Illinois Pesticide Applicator Exam with Correct Solutions 2024

Illinois Pesticide Applicator Exam with Correct Solutions 2024 Spot Application - Answer -Treats only a portion of the total area and are used to control pests that are grouped or clustered. Band Application - Answer -treat only a narrow strip over alongside a row of desirable plants. Broadcast Application - Answer -Treats the entire area or field. Effective Swath Width - Answer -The distance each successive swatch should be offset in order to allow edges of neighboring swaths to overlap. Hydraulic agitation - Answer -A mixing method in which some solution circulates through the pump and back into the tank Mechanical Agitation - Answer -A mixing method using paddles. Flat Flan - Answer -A thin sheet of spray produced by a flat flan nozzle. Even Flat Flan - Answer -Thin sheet of spray with uniform deposits across its band width. Hollow Cone - Answer -Deposits spray in a circle with no droplets in the center. Full Cone - Answer -Spray in a circle with droplets throughout the circle. Spray quality and Droplet Spectrum - Answer -Both describe the range in droplet size that a spray nozzle produces. Drift - Answer -A pesticide that moves through the air and escapes to other areas is pesticide drift. Particle Drift - Answer -he off target movement of spray particles (droplets) through the air. Volatile - Answer -Readily vaporizable or fume producing even at relatively low temperatures. Economic Injury Level - Answer -Break-even point at which the cost of pest control equals the revenue loss caused by a pest. Economic Threshold - Answer -Is the density of a pest at which a control treatment will provide an economic return. An economic threshold is the insect's population level or extent of crop damage at which the value of the crop destroyed exceeds the cost of controlling the pest. Perennial Weed - Answer -A weed that lives for more than 2 years. It may be herbaceous or woody, depending on whether it's stem over winter.Biennial Weed - Answer -A weed that lives for two years. Biennials form a rosette in their first year of life, then produce seed and die in the second year. Adjuvant - Answer -A chemical added to a pesticide formulation or mixture to modify the physical properties or enhance performance. Back-Siphoning - Answer -The movement of a liquid pesticide mixture from a spray tank through the filling hose into the water source. Buffering Agents - Answer -Adjuvants used to reduce pesticide inactivation due to the pH of the spray carrier. Early Preplant - Answer -Application of a pesticide several weeks before a crop is planted. Antagonism - Answer -The reduction in effectiveness of one or more pesticide components when two or more pesticides are combined. Annual Weed - Answer -Weed plant that completes its life cycle in 1 year Drift Reduction Additive - Answer -A thickening adjuvant u