Washington Pesticide Laws and Safety Exam
Questions and Answers with Verified
Solutions | Latest Updated 2026
One of the earliest uses of True
chemicals as pesticides was
the burning of sulfur. (True or
False)
When the pest reaches the economic threshold
__________________, pest
management procedures
need to be applied to prevent
the pest from reaching the
economically damaging
populations.
Mechanical Control Method Hand destruction, traps, mechanical
exclusions such as screens, nets, and
fences.
Physical Controls Manipulation of water, humidity, or
temperature, electric shock, light.
Cultural Control Manipulation of the environment to
advert. Managing irrigation, rotating
crops, pruning.
, Genetic Controls Use of plants that are resistant to attack
by pests. Can also mean genetic
manipulation of pest populations- ex
releasing sterile male worms.
Biological Controls Introduction, encouragement, or artificial
increase of insects/animals that are
parasites or predators of a pest or plant.
Chemical Controls Use of naturally derived or synthetic
chemicals (Pesticides) that kill, attract,
repel, or otherwise control growth of
pest, plants, animals, and
microorganisms.
Avicides Control pest BIRDS
Bactericides To control bacteria
Fungicides To control fungi
Herbicides To control weeds, shrubs, trees.
Insecticides To control insects and insect relatives
Miticides (acaricides) To control mites
Molluscicides To control snails and slugs
Questions and Answers with Verified
Solutions | Latest Updated 2026
One of the earliest uses of True
chemicals as pesticides was
the burning of sulfur. (True or
False)
When the pest reaches the economic threshold
__________________, pest
management procedures
need to be applied to prevent
the pest from reaching the
economically damaging
populations.
Mechanical Control Method Hand destruction, traps, mechanical
exclusions such as screens, nets, and
fences.
Physical Controls Manipulation of water, humidity, or
temperature, electric shock, light.
Cultural Control Manipulation of the environment to
advert. Managing irrigation, rotating
crops, pruning.
, Genetic Controls Use of plants that are resistant to attack
by pests. Can also mean genetic
manipulation of pest populations- ex
releasing sterile male worms.
Biological Controls Introduction, encouragement, or artificial
increase of insects/animals that are
parasites or predators of a pest or plant.
Chemical Controls Use of naturally derived or synthetic
chemicals (Pesticides) that kill, attract,
repel, or otherwise control growth of
pest, plants, animals, and
microorganisms.
Avicides Control pest BIRDS
Bactericides To control bacteria
Fungicides To control fungi
Herbicides To control weeds, shrubs, trees.
Insecticides To control insects and insect relatives
Miticides (acaricides) To control mites
Molluscicides To control snails and slugs
