North Carolina Pesticide Applicator Certification Exam Questions with correct Answers 2024, Exams of Pest Management

Download North Carolina Pesticide Applicator Certification Exam Questions with correct Answers 2024 and more Exams Pest Management in PDF only on Docsity! North Carolina Pesticide Applicator Certification Exam Questions with correct Answers 2024 A product which by law may be sold or applied only by certified applicators or person(s) under their direct supervision is a ________________ pesticide. A General-Use B Restricted-Use C Special review D Stop Sale - Answer- B - Restricted use (Chapter 1) Insect (four characteristics) - Answer- Arthropod 3 body regions 6 legs wings; usually two pairs on adults only Private applicator may be a... A Farmer B Nursery operator C Christmas tree grower D All/Any of the above - Answer- D All/Any of the above (Chapter 1) To become re-certified, you can: A Retake the certification exam B Complete the required continuing education classes for recertification C Send an application in the mail to NCDA&CS D A or B - Answer- D A or B (Chapter 1) A commercial applicator... A Is anyone who uses or supervises the use of any pesticide on someone else's property for compensation. B Produces an agricultural commodity C Is required to be licensed with the NCDA&CS D A and C - Answer- D - Is anyone who uses or supervises the use of pesticides on someone else's property for compensation (for purposes other than those covered under a private applicator certification). They are required to be licensed with the NCDA&CS. (Chapter 1) To perform pest-control services for hire, a certified structural pest control applicator must work for a ___________ pest-control company? A Licensed B Non-commercial C Certified D Registered - Answer- A - Licensed (Chapter 1) Which federal agency is responsible for implementing pesticide rules & regulations and registering pesticides in the USA? - Answer- Environmental Protection Agency (EPA) - (Chapter 2) Which statement about FIFRA is false? A State restrictions on pesticides can be less strict than those of FIFRA B Approved pesticide labels have the force of law C The EPA has the authority to remove pesticide products from the market D FIFRA regulates the registration of pesticide products - Answer- A - State Restriction on pesticides can be less strict than those of FIFRA (Chapter 2) The North Carolina Pesticide Law of 1971 regulates which of the following? A Registration pesticides B Handling of pesticides C Storage of pesticides D Disposal of pesticides E All of the above - Answer- E All of the above (Chapter 2) When storing pesticides in North Carolina, which of the following is false? A If the container is leaking, it is acceptable to transfer the pesticide into a new, unlabeled container. B Pesticides should be stored in a dry, well-ventilated area C Label recommendations should be followed when storing pesticides D Pesticides should be stored in an organized manner away from combustible chemicals like gasoline. - Answer- A - False. In other words, if a container is leaking it is NOT acceptable to transfer the pesticide into a new, unlabeled container. This is unsafe. (Chapter 2) North Carolina, it is illegal to use a pesticide to kill which of these vertebrate animals? A House Mouse B Canada Goose C Pine Vole D Starling - Answer- B - Canada Goose (migratory bird, I think) - Chapter 2 Using barriers to prevent pests from getting into an area is an example of which type of pest management method? A - Biological Control B - Mechanical Control C - Genetic Control D - Chemical Control - Answer- B - Mechanical control (Chapter 3) Lowering the humidity of stored grains and other food products to reduce damage from mold is an example of which type of pest management method? A Biological B Mechanical Reading pesticide label: Which part of the label describes first aid for product ingestion? - Answer- Statements of Practical Treatment (Chapter 4) Reading pesticide label: Where would you find information about which type (material) of gloves may be needed for handling a product? - Answer- "Protective Clothing and Equipment" (Chapter 4) Where can the trade name or brand name of a product be found on the label? - Answer- Plainly at the top of the label. It is the name used in advertisements or by salespeople. Will be something like "RoundUp", not the active ingredient or common name. (Chapter 4) Environmental Hazards and General Environmental Statements is the part of the label that tells you...? - Answer- Common sense procedures to avoid contaminating the environment during application, possibly hazard statements (e.g. corrosive, flammable, etc.) Information found