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COLORADO QS/CO PESTICIDE TEST
QUESTIONS & ANSWERS(SCORED A+)
"Pesticide Families - CORRECT ANSWER Pesticides that are similar to one another in chemical
structure/properties and pesticidal activity"
"Pesticide classification - Chemical Structure - CORRECT ANSWER Grouped according to their organic
structure and usually have a similar mode of action"
"Mode of action - CORRECT ANSWER The way pesticides affect and enter plants"
"Organic Pesticides - CORRECT ANSWER Contain carbon in their chemical structure
Usually created by combining chemical compounds"
"Botanical Pesticides - CORRECT ANSWER They are derived from plant material"
"Inorganic Pesticides - CORRECT ANSWER These do not contain carbon and are usually derived from
mineral ores extracted from the earth"
"Pesticide Classification - Mode of Action - CORRECT ANSWER Pesticides can be grouped based on the
way they destroy or control the target pest"
"Contact Pesticides - CORRECT ANSWER These only kill parts of the organism that they touch. They
need to be absorbed through external body surfaces or exposed plant tissue."
"Systemic Pesticides - CORRECT ANSWER These translocate from the site of application to another site
within the plant or animal where they become effective."
"Contact Poisons - CORRECT ANSWER These need to be sprayed on the insect to be effective"
"Stomach Poisons - CORRECT ANSWER These must be swallowed to cause death in the pest. They may
be formulated as liquids, dusts, pastes, granules, or baits."
"Broad Spectrum Pesticides - CORRECT ANSWER These are nonselective pesticides that control many
different species. However, they can also cause damage or death to beneficial plants or animals."
"Selective Pesticides - CORRECT ANSWER These only work on certain species.
Ex. broad leaf herbicides"
"Pre-plant Pesticides - CORRECT ANSWER Needs to be applied before planting occurs"
"Pre-emergent Pesticides - CORRECT ANSWER Needs to be applied before seedings germinate"
"Post-emergent Pesticides - CORRECT ANSWER Needs to be applied after seedlings come up"
"Short-term Pesticides - CORRECT ANSWER These have no residual activity and are only active on
pests that are hit with it"
"Residual Pesticides - CORRECT ANSWER These remain active and control pests for days, weeks,
months, and in some cases even years. They stay active in the soil."
"Foliar Pesticides - CORRECT ANSWER These are applied to plant leaves, stems, and branches. They
can be contact or systemic."
"Soil Applied Pesticides - CORRECT ANSWER These are applied to the soil. Some are taken up by roots
and translocated inside the plant. Others kill week seedlings by contact with young shoots or leaves as they break through the soil."
"Protectant Pesticides - CORRECT ANSWER These are fungicides that prevent fungal infections in
plants. They need to be used before the fungi reach the infection stage."
"Eradicant Pesticides - CORRECT ANSWER These are fungicides that destroy the fungi that have
already invaded plants and begun to damage plant tissues."
"What are the two main pesticide classifications? - CORRECT ANSWER General use and restricted use"
"4 types of pesticide registration - CORRECT ANSWER Section 3 - full federal label
Section 18 - emergency exemptions Section 24c - special local needs label Section 25b - minimum risk pesticides"
"Pesticide Registration: Section 3 - Full Federal Label - CORRECT ANSWER Outlines pesticide
registration requirements that manufacturers must follow. Most pesticides are registered this way"
"Pesticide Registration: Section 18 - Emergency Exemptions - CORRECT ANSWER Allows state and
federal agencies to permit an additional use during a short term pest management crisis in a specific locality. Manufacturer is not allowed to advertise or promote the use of the product under this, even though the use is legal. This is used when there is a crisis and there are no federally registered pesticides available to control the problem."
"Cumulative Pesticide Exposure - CORRECT ANSWER Combined effect from multiple exposures to the
same pesticide"
"Federal Food, Drug and Cosmetic Act (FFDCA) - CORRECT ANSWER Passed before FIFRA to set
maximum residue levels for unavoidable poisonous substances in food marketed in the US. Administered by the FDA but the EPA has a role EPAs role: sets tolerances for pesticide residues on food commodities in the US FDAs role: Monitors food crops for pesticide residues and enforces the levels set by the EPA."
"Worker Protection Standard (WPS) - CORRECT ANSWER Federal regulation passed in 1974 to provide
protection to workers who perform hand labor tasks in fields after a pesticide application. Recently updated in 2015 to increase protection to workers. It applies when a pesticide that contains this labeling is used in the production of agricultural commodities This labeling can be found in the "Directions for Use" in the "Agricultural Use Requirements" section of the label"
"Endangered Species Act - CORRECT ANSWER Passed in 1973 to protect any plant or animal species in
danger of extinction Administered by the USFWS It is a violation to use a pesticide in any manner than may kill or otherwise harm an an endangered species or adversely modify their habitat"
"Transportation Security Plan - CORRECT ANSWER Required by US DOT for all operations that ship or
transport materials in quantities that require a placard."
