal, cunderground cstem cthat cproduces cnew cleaves, cshoots, cand croots
alternate cleaf carrangement c- cCORRECT cANS✔✔one cleaf cper cnode
Example: cpondweeds
opposite cleaf carrangement c- cCORRECT cANS✔✔two cleaves cper cnode
Example: cnaiad
whorled cleaf carrangement c- cCORRECT cANS✔✔three cor cmore cleaves cper cnode
Example: celodea, cEurasian cmilfoil
basal cleaf carrangement c- cCORRECT cANS✔✔leaves cat cthe cbase cof cthe cplant
example: ceelgrass
Leafy cPondweed c(Potamogeton cfoliosus) c- cCORRECT cANS✔✔short cnarrow cleaves calong cthe cstem
grows cfrom cshoreline cto c4 cfeet
Sago cPondweed c(Potamogeton cpectinatus) c- cCORRECT cANS✔✔Bushy cwith cnarrow, clong, cstuff, cthreadlike cleaves
spreading cleaves cresemble ca cfan
Flatstem cPondweed
Potamogeton czosteriformis c- cCORRECT cANS✔✔Flattened cstems
ribbonlike cleaves
Curlyleaf cPondweed c(Potamogeton ccrispus) c- cCORRECT cANS✔✔Invasive
Richardson's cpondweed c(Potamogeton crichardsonii) c- cCORRECT cANS✔✔Similar cto ccurlyleaf cbut clacks cteeth con con cleaf
cmargins
Brittle cNaiad c(Najas cminor) c- cCORRECT cANS✔✔Long cpointed cleaves cwith cdistinct cspines c
leaves coften crecurved cand csometimes clooks clike cthere care c3 cleaves cat ca cnode
Cabomba c(Cabomba ccaroliniana) c- cCORRECT cANS✔✔Fan clike cleaves c
rare cin cIN
Coontail c(Ceratophyllum cdemersum) c- cCORRECT cANS✔✔Looks clike craccoons ctail