in 'Directions for Use' section of pesticide label. - Answer- Directions for use, storage, and disposal, perhaps time before entry into treated areas. May contain info about PEST it's intended to control CROP, ANIMAL or SITE it' intended to protect, RATE (how much to use/how often), PREHARVEST INTERVAL (days before harvest it can be applied), PHYTOTOXICITY (damage to plants), how to minimize drift, and other restrictions (recropping, composting, grazing, etc.) How would you dispose of a plastic, nonrefillable container? A - Rinse once and dispose of in landfill B Triple rinse, recycle or puncture before disposal C Simply dispose of in landfill, no rinsing required. - Answer- B - Triple rinse, Recycle or puncture before disposal (Chapter 4) What does the 3E stand for in the tradename "Nomo'todes 3E" ? A - Three pounds of active ingredient per gallon of emulsifiable concentrate B - Three ounces of active ingredient per gallon of emulsifiable concentrate C - Three liters of active ingredient per gallon of emulsifiable concentrate - Answer- A - Three pounds of active ingredient per gallon of a emulsifiable concentrate (Chapter 4) The name "Sevin 5G" on a pesticide label indicates: A - Granular pesticide with 5% inert ingredients B - Gel pesticide with 5% active ingredients C - Granular pesticide with 5% active ingredients D - Gel pesticide with 5% inert ingredients - Answer- C- granular pesticide with 5% active ingredient (Ch 5) Which of these formulations forms a suspension that requires constant agitation when mixed with water? A - Ready to Use formulation (RTU) B - Soluble Powder (WSP) C - Solution (S) D - Wettable Powder (W or WP) - Answer- D - Wettable powders (W or WP) - a dry pesticide formulation in powder form Which is a disadvantage of both EC and concentrate formulations? A - Solvents may cause rubber or plastic hoses, gaskets, and pump parts and surfaces to deteriorate B - Contribute to abrasive wear of nozzles and pumps C - Require constant agitation to keep in suspension D - Difficult to handle, transport, and store - Answer- A - Solvents may cause rubber or plastic hoses, gaskets, and pump parts and surfaces to deteriorate (Ch 5) Which dry/solid formulation is mixed in water and reduces the risk of inhalation exposure during mixing and loading? A - Dusts (D) B - Wettable Powders (W or WP) C - Soluble powders (SP) D - Water-dispersible granule (WDG) or dry flowables (DF) - Answer- D - Water dispersible granules (WDG) or dry flowables (DF) - Chapter 5 Which type of dry/solid pesticide formulation consists of particles that are the same weight and shape? A - Dusts (D) B - Granules (G) C - Pellets (P) D - Baits (B) - Answer- C - Pellets (P) (Chapter 5) Which is an advantage of microencapsulated materials? A - They pose few hazards to bees B - Delayed or slow release of the active ingredient prolongs their effectiveness C - Their pesticidal activity is independent of weather conditions D - They usually require only a short restricted entry interval. - Answer- B - Delayed or slow release of the active ingredient prolongs their effectiveness (Chapter 5) Which types of adjuvant function as wetting agents and spreaders (by physically altering the surface tension of spray droplets)? A - Surfactants B - Stickers C - Extenders D - Buffers - Answer- A - surfactants (chapter 5) What characteristic of a pesticide makes it likely to move with water in surface runoff? High: solubility, adsorption, volatility - Answer- High solubility (Chapter 6) Which of these may be a cause of non-point source pollution? A-Back-siphoning of pesticide spills at a wellhead B-Leaching from a pesticide-mixing area C-Pesticides that dissolve & leach through soil after rain D- Dumping leftover pesticides down a well - Answer- Pesticides that dissolve & leach through the soil after a rainfall. (Ch 6) Which of the soil type is most likely to experience leaching? A-Heavy clay soil, low organic matter, shallow groundwater B-Heavy clay soil, high organic matter, deep groundwater C-Sandy soil, high organic matter, deep groundwater D- Sandy soil, low organic matter, shallow groundwater - Answer- D- Sandy soil, low in organic matter, where ground water is shallow. (Ch 6) What two factors are most important in reducing spray drift? A- droplet size & wind conditions B- Temperature & wind conditions C- Viscosity of liquid pesticides and air turbulence D- Temperature and pesticide volatility - Answer- A-Droplet size and wind conditions (Ch 6) What two factors are most important in relation to vapor drift? A- Droplet size and wind direction & speed B- Air stability & temperature C- Viscosity of liquid pesticides & air turbulence D- Temperature & pesticide