Exam (elaborations)
Massachusetts Pesticide License Exam|124 Questions And Answers
Massachusetts Pesticide License Exam|124 Questions And Answers
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Massachusetts Pesticide LicenseExam|124 Questions And Answers
absorption - -the movement of a chemical into plants, animals (including
humans), microorganisms or soil
- Acaricide - -a pesticide used to control mites and ticks. a Miticide is a type
of acaricide
- Acidic - -having a ph less than 7
- Acidifiers = Buffers - -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 - -a predetermined level of pest infestation or damage at
which some type of pest management action must be taken
- Activated Charcoal - -A finely ground charcoal that adsorbs chemicals.
- Active Ingredient (AI) - -The chemical or chemicals in a product
responsible for pesticidal activity.
- Acute effect - -a symptom, illness, or injury that occurs shortly after the
exposure to a pesticide
- Acute Exposure - -An exposure to a single dose of pesticide
- Acute Rodenticide - -a pesticide that is capable of killing a rodent after a
single feeding
- Acute Toxicity - -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) - -a substance added to a pesticide to improve its
effectiveness or safety
- Adsorption - -the process whereby chemicals are bound to a surface by
physical or chemical attraction
- Adulterated Pesticide - -A pesticide that does not conform to the specified
standard or quality as documented on its label or labeling
, - Aerosol - -a liquid formulation that produces a mist or fod when applied
from a container in which it is held under pressure or from a fod-generating
machine
- Agitation - -The process of stirring or mixing the contents of a spray tank
- Air-blast sprayer - -A type of pesticide application equipment that uses a
large volume of air moving at high speed to break up and disperse spray
droplets from the nozzles
- Algae - -relatively simple plants that are photosynthetic and contain
chlorophyll
- Algaecide (algicide) - -a pesticide used to kill or inhibit algae
- Alkaline - -having a pH greater than 7, als
- Allergic Effects - -a hypersensitivity to a specific substance which is not
due to the substance's toxicity
- annual - -a plant that completes its life cycle in one year
- antidote - -a practical treatment used to counteract the effects of pesticide
poisoning
- Antifouling Paint - -a paint containing a pesticide (ex: Copper) that
prevents aquatic organisms from attaching to underwater structures (such
as boat hulls, crab pots and water intake pipes)
- Antisiphoning Device - -a mechanism that prevents back flow of a
pesticide mix from the spray tank into a water source
- application rate - -the amount of pesticide applied to a known area (such
as an acre or 1,000 square feet ) volume or animal
- Aquifer - -a geological formation (ex: sand, gravel, bed rock), from which
groundwater can be drawn
- Arachnid - -a wingless arthropod with two body regions and four pairs of
jointed legs (spiders, ticks, mites)
- Arthropod - -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
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