Massachusetts Pesticide License
Exam|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
The benefits of buying summaries with Stuvia:
Guaranteed quality through customer reviews
Stuvia customers have reviewed more than 700,000 summaries. This how you know that you are buying the best documents.
Quick and easy check-out
You can quickly pay through credit card or Stuvia-credit for the summaries. There is no membership needed.
Focus on what matters
Your fellow students write the study notes themselves, which is why the documents are always reliable and up-to-date. This ensures you quickly get to the core!
Frequently asked questions
What do I get when I buy this document?
You get a PDF, available immediately after your purchase. The purchased document is accessible anytime, anywhere and indefinitely through your profile.
Satisfaction guarantee: how does it work?
Our satisfaction guarantee ensures that you always find a study document that suits you well. You fill out a form, and our customer service team takes care of the rest.
Who am I buying these notes from?
Stuvia is a marketplace, so you are not buying this document from us, but from seller Victorious23. Stuvia facilitates payment to the seller.
Will I be stuck with a subscription?
No, you only buy these notes for $12.49. You're not tied to anything after your purchase.