volatility - Answer- D-Temperature and pesticide volatility(Ch 6) Which statement is true about protecting bees from pesticide injury? A- wettable powders are the safest formulation for preventing bee injury B- It's best to spray crops when they are in bloom C- Aerial applications are less hazardous to bees than ground applications D- Applying pesticides in the evening or during early morning is recommended - Answer- D- Applying pesticides in the evening or during early morning is recommended (Ch 6) What label statement will be on pesticides that might harm endangered species? A- Advice to consult a county bulletin to determine what special precautions to take when using the product B- Advice to consult a local conservation officer for a permit to apply the pesticide C- A ban on use of the pesticide in all areas where endangered species might be harmed D- A list of the endangered species that might be harmed by the pesticide - Answer- A- Advice to consult a county bulletin to determine what special precautions to take when using the product (Ch 6) General-use/Unclassified pesticides are: Compatibility agents - Answer- Adjuvants used to allow effective mixing of two or more pesticides, or a pesticide with a fertilizer. Buffers and pH modifiers may... - Answer- ...stabilize or neutralize water or allow pesticides to be mixed with diluents or other pesticides of a different pH Thickeners - Answer- Reduce drift (or decrease evaporation) by increasing droplet size Defoaming (anti-foaming) agent - Answer- An adjuvant used to reduce the foaming of spray mixtures that require vigorous agitation Foaming agent - Answer- An adjuvant designed to reduce pesticide drift by producing a thick foam. Emulsifier - Answer- An ingredient that brings two normally incompatible materials together and binds them into a uniform and fairly stable blend... allows petroleum-based pesticides to mix with water. Invert emulsifiers - Answer- Allow water-based pesticides to mix with a petroleum-based carrier Safeners - Answer- Reduce the toxicity of a pesticide formulation to the pesticide handler or to the treated surface. E.g., may improve selectivity between the crop and a weed species being targeted to reduce harmful effects on crop. Adsorption - Answer- The process whereby chemicals bind or stick to a surface by physical or chemical attraction. Clay and high-organic soils tend to adsorb pesticides. - CH 6 Volatility - Answer- a measure of how readily a substance vaporizes from a liquid or solid state (at ordinary temperatures when exposed to air) -CH 6 Toxicity - Answer- The capability of a pesticide to cause short-term (acute) or long-term (chronic) injury (Ch 7) Exposure - Answer- Unwanted contact with pesticides or pesticide residues by people, other organisms, or the environment (Ch 7) Hazard - Answer- The likelihood that injury or death will occur from a given level and duration of exposure to a toxic chemical (Ch 7) Resistance (of population of organisms) - Answer- Plants & animals that are resistant to a pest species, OR a population of organisms that are unaffected/uninjured by a certain dosage of pesticide which is used to successfully control other populations of the same organism (Ch 7) Which statement is FALSE? A- Asthma-like symptoms may be caused by allergies to pesticides B- Fumigants can cause severe blisters C- The most common form of pesticide injury is by inhalation D-Many herbicides & fungicides cause dermatitis - Answer- C- The most common form of pesticide injury is by inhalation (Ch 7) ... the most common form is by______? First aid for pesticide exposure to eye? (Ch 7) - Answer- 1-Hold the eye open and immediately being gently washing the eye with drips of clean water 2- Rinse the eye continuously for 15 minutes 3- Flush under the eyelid with water to remove debris First thing to do to help a victim of inhalation exposure? A- Get victim to fresh air B- Administer artificial respiration C- Have the victim lie down & loosen clothing D- Keep the chin up to ensure air passages are open for breathing - Answer- A- Get victim to fresh air (Ch 7) Lack of sweat is a symptom of... - Answer- Heat stroke (ch 7) Select the TRUE statement about PPE as required by the label. A- You should not wear more PPE than required by the label B- Sometimes a label has different PPE requirements for pesticide handlers vs early- entry workers C- You are not required to wear all the PPE listed on the label D- Wearing the PPE listed on the label ensure that you will not be exposed to pesticides - Answer- B- Sometimes a label has different PPE requirements for pesticide handlers vs early-entry workers (Ch 8) Purpose of the fit check is... - Answer- To make sure