PENNSYLVANIA PESTICIDE APPLICATORS
CERTIFICATION - CHAPTER 1 ‘PEST MANAGEMENT’
QUESTIONS WITH ANSWERS UPDATED 2024 - 2025
Pest,,ANS,-
,,An,undesirable,organism,that,injures,humans,,desirable,plants,and,animals,,manufactured,products,,or,n
atural,substances
Pathogen,,ANS,-,,A,disease,causing,organism,,,such,as,viruses,,bacteria,,and,fungi
Weed,,ANS,-,,A,plant,that,is,growing,out,of,place,or,of,an,unwanted,variety
Pesticide,resistance,,ANS,-,,Adjustment,made,by,pests,to,withstand,toxic,effects,of,pesticides.
What,pesticide,,infamously,highlighted,in,Rachel,Carsons,"A,Silent,Spring,",did,hundreds,of,insects,becom
e,resistant,too,,and,had,adverse,impacts,on,plant,and,animal,life.,,ANS,-,,DDT
Bioaccumulation,,ANS,-
,,The,accumulation,of,substances,,such,as,pesticides,,or,other,chemicals,in,an,organism.
Biomagnification,,ANS,-
,,The,accumulation,of,substances,,such,as,pesticides,,or,other,chemicals,in,an,organism,that,increase,in,co
ncentration,through,trophic,cascades.,Animals,higher,on,the,food,chain,(e.g.,Gray,Wolves),will,have,highe
r,concentrations,than,mice.
What,are,the,four,main,groups,of,pests?,,ANS,-
,,Weeds,(undesirable,plants),,invertebrates,(ticks,,snails,,etc.),,disease,agents,or,pathogens,(bacteria,,virus
es,,fungi),,and,vertebrates,(feral,swine,,European,starling)
What,are,some,ways,to,identify,pests?,,ANS,-
,,Consulting,with,a,professional,,using,guides,,id,keys,,and,biological,information,(tracks,,scat,,etc.)
, Abiotic,factors,,ANS,-
,,Are,natural,control,measures,within,the,environment,that,injure,or,destroy,plants,and,animals,,including,
pests.
Biological,Controls,,ANS,-
,,Are,the,use,of,natural,enemies,such,as;,predators,,parasites,,pathogens,,and,competitors,to,control,pests
,and,their,damage.
Chemical,Control,,ANS,-
,,A,pest,control,method,that,involves,using,naturally,derived,and/or,synthetic,chemicals.,Often,called,pest
icides.
Pesticide,,ANS,-
,,Any,material,that,is,applied,to,plants,,soil,,water,,harvested,crops,,structures,,clothing,and,furniture,,or,a
nimals,to,attract,,kill,,regulate,,repel,,or,regulate,or,interrupt,the,growth,and,mating,of,pests,,or,to,regulat
e,plant,growth.
Avicides,,ANS,-,,Control,or,repel,pest,birds
Bactericides,,ANS,-,,control,bacteria
Chemosterilants,,ANS,-,,Sterilize,insects,or,pest,vertebrates
Defoliants,,ANS,-,,causes,leaves,to,fall,from,plants
Desiccants,,ANS,-,,Promote,drying,or,loss,of,moisture,from,plant,tissues,and,insects
Disinfectant,,ANS,-,,(antimicrobials),control,microorganisms
Fungicides,,ANS,-,,Control,fungi
growth,regulators,,ANS,-,,alter,the,growth,or,development,of,a,plant,or,animal
