ILLINOIS GENERAL STANDARDS PESTICIDE EXAM
Pest - Answers - any insect, mite, rodent, weed, disease etc that is injurious to the
health of humans, animals, plants, or the environment
Goal of IPM - Answers - keep pests below economic and aesthetic injury level, avoid
adverse effects on humans, wildlife, environment
economic injury level - Answers - breakeven point at which cost of pest control equals
revenue loss caused by pest
economic threshold level - Answers - number of pests per plant or amount of damage to
plant at which control measures should begin
aesthetic injury level - Answers - number of pests that might cause enough damage to
the appearance of a plant to warrant cost of control - might vary
key to successful IPM - Answers - monitoring pest pop and plant conditions
cultural control - Answers - improve crop health
mechanical control - Answers - physical pest elimination
biological control - Answers - living organisms reduce pests
chemical control - Answers - chemical agents reduce pests
preventative control - Answers - prevent entry and spread
pesticide failure - Answers - wrong type, wrong pest stage, wrong area, pest resistance
insects - Answers - exoskeleton, 3 pairs jointed legs, 3 body region
insect body regions - Answers - head, thorax, abdomen
incomplete development - Answers - 3 life stages - eggs, nymph, adult
complete development - Answers - 4 life stages - egg, larvae, pupae, adult
mites - Answers - spider-like, 4 pairs of legs
spiders - Answers - 4 pairs of legs, 2 body regions
crustaceans - Answers - 7 pairs of legs ex) pillbugs
, birds - Answers - all protected except non-native ex) starlings, house sparrows
mammals - Answers - protected except rats, mice, ground squirrels
noninfectious disease - Answers - cannot be transferred pest to pest or plant to plant,
often result of unfavorable conditions
infectious disease - Answers - multiply within host, transferable
chlorosis - Answers - yellowing of leaves
Mosiac - Answers - green and yellow patching
gall - Answers - abnormal swelling
infectious disease development elements - Answers - susceptible host, plant pathogen,
environment, time
weeds - Answers - any plant growing where is is unwanted
noxious - Answers - declared by law, must be controlled
ragweed, marijuana, thistle, john songrass - Answers - noxious weeds
exotic - Answers - unlawful to sell, buy, plant
honeysuckle, buckthorn - Answers - exotic weeds
3 types of weeds - Answers - grasses, grass-like, broadleaf
grass/grass-like - Answers - parallel veins
broadleaf weeds - Answers - net-veined, less elongated
annual weeds - Answers - life cycle 1 year
biennial weeds - Answers - 2 year life cycle
perennial weeds - Answers - 2+ year lifespan
What type of weed germinates in the spring, develops a root system and low growing
cluster of leaves called a rosette? - Answers - a biennial weed
pesticide - Answers - Any chemical used to destroy, prevent or control any form of life
declared as a pest
Pest - Answers - any insect, mite, rodent, weed, disease etc that is injurious to the
health of humans, animals, plants, or the environment
Goal of IPM - Answers - keep pests below economic and aesthetic injury level, avoid
adverse effects on humans, wildlife, environment
economic injury level - Answers - breakeven point at which cost of pest control equals
revenue loss caused by pest
economic threshold level - Answers - number of pests per plant or amount of damage to
plant at which control measures should begin
aesthetic injury level - Answers - number of pests that might cause enough damage to
the appearance of a plant to warrant cost of control - might vary
key to successful IPM - Answers - monitoring pest pop and plant conditions
cultural control - Answers - improve crop health
mechanical control - Answers - physical pest elimination
biological control - Answers - living organisms reduce pests
chemical control - Answers - chemical agents reduce pests
preventative control - Answers - prevent entry and spread
pesticide failure - Answers - wrong type, wrong pest stage, wrong area, pest resistance
insects - Answers - exoskeleton, 3 pairs jointed legs, 3 body region
insect body regions - Answers - head, thorax, abdomen
incomplete development - Answers - 3 life stages - eggs, nymph, adult
complete development - Answers - 4 life stages - egg, larvae, pupae, adult
mites - Answers - spider-like, 4 pairs of legs
spiders - Answers - 4 pairs of legs, 2 body regions
crustaceans - Answers - 7 pairs of legs ex) pillbugs
, birds - Answers - all protected except non-native ex) starlings, house sparrows
mammals - Answers - protected except rats, mice, ground squirrels
noninfectious disease - Answers - cannot be transferred pest to pest or plant to plant,
often result of unfavorable conditions
infectious disease - Answers - multiply within host, transferable
chlorosis - Answers - yellowing of leaves
Mosiac - Answers - green and yellow patching
gall - Answers - abnormal swelling
infectious disease development elements - Answers - susceptible host, plant pathogen,
environment, time
weeds - Answers - any plant growing where is is unwanted
noxious - Answers - declared by law, must be controlled
ragweed, marijuana, thistle, john songrass - Answers - noxious weeds
exotic - Answers - unlawful to sell, buy, plant
honeysuckle, buckthorn - Answers - exotic weeds
3 types of weeds - Answers - grasses, grass-like, broadleaf
grass/grass-like - Answers - parallel veins
broadleaf weeds - Answers - net-veined, less elongated
annual weeds - Answers - life cycle 1 year
biennial weeds - Answers - 2 year life cycle
perennial weeds - Answers - 2+ year lifespan
What type of weed germinates in the spring, develops a root system and low growing
cluster of leaves called a rosette? - Answers - a biennial weed
pesticide - Answers - Any chemical used to destroy, prevent or control any form of life
declared as a pest
