Right of Way - MDARD Exam 2023 with complete solutions

Which nozzle material has the best resistance to abrasive material? - Answer- Tungsten carbide and stainless steel What pest feeds on grass roots, leaving patches of dead grass? - Answer- European chafer What effect does spraying a growth regulator on turf have? - Answer- Suppresses seedhead development, will appear darker green Where should cut stump treatment be applied? - Answer- Only to the outer edge What speeds up drying of the plants? - Answer- Dessicant What causes leaves to drop from plants without killing the plant? - Answer- Defoliant What speeds up, stops, retards, prolongs, starts or in some other way influences vegetative or reproductive growth of a plant? - Answer- Plant growth regulator What is granular application best for treating? - Answer- Sparse areas, small areas Spills and roadside disposal are... - Answer- commonly occurring violations or misuses Where does the growing point on seedling grasses take place? - Answer- Below the soil surface Sawdust is often a sign of what kind of pest? - Answer- Borer What pest secretes a white foam that can be found at the ends of branches to protect itself from the sun and heat? - Answer- Spittlebugs What pest secrete honeydew that causes sooty mold to develop on leaf surfaces? - Answer- Aphids What pest feeds on grass seedlings in the soil? - Answer- Grubs When is the best time to apply basal treatments? - Answer- Any time of the year except when snow or ice prevent spraying at groundline Are spot treatments applied to the point of runoff or the point of coverage? - Answer- Point of coverage What is the most commonly used pressure for a flat fan nozzle? - Answer- 40 psi What is used for applying herbicide to tall trees or dense brush where brownout is a concern? - Answer- High pressure sprayer Which label lists hazardous ingredients, provides emergency information, and addresses other concerns? - Answer- MSDS Which label tells you how to properly and legally use the product as well as precautions and what to do incase of a spill or poisoning? - Answer- Product/pesticide label What is 2,4-D? - Answer- An auxin type herbicide that accelerates growth What blocks cell elongation? - Answer- Gibberellin inhibitor (Anti-gibberellins) What certification does someone need to treat a telephone pole on the edge of road? - Answer- Commercially certified What are the best materials for a tank