Acute toxicity {Ans: How poisonous a pesticide is to an animal or person after a single dose (or exposure).}Riparian {Ans: Ecosystems that occur along watercourses or water bodies.}Emetic Agent {Ans: A chemical that causes vomiting.}Cartridge {Ans: The part of a mask or respirator that absorbs fumes and vapors.}Compatible {Ans: Two compounds are said to be compatible when they can be mixed without affecting each others' properties.}Class {Ans: Grouping of animals and insects.}EPA Establishment Number {Ans: Numbers assigned to pesticide protection plants.}Tactile {Ans: Refers to how something feels when you touch it.}Parasite {Ans: An organism that gets all or part of its food from another living organism.}Chemosterilants {Ans: A chemical that causes an animal to become irreversibly sterile without changing its mating behavior or longevity.}Depredation (permit) {Ans: The killing, injuring, or consumption of a desirable plant or animal by another animal. (a permit allowing certain wildlife control techniques on protected species.)}Pathogen {Ans: An organism that causes diseases.}Absorption {Ans: The process by which pesticides are taken into animals, including humans, and porous surfaces (soil).}Nesting {Ans: Caring for a nest of eggs or young birds.}Non-target {Ans: Anything that