Washington Pesticide Laws and Safety Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
The movement of chemical Absorption
into plants, animals (including
humans), microorganisms, or
soil.
A pesticide used to control Acaricide
mites and ticks. A miticide is a
type of acaricide.
The primary chemical Acetylcholine
responsible for the
transmission of nerve stimuli
across the synapse of two
neurons or the muscle.
Charcoal which when finely Activated Charcoal
ground absorbs liquids and
gases.
An adjuvant added to a Activator
pesticide to increase its
toxicity.
,The chemical or chemicals in a Active Ingredient
product responsible for
pesticidal activity.
The harmful effects that occur Acute Effects
from a single exposure to a
pesticide by any route of
entry.
The capacity of a pesticide to Acute Toxicity
cause injury from a single
exposure. LD50 and LC are
common indicators of the the
degree of acute toxicity. (See
Chronic Toxicity)
The property of a substance Adherence
to stick to a given surface.
A substance added to a Adjuvant
pesticide to improve its
effectiveness or safety. Same
as additive. Examples are
penetrants, spreader-stickers,
and wetting agents.
The process by which Adsorption
chemicals are held or bound
to a surface by physical or
chemical attraction. Clay and
high organic soils tend to
adsorb pesticides.
, A pesticide that does not Adulterated Pesticide
conform to the professed
standard or quality as
documented on its label or
labeling.
A material stored in a Aerosol
container under pressure. An
extremely fine mist is
produced when the material,
dissolved in liquid, is released
into the air from the
pressurized container.
Process of a stirring or mixing Agitation
in a sprayer.
A type of protection from Air-Purifying Respirators
pesticides that uses physical
and chemical filters to trap
and remove contaminants as
they pass through the device
before breathed by the
wearer. They may be powered
or non-powered.
A type of protection from Air-Supplying Respirators
pesticides that provide clean,
uncontaminated air from an
outside source.
Questions and Answers with Verified
Solutions | Latest Updated 2026
The movement of chemical Absorption
into plants, animals (including
humans), microorganisms, or
soil.
A pesticide used to control Acaricide
mites and ticks. A miticide is a
type of acaricide.
The primary chemical Acetylcholine
responsible for the
transmission of nerve stimuli
across the synapse of two
neurons or the muscle.
Charcoal which when finely Activated Charcoal
ground absorbs liquids and
gases.
An adjuvant added to a Activator
pesticide to increase its
toxicity.
,The chemical or chemicals in a Active Ingredient
product responsible for
pesticidal activity.
The harmful effects that occur Acute Effects
from a single exposure to a
pesticide by any route of
entry.
The capacity of a pesticide to Acute Toxicity
cause injury from a single
exposure. LD50 and LC are
common indicators of the the
degree of acute toxicity. (See
Chronic Toxicity)
The property of a substance Adherence
to stick to a given surface.
A substance added to a Adjuvant
pesticide to improve its
effectiveness or safety. Same
as additive. Examples are
penetrants, spreader-stickers,
and wetting agents.
The process by which Adsorption
chemicals are held or bound
to a surface by physical or
chemical attraction. Clay and
high organic soils tend to
adsorb pesticides.
, A pesticide that does not Adulterated Pesticide
conform to the professed
standard or quality as
documented on its label or
labeling.
A material stored in a Aerosol
container under pressure. An
extremely fine mist is
produced when the material,
dissolved in liquid, is released
into the air from the
pressurized container.
Process of a stirring or mixing Agitation
in a sprayer.
A type of protection from Air-Purifying Respirators
pesticides that uses physical
and chemical filters to trap
and remove contaminants as
they pass through the device
before breathed by the
wearer. They may be powered
or non-powered.
A type of protection from Air-Supplying Respirators
pesticides that provide clean,
uncontaminated air from an
outside source.
