WA State Aquatic Pest Control Practice Test Questions And Answers Verified 100% Correct

WA State Aquatic Pest Control Practice Test Questions And Answers Verified 100% Correct floating plant - ANSWER -a free-floating or anchored aquatic plant adapted to grow with most of its vegetation tissue at or above the water surface; rises and falls with the water level flowable - ANSWER -formulation with active ingredient impregnated on very fine solids suspended in liquid fogger - ANSWER -application equipment that breaks liquid into very fine droplets (.1-50 microns) and blows or drifts them onto the traget area. Also called an aerosol generator formulation - ANSWER -a mixture containing the active ingredient, carrier, diluents, and other additives required to make the product ready for application gpa - ANSWER -gallons per acre gpm - ANSWER -gallons per minute granule, granular - ANSWER -a dry formulation of pesticide in which the active ingredient is impregnated on small particles of carrier, such as clay or ground up corn cobs grass - ANSWER -botanically, any plant of the gramineae family. these are characterized by narrow leaves with parallel veins; leaves composed of blade, sheath , and ligule; stems and fibrous roots; and inconspicuous flowers usually arranged in spikelets growth regulator - ANSWER -a substance used for controlling or modyfing plant growth processes without appreciable phytotxic effects at the recommended dosage habitat - ANSWER -environment (place) where plants and animals live naturally hard water - ANSWER -generally defined as water containing 332 ppm of calcium carbonate. water that contains a mixture of certain minerals, usually calcium and magnesium sulfates, chlorides, or carbonates in sufficient amounts to cause a curd or precipitate instead of lather when soap is added. Very ________________ may cause precipitates in some pesticide sprays hazard - ANSWER -the probability that injury or detrimental effects will result. It is based on the toxicity of the material being handled and exposure to that material. herbicide - ANSWER -a pesticide with a plant as the target hormone - ANSWER -a naturally occurring substance in plants or animals that controls growth or other physiological processes. It is used with reference to certain manufactured chemicals that regulate or affect growth activity horn seeder - ANSWER -hand-held application equipment that relies on horizontal movement of ther operator's arm and a tube that feeds granules host - ANSWER -any plant or animal on or in which another lives for nourishment, development, or protection hydraulic sprayer - ANSWER -application equipment that applies pesticides using water at high pressure and volume inhibit - ANSWER -to hold in check or stop insect grwoth regulator - ANSWER -a substance used for controlling immature insects by inhibiting their normal development insecticide - ANSWER -a pesticide wtih an insect or other arthropod as ther target organism instar - ANSWER -the stage of an insect larva between molts integrated pest management - ANSWER -uses multiple approaches for pest control, giving consideration to minimum pesticide application invertebrate - ANSWER -animal without an internal skeleton (vertebrae), but which has an exoskeleton. includes insects, crabs, sowbugs, millipedes, centipedes, spiders, scorpions, etc. label - ANSWER -all written, printed, or graphic matter on or attached to pesticide containers as required by law larva - ANSWER -an immature insect which hatches from an egg and is fundamentally different in form from an adult abatement - ANSWER -reduction in pest populations to an acceptable level acre (in square feet) - ANSWER -43,560 square feet active ingredient (ai) - ANSWER -the chemical(s) in a formulated product principally responsible for the pesticidal effects and shown as active ingredient(s) on the pesticide label acute toxicity - ANSWER -the amount of a substance, as a single dose, which causes poisoning in a test animal adhesive - ANSWER -a substance that will make a spray material stick to the sprayed surface, often referred to as a sticking agent adjuvant - ANSWER -any substance in a pesticide formulation which enhances effectiveness adult - ANSWER -a full grown, sexually mature organism adulticide - ANSWER -an insecticide which is toxic to the adult stage of an insect