QAC Right-of-way 2023 with 100% complete solution questions and answers

What type of herbicide can pass into the vapor phase? Highly volatile herbicide What are herbicide kills only part of the plant that it Contact herbicide Weeds are plants that grow 3 or more years Perennial Which of the following factors would have the least effect on the movement of herbicide from the application site? Type of soil it is applied to and the type of equipment that is used What is the time interval that must be observed before animals can graze on treated site 2 weeks Is highly volatile herbicide is one that Can readily passed into the vapor phase When do perennial plants begin to store food in their roots Fall Bushes and shrubs are Low growing woody plant with several stems The herbicide that kills only the parts of the plant that it touches is known as? Contact herbicide Which type of herbicide would you use on a highway shoulder where you need to maintain bare ground? Non selective herbicide When herbicides are combined with oil and applied to lower parts of stems and exposed roots this method is called? Basil steam treatment Which of the following is a grey powder, insoluble in water, and releases phosphide gas upon ingestion? Zinc phosphide A selective herbicide is one that? Kill some species of plants without harming other species Which area should you not apply a non-selective residual herbicide? Parking lot flower beds What type of herbicide can be combined with non-selective, soil applied herbicide to improve the control in a weedy area? Contact herbicides At what stage would it be most difficult to control bennial weeds with herbicide sprays? Flowering and seed development A mixture in which very small particles of one liquid are suspended in another liquid (for example oil) and water is called what? An emulsion What are broad-leaved plants? Leaves that are broad, net vain, with a taproot or course root system What vertibrate pest live its life entirely underground, and pushes up soil ridges just beneath the surface as it feeds on grubs and earthworms? Moles Is malathion restricted in california? No What rodenticide has an anticoagulant action? Chlorophacinone What clothing items should be avoided when handling pesticides? short sleeve or sleeveless tops Applying herbicides to the sapwood through frill or notches is known as? Cut surface treatment When a herbicide is absorbed into and moves within the plant, this process is called what? Translocation For right-of-way weed control, plants are grouped into what 3 major categories? Grasses, herbaceous, and woody plants. What is a perennial plant? A plant that lives for more than two years? What is an annual plant? An annual plant is a plant that completes its life cycle, from germination to the production of seed, within one year, and then dies. What is a biennial plant? A biennial plant is a flowering plant that takes two years to complete its biological lifecycle. In the first year the plant grows leaves, stems, and roots, didn't enters a period of dormancy over the colder months. They're low to the ground forming a rosette. What types of weeds are most difficult to control with herbesides? Perennials At what stage of growth is the chemical control a perennial weeds most effective? Seedling What is NOT a common method of controlling woody plants with herbicides? irrigation water applied Which of the following is not considered a non-chemical method of weed control? Plant growth regulators If pesticide applications are done carelessly near streams what could happen? They can result in fish kills and water contamination What effect does hot, dry wind have on plant leaves? Causes the openings or stoma in the leaves to close. What is least likely to effect the persistence of a herbicide in the soil? Time of day when the application is made A material that helps spray droplets make better contact with plant surfaces is know as: A surfactant What practice will NOT help prevent drift? Using highly volatile formulations What part of the plant must a foliar-applied herbicide penetrate before entering the living plant tissue? Cuticle Which of the following rodent digs burrows under foundations, is nocturnal, a prolific breeder with a lifespan of about one year, and has a short scaly tail less than the length of the head and body. Norway rats Before you handle any pesticide what action must you take if you want to keep yourself safe? Read the label What product is a stable white powder, water soluble odorless and nearly tasteless. Upon contact with the atmosphere it becomes gummy and sticky. compound 1080 Why should you wash pesticide contaminated skin right away? To wash the pesticide off the skin before it can penetrate into the body What is the most important problem associated with rodent pests in right of ways? Cerebral disrupt normal water flow and drainage, and promote a erosion What is the weather condition that is usually responsible for pesticide drift? Wind Which pesticide handling activities are most commonly associated with accidental poisoning? Mixing and loading Which of the following is not considered a non chemical method of weed control? Plant growth regulators A woody plant that has multiple stems or trunks and is less than 10 feet tall is best described as? A scrub Which rodent digs for shelter, is most active in the spring and fall, is a pro lific breeder and damages many agricultural crops? Squirrels What can settle out in the spray tank and cause uneven application if an agitator is not used? Wettable powder herbicide formulations