Illinois Pesticide General Standards Test Study Guide

The goal of IPM isn't to eliminate the entire pest population but... - Answer- To avoid adverse effects on human, wildlife, and the environment (The question is something like the above but not the exact wording) Which of the following words is that number of pests per plant or the amount of damage to a plant at which point control measures should begin? - Answer- Economic Threshold What can be said about insects? - Answer- They have three pairs of jointed legs Which of the following is an incomplete life cycle? - Answer- Egg, nymph, and adult The disease that is generally the result of unfavorable growing conditions, such as temperature or moisture extremes, soil compaction, pesticide or fertilizer excess, etc...? - Answer- Noninfectious Disease The first step in planning a successful weed control program is? - Answer- Identify the weed (scouting) Broadleaf weeds differ from grasses how? - Answer- They have netted veins that are usually less elongated than that of grass leaves This weed germinates in the spring, develops a root system and a low-growing of leaves called a rosette? - Answer- Biennial The part of the pesticide that kills is the - Answer- Active ingredient Wettable powders when mixed with water... - Answer- Require agitation What do Surfactants do? - Answer- Decrease the surface tension of water, allowing the water carrier to spread over the surface Can you mix two pesticides together if the label doesn't specify they can be mixed? - Answer- Yes, your responsibility is to make sure they retain their properties How can you tell two pesticides are not compatible? - Answer- The mixture may curdle, gel or become sludge like How long is certification valid in Illinois, before an applicator/operator must retest? - Answer- Each exam is valid for a period of up to 3 years as long as annual renewal forms are submitted The pre-harvest interval is the? - Answer- Amount of time that a crop can be harvested