Colorado pesticide terms Study Guide Solutions
Abrasion - ANSWER✔✔-physical wearing and grinding of a surface
through friction and impact by a material
absorption - ANSWER✔✔-the process by which pesticides are taken into
plants by roots or foliage
absorptive clay - ANSWER✔✔-a special type of powder which can take up
chemicals and hold them. used to clean up spills
Acaricide - ANSWER✔✔-a pesticide usd to control mites and ticks same as
miticide
accumulate - ANSWER✔✔-to build up, add to, store, or pile up`
acid - ANSWER✔✔-a compound whose hydrogen atom is replaceable by
positive ions or radicals to form salts
acid equivalent - ANSWER✔✔-the theoretical yield of parent acid from an
ester of salt such as esters of 2,4-D or the amine salt of 2,4-D
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,activated charcoal - ANSWER✔✔-very finely ground, high quality charcoal
which absorbs liquids and gases very easily
activator - ANSWER✔✔-a material added to a pesticide to increase, either
directly or indirectly its toxicity
active ingredient - ANSWER✔✔-the chemical or chemicals in a product
responsible for the desired effects, which are capable of preventing,
destroying, repelling or mitigating insects, fungi, rodents, weeds, or other
pests.
acute poisoning - ANSWER✔✔-poisoning which occurs after a single does
or exposure of a pesticide
actue toxicity - ANSWER✔✔-how poisonous a pesticide is to an animal or
person after a single dose or exposure
adjuvant - ANSWER✔✔-a chemical or agent added to a pesticide mixture
which helps the active ingredient do a better job or increase the
effectiveness of the pesticide. EX wetting agent, spreader, adhesive,
emulsifying agent, penetrant.
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, adsorption - ANSWER✔✔-the process by which materials are held or
bound to the surface in such a manner that the chemical is only slowly
available. clay and high organic soils tend to adsorb pesticides in many
instances
aerial application - ANSWER✔✔-treatment applied with the use of an
airplane or helicopter
aerosol - ANSWER✔✔-a fine spray produced by pressurized gas that
leaves very small droplets of pesticide suspended in air
aesthetic threshold - ANSWER✔✔-damage level that is unacceptable to the
viewer
aggregate exposure - ANSWER✔✔-the sum of exposures from all sources.
including residues in food and drinking water, occupational exposures,
and residential and other non occupational exposures
agitation - ANSWER✔✔-the process of stirring or mixing to keep a
pesticide or tank mix from separating or settling in the spray tank
agitator - ANSWER✔✔-A paddle, air, or hydraulic action to keep a
pesticide chemical mixed in the spray or loading tank
Copyright ©EMILLYCHARLOTE 2025 ACADEMIC YEAR, ALL RIGHTS RESERVED. Page 3/16
Abrasion - ANSWER✔✔-physical wearing and grinding of a surface
through friction and impact by a material
absorption - ANSWER✔✔-the process by which pesticides are taken into
plants by roots or foliage
absorptive clay - ANSWER✔✔-a special type of powder which can take up
chemicals and hold them. used to clean up spills
Acaricide - ANSWER✔✔-a pesticide usd to control mites and ticks same as
miticide
accumulate - ANSWER✔✔-to build up, add to, store, or pile up`
acid - ANSWER✔✔-a compound whose hydrogen atom is replaceable by
positive ions or radicals to form salts
acid equivalent - ANSWER✔✔-the theoretical yield of parent acid from an
ester of salt such as esters of 2,4-D or the amine salt of 2,4-D
Copyright ©EMILLYCHARLOTE 2025 ACADEMIC YEAR, ALL RIGHTS RESERVED. Page 1/16
,activated charcoal - ANSWER✔✔-very finely ground, high quality charcoal
which absorbs liquids and gases very easily
activator - ANSWER✔✔-a material added to a pesticide to increase, either
directly or indirectly its toxicity
active ingredient - ANSWER✔✔-the chemical or chemicals in a product
responsible for the desired effects, which are capable of preventing,
destroying, repelling or mitigating insects, fungi, rodents, weeds, or other
pests.
acute poisoning - ANSWER✔✔-poisoning which occurs after a single does
or exposure of a pesticide
actue toxicity - ANSWER✔✔-how poisonous a pesticide is to an animal or
person after a single dose or exposure
adjuvant - ANSWER✔✔-a chemical or agent added to a pesticide mixture
which helps the active ingredient do a better job or increase the
effectiveness of the pesticide. EX wetting agent, spreader, adhesive,
emulsifying agent, penetrant.
Copyright ©EMILLYCHARLOTE 2025 ACADEMIC YEAR, ALL RIGHTS RESERVED. Page 2/16
, adsorption - ANSWER✔✔-the process by which materials are held or
bound to the surface in such a manner that the chemical is only slowly
available. clay and high organic soils tend to adsorb pesticides in many
instances
aerial application - ANSWER✔✔-treatment applied with the use of an
airplane or helicopter
aerosol - ANSWER✔✔-a fine spray produced by pressurized gas that
leaves very small droplets of pesticide suspended in air
aesthetic threshold - ANSWER✔✔-damage level that is unacceptable to the
viewer
aggregate exposure - ANSWER✔✔-the sum of exposures from all sources.
including residues in food and drinking water, occupational exposures,
and residential and other non occupational exposures
agitation - ANSWER✔✔-the process of stirring or mixing to keep a
pesticide or tank mix from separating or settling in the spray tank
agitator - ANSWER✔✔-A paddle, air, or hydraulic action to keep a
pesticide chemical mixed in the spray or loading tank
Copyright ©EMILLYCHARLOTE 2025 ACADEMIC YEAR, ALL RIGHTS RESERVED. Page 3/16