you have a tight-fitting seal with no leakages each time you use the respirator (Ch 8) Inexpensive disposables may be a good choice for... - Answer- brief pesticide handling activities (Ch 8) Non-woven coveralls & hoods are usually designed to be worn for _______ - Answer- Ch 8 True/false: Dust/mist masks, prefilters, canisters and filtering and vapor-removing cartiridges can be cleaned and reused 3-4 times before disposal - Answer- False (Ch 8) How to wash contaminated PPE - Answer- After washing the items, run the washer through at east one additional entire cycle without any clothing (Ch 8) Respirator maintenance means that - Answer- Respirator cartridges must be stored in an airtight bag or they lose their effectiveness. (Ch 8) Transporting pesticides... four facts. - Answer- Enclosed cargo boxes offer the greatest protection but are not always practical. NEVER carry pesticides in the passenger compartment of a vehicle. Operators of vehicles that transport hazardous materials are required to have special training. The driver is responsible if a pesticide spill or accident occurs because the vehicle was left unattended (Ch 9) Pesticide storage facilities... four facts - Answer- Post warning signs where pesticides are stored, floor should be impermeable surface (not carpet/wood), store in a cool & ventilated environment, consider soil & land characteristics when choosing a storage site to prevent potential contamination of water sources (ch 9) If you noticed a damaged pesticide container, first... - Answer- Put on PPE, then ____ (Ch 9) Practices for minimizing pesticide storage problems - Answer- Mark each pesticide container with the purchase date and keep an inventory of all stored pesticides, keep records of previous usage to estimate future needs, note if the product has an effective shelf life, buy in small quantities (ch 9) To develop a sound pesticide security program, first... - Answer- Conduct a risk assessment (Ch 9) When dealing with a leaking pesticide container.... - Answer- Put smaller containers into larger ones or try to plug leaks in larger containers (Ch 10). Best way to prevent pesticide spills - Answer- Maintain vehicles & equipment and understand how equipment works. Do NOT pour smaller containers into larger ones, and minimize the number of people mixing/storing pesticides (Ch 10) What should be done with contaminated material after cleaning up a spill? - Answer- Dispose of it in accordance with state & federal laws (Ch 10) When a spill occurs, it's important to... - Answer- Keep records of your activities and conversations with authorities - Ch 10 Pesticide fires are most dangerous because they: A. waste pesticide products and damages property B. can lead to work delays and loss of profits for a company C. Can produce toxic vapors or lead to runoff - Answer- C. Can produce toxic vapors or lead to runoff . Ch 10 contact effects - Answer- Injury that takes place at the point of contact - includes skin discoloration and irritation/dermatitis to include itching, redness, rashes, blisters and burns. Also swelling, stinging, and burning of the eyes, nose, throat, and mouth. Contact pesticide - Answer- pesticide that controls a pest upon direct contact -- can be insecticides, miticides, fungicides, or herbicides Containment Pad - Answer- An impermeable pad used for mixing and loading pesticides and cleaning equipment that is designed to catch spills, leaks, overflows, and wash water for reuse or disposal Curative Pesticide - Answer- A pesticide that can inhibit or kill a disease-causing organism after it is established in the plant or animal. Danger - Poison is a signal word that means... - Answer- highly toxic (corrosive or highly irritating to skin/eyes) Defoliant - Answer- a chemical which causes green leaves to drop off, often as an aid in crop harvesting Dermal Toxicity - Answer- the ability of a pesticide or toxic chemical to poison people or animals by contact with the skin Dry Flowable/Water Dispersible Granule - Answer- A dry, granular pesticide formulation that forms a suspension when added to water. Dust - Answer- A finely ground, dry pesticide formulation with a small amount of active ingredient and large amount of inert carrier/diluent (like clay or talc) Economic Injury Level - Answer- the pest population density that causes losses equal to the cost of control measures Economic Threshold (ET) - Answer- The pest population density (pests per unit area) at which control measures are needed to prevent the pest from causing economic injury (EIL) Emulsifiable Concentrate (EC) - Answer- A pesticide formulation produced by mixing an active ingredient and an emulsifying agent in a suitable petroleum