"Who needs to be license to apply pesticide in CO? - CORRECT ANSWER Commercial applicator
Limited commercial applicator Public operator"
"Certified operator (CO) - CORRECT ANSWER An individual who mixes, loads, or applies any pesticide,
including RUPs, under the supervision of a qualified supervisor"
"Qualified Supervisor (QS) - CORRECT ANSWER Any individual who is licensed to apply pesticides
without supervision, evaluates pest problems, or recommends pest controls using pesticides or devices; or mixes, loads, or applies any pesticides; or sells application services; or operates devices; or supervises other in any of these functions"
"How long must pesticide records be kept? - CORRECT ANSWER 3 years"
"As an applicator working for a business in Colorado, what must you always have in your possession at a
site that you are applying pesticide? - CORRECT ANSWER The original product container with labeling
or a copy of the pesticide label and any attached labeling for each product"
"Service Vehicle Equipment Identification for Applying Pesticide in Colorado - CORRECT ANSWER Each
vehicle and/or trailer used for applying or carrying pesticide must be identified on both sides with the company name in 2 inch high letters and with the city and state, where company records are kept"
"Verifiable Technician Training for Pesticide Application in CO - CORRECT ANSWER Each commercial,
limited commercial, or public applicator licensed or registered in any category must maintain a form established by the commissioner for each technician trained by the commercial applicator."
"Colorado Pesticide Act - CORRECT ANSWER Regulates the registration, labeling, transportation,
distribution, storage, use, and disposal of any pesticide and of certain pesticide devices in the state. Administered by CDA."
"What do all the state of Colorado RUPs have in common (3)? - CORRECT ANSWER They are all
residual soil herbicides that have caused serious plant injury through misuse. Can only be applied by certified applicators or persons under their direct supervision. There is no label statement indicating that they are state RUPs"
"Agricultural Chemicals and Groundwater Protection Act - CORRECT ANSWER Imposed rules for mixing
and loading areas for pesticides, when they are handled in quantities that exceed minimum thresholds. A mixing and loading pad is required if you mix and load more than 500 gallons of liquid formulated product, 3000 lbs of dry formulated product, or 1500 lbs of active ingredient of a combination of liquid and dry product at one site annually."
"Colorado State Patrol Hazardous Materials Section - CORRECT ANSWER Regulates hazardous
materials (hazmat) transportation by: Ensuring safe and efficient movement of materials on CO roads through enforcement Providing prompt emergency response Designation and maintenance of hazmat transportation routes Enforcement of laws, rules, and regulations"
"Colorado Solid and Hazardous Waste Laws - CORRECT ANSWER Regulate solid and hazardous waste
materials in the state of Colorado. This division shares the responsibility of siting, permitting, and regulating solid waste disposal with some local governments."
"Is the pesticide label a legal document? - CORRECT ANSWER YES, it is the LAW!"
Usually found on the front of the label"
"EPA Establishment Number - CORRECT ANSWER This tells you what factory made the chemical. Most
pesticide containers will also have a lot number identifying the specific batch the pesticide was made in."
"What are the categories of signal words that can be found on a pesticide label (4)? - CORRECT
ANSWER Danger-Poison
Danger Warning Caution"
"Signal words - CORRECT ANSWER These indicate the pesticide's toxicity to humans"
"Danger-Poison Signal Word - CORRECT ANSWER This indicates that the pesticide is very toxic from
oral, dermal, or inhalation exposure, and can be fatal or cause irreversible eye damage. The skull and crossbones symbol is used on the label along with it"
"Danger Signal Word - CORRECT ANSWER This indicates that the pesticide is highly toxic and is very
likely to cause acute illness from oral, dermal, or inhalation exposure or to cause severe eye or skin irritation."
"Warning Signal Word - CORRECT ANSWER Indicates that the product is moderately likely to cause
acute illness from oral, dermal, or inhalation exposure or is likely to cause moderate skin or eye irritation."
"Caution Signal Word - CORRECT ANSWER Indicates that the pesticide is slightly toxic or relatively non-
toxic and has only a slight potential to cause acute illness from oral, dermal, or inhalation, and would cause little, if any, skin or eye irritation."
"Precautionary Statements On a Pesticide Label - CORRECT ANSWER The label highlights three types
of hazards associated with the use of the product. These can appear on any panel of the label"
"Pesticide Label - Hazards to Humans (and domestic animals) Precautionary Statements Section -
CORRECT ANSWER Indicates the