TEXAS DEPARTMENT OF AGRICULTURE LAWS
& REGULATIONS COMMERCIAL
COMPREHENSIVE STUDY GUIDE 2026
◉ Animal.
Answer: vertebrate or invertebrate species, including man, other
mammals, birds, fish, and shellfish
◉ Antidote.
Answer: practical treatment used in preventing or lessening ill
effects from poisoning, including first aid
◉ Application of a herbicide.
Answer: spreading of a herbicide on real property having a
continuous boundary line
◉ Defoliant.
Answer: substance or mixture of substances intended to cause the
leaves or foliage to drop from a plant, with or without causing
abscission
◉ Dessicant.
,Answer: substanc or mixture of substances intended to artificially
accelerate the drying of plant tissue
◉ Device.
Answer: instrument or contrivance, other than a firearm, that is
used to trap, destory repel, or mitigate a pest or other form of plant
or animal life, other than man or a bacteria, virus, ro other
microorganism on or in lving man or other living animals; does not
include equipment sold separately from a pesticide
◉ Distribute.
Answer: offer for sale, hold for sale, sell, barter, or supply
◉ Environment.
Answer: water, air, land, plants, man, and other animals living in or
on water, air, or land, and the interrelationships that exist among
them
◉ Equipment.
Answer: Any type of ground, water, or aerial equipment or
contrivance employing motorized, mechanical, or pressurized power
and used to apply a pesticide to land or to anything that may be
inhabiting or growing or stored on or in the land. The term does not
include a pressurized hand-sized household apparatus used to apply
a pesticide or any equipment or contrivance for which the person
, applying the pesticide is the source of power or energy used in
making the pesticide application
◉ FIFRA.
Answer: Federal Insecticide, Fungicide, and Rodenticide Act
◉ Fungus.
Answer: non-chlorophyll-bearing thallophyte, including rust, smut,
mildew, mold, yeast, or bacteria, but not including a non-
chlorophyll-bearing thallophyte on or in living man or other living
animals or on or in a processed food, beverage, or pharmaceutical
◉ Insert ingredient.
Answer: ingredient that is not an active ingredient
◉ insect.
Answer: any of the numerous small invertebrate animals generally
having a segmented body and for the most part belonging to the
class Insecta, comprising six-legged, usually winged forms such as
beetles, bugs, bees, and flies; includes allied classes of arthropods,
the members of which are wingless and usually have more than six
legs, such as spiders, mites, ticks, centipeded, and wood lice
◉ Label.
& REGULATIONS COMMERCIAL
COMPREHENSIVE STUDY GUIDE 2026
◉ Animal.
Answer: vertebrate or invertebrate species, including man, other
mammals, birds, fish, and shellfish
◉ Antidote.
Answer: practical treatment used in preventing or lessening ill
effects from poisoning, including first aid
◉ Application of a herbicide.
Answer: spreading of a herbicide on real property having a
continuous boundary line
◉ Defoliant.
Answer: substance or mixture of substances intended to cause the
leaves or foliage to drop from a plant, with or without causing
abscission
◉ Dessicant.
,Answer: substanc or mixture of substances intended to artificially
accelerate the drying of plant tissue
◉ Device.
Answer: instrument or contrivance, other than a firearm, that is
used to trap, destory repel, or mitigate a pest or other form of plant
or animal life, other than man or a bacteria, virus, ro other
microorganism on or in lving man or other living animals; does not
include equipment sold separately from a pesticide
◉ Distribute.
Answer: offer for sale, hold for sale, sell, barter, or supply
◉ Environment.
Answer: water, air, land, plants, man, and other animals living in or
on water, air, or land, and the interrelationships that exist among
them
◉ Equipment.
Answer: Any type of ground, water, or aerial equipment or
contrivance employing motorized, mechanical, or pressurized power
and used to apply a pesticide to land or to anything that may be
inhabiting or growing or stored on or in the land. The term does not
include a pressurized hand-sized household apparatus used to apply
a pesticide or any equipment or contrivance for which the person
, applying the pesticide is the source of power or energy used in
making the pesticide application
◉ FIFRA.
Answer: Federal Insecticide, Fungicide, and Rodenticide Act
◉ Fungus.
Answer: non-chlorophyll-bearing thallophyte, including rust, smut,
mildew, mold, yeast, or bacteria, but not including a non-
chlorophyll-bearing thallophyte on or in living man or other living
animals or on or in a processed food, beverage, or pharmaceutical
◉ Insert ingredient.
Answer: ingredient that is not an active ingredient
◉ insect.
Answer: any of the numerous small invertebrate animals generally
having a segmented body and for the most part belonging to the
class Insecta, comprising six-legged, usually winged forms such as
beetles, bugs, bees, and flies; includes allied classes of arthropods,
the members of which are wingless and usually have more than six
legs, such as spiders, mites, ticks, centipeded, and wood lice
◉ Label.
