Massachusetts Pesticide License Exam||
2024 LATEST UPDATE|| CORRECT 100%
absorption - ANSWER the movement of a chemical into plants, animals (including humans),
microorganisms or soil
Acaricide - ANSWER a pesticide used to control mites and ticks. a Miticide is a type of acaricide
Acidic - ANSWER having a ph less than 7
Acidifiers = Buffers - ANSWER adjuvants used to retard chemical degradation of pesticides in the spray
tank by lowering the pH of alkaline water used as a diluent
Action Threshold - ANSWER a predetermined level of pest infestation or damage at which some type of
pest management action must be taken
Activated Charcoal - ANSWER A finely ground charcoal that adsorbs chemicals.
Active Ingredient (AI) - ANSWER The chemical or chemicals in a product responsible for pesticidal
activity.
Acute effect - ANSWER a symptom, illness, or injury that occurs shortly after the exposure to a pesticide
Acute Exposure - ANSWER An exposure to a single dose of pesticide
Acute Rodenticide - ANSWER a pesticide that is capable of killing a rodent after a single feeding
Acute Toxicity - ANSWER The ability of a pesticide to cause illness after a single exposure. LD50 and LC50
are common indicators of the degree of acute toxicity
, Adjuvant (Additive) - ANSWER a substance added to a pesticide to improve its effectiveness or safety
Adsorption - ANSWER the process whereby chemicals are bound to a surface by physical or chemical
attraction
application rate - ANSWER the amount of pesticide applied to a known area (such as an acre or 1,000
square feet ) volume or animal
Aquifer - ANSWER a geological formation (ex: sand, gravel, bed rock), from which groundwater can be
drawn
Arachnid - ANSWER a wingless arthropod with two body regions and four pairs of jointed legs (spiders,
ticks, mites)
Arthropod - ANSWER An invertebrate animal characterized by jointed body and limbs usually a hard
body covering that is molted at intervals. Insects, arachnids, millipedes and centipedes are arthropods
Atropine (Atropine Sulfate) - ANSWER An antidote used to treat organophosphate and carbamate
poisoning.
attractant - ANSWER a substance or device to lure insects or other pests to a trap or poison bait
avicide - ANSWER a pesticide used to kill or repel birds
Back-siphoning - ANSWER the movement of a pesticide mixture from a spray tank through the filling
hose into the water source
Bacteria - ANSWER a single-celled organisms; some causes diseases in plants and animals
Bactericide - ANSWER a pesticide used to control bacteria
2024 LATEST UPDATE|| CORRECT 100%
absorption - ANSWER the movement of a chemical into plants, animals (including humans),
microorganisms or soil
Acaricide - ANSWER a pesticide used to control mites and ticks. a Miticide is a type of acaricide
Acidic - ANSWER having a ph less than 7
Acidifiers = Buffers - ANSWER adjuvants used to retard chemical degradation of pesticides in the spray
tank by lowering the pH of alkaline water used as a diluent
Action Threshold - ANSWER a predetermined level of pest infestation or damage at which some type of
pest management action must be taken
Activated Charcoal - ANSWER A finely ground charcoal that adsorbs chemicals.
Active Ingredient (AI) - ANSWER The chemical or chemicals in a product responsible for pesticidal
activity.
Acute effect - ANSWER a symptom, illness, or injury that occurs shortly after the exposure to a pesticide
Acute Exposure - ANSWER An exposure to a single dose of pesticide
Acute Rodenticide - ANSWER a pesticide that is capable of killing a rodent after a single feeding
Acute Toxicity - ANSWER The ability of a pesticide to cause illness after a single exposure. LD50 and LC50
are common indicators of the degree of acute toxicity
, Adjuvant (Additive) - ANSWER a substance added to a pesticide to improve its effectiveness or safety
Adsorption - ANSWER the process whereby chemicals are bound to a surface by physical or chemical
attraction
application rate - ANSWER the amount of pesticide applied to a known area (such as an acre or 1,000
square feet ) volume or animal
Aquifer - ANSWER a geological formation (ex: sand, gravel, bed rock), from which groundwater can be
drawn
Arachnid - ANSWER a wingless arthropod with two body regions and four pairs of jointed legs (spiders,
ticks, mites)
Arthropod - ANSWER An invertebrate animal characterized by jointed body and limbs usually a hard
body covering that is molted at intervals. Insects, arachnids, millipedes and centipedes are arthropods
Atropine (Atropine Sulfate) - ANSWER An antidote used to treat organophosphate and carbamate
poisoning.
attractant - ANSWER a substance or device to lure insects or other pests to a trap or poison bait
avicide - ANSWER a pesticide used to kill or repel birds
Back-siphoning - ANSWER the movement of a pesticide mixture from a spray tank through the filling
hose into the water source
Bacteria - ANSWER a single-celled organisms; some causes diseases in plants and animals
Bactericide - ANSWER a pesticide used to control bacteria