solvent. When combined with water, a milky emulsion is usually formed. Emulsion - Answer- A mixture of two liquids that are not soluble in one another (one is suspended as small droplets in another with the help of an emulsifying agent) EPA Establishment Number - Answer- A number assigned to each pesticide production facility by the EPA; it indicates the plant at which the pesticide product was produced and must appear on all labels of that product. EPA Registration Number - Answer- A number assigned to a pesticide product by the EPA when the product is registered by the manufacturer or the designated agent. The number must appear on all labels for a particular product. Flowable - Answer- A pesticide formulation in which a very finely ground solid particle, composed of both active and inert ingredients, is suspended in a liquid carrier. These formulations are mixed with water before spraying. Fumigant - Answer- Pesticide that forms gases/vapors toxic to plants, animals, and microorganisms Granule - Answer- A dry pesticide formulation. The active ingredient is either mixed with or coated onto an inert carrier to form a small, ready-to-use, low-concentrate particle that does not normally present a drift hazard. Pellets differ from granules only in their precise uniformity, larger size, and shape Hydraulic Sprayer - Answer- A type of pesticide application equipment that uses water under pressure to deliver the pesticide to the target site. Ingredient statement - Answer- The portion of the label on a pesticide container that gives the name and amount of each active ingredient and the total amount of inert ingredients in the formulation. inorganic pesticides - Answer- Pesticides of mineral origin; do not contain carbon Integrated Pest Management (IPM) - Answer- The use of all suitable pest control methods to keep pest populations below the economic injury level. Methods include: cultural practices, use biological/physical/genetic control agents, and the selective use of pesticides. Invert emulsion - Answer- An emulsion in which water droplets are suspended in an oil rather than the oil droplets being suspended in water. Microbial Pesticide (Biorational) - Answer- Bacteria, viruses, fungi, and other microorganisms used to control pests. Mini-bulk container - Answer- Ranges in volume from 40 to 600 gallons and is adapted to closed systems; can be returned to the dealer for refilling Non-persistent pesticide - Answer- A pesticide that does not remain active in the environment more than one growing season. Non-point source pollution - Answer- pollution that comes from a widespread area, such as: movement of pesticides into streams/groundwater after application to a field, large turf area, or right-of-way Organophosphates - Answer- A large group of pesticides containing phosphorus. Most are non-persistant (don't remain active in envrionment beyond on growing seasons) insecticides, miticides, nematicides but many are highly toxic. Ovicide - Answer- A material that destroys eggs. Pathogen - Answer- A disease causing organism Pellet - Answer- Larger than granules; consists of dry active & inert ingredients pressed into a uniformly-sized and shaped ready-to-use material. Perennial - Answer- a plant that lives for more than two years Persistent pesticide - Answer- Pesticides (or their metabolites) that remain active in the environment for more than one growing season; ex. DDT pesticide - Answer- Any substance or mixture of substances intended for preventing, destroying, repelling, or mitigating pests. Also any substance/mix of substances intended for use as a plant regulator, defoliant, or desiccant. Photodegradation - Answer- Breakdown of chemicals by the action of sunlight. Point of Runoff - Answer- When a spray starts to run or drip from the leaves and stems of plants, or the hair or feathers of animals. Point-source Pollution - Answer- Pollutants discharged from a specific, identifiable location (e.g., pipes, ditches, channels, sewers, tunnels, containers of various types) to contaminate water/soil Preharvest interval (PHI) - Answer- The minimum number of days permitted by law between the last pesticide application and the harvest date; same as days to harvest Premix - Answer- A pesticide product formulated by the manufacturer with more than one active ingredient Pressure-rinse - Answer- The process of decontaminating an empty pesticide container with water by using a special high-pressure nozzle to rinse the container. Private Applicator - Answer- A person using or supervising the use of restricted use pesticides to produce an agricultural commodity on his/her own land, leased or rented land, or on the lands of his/her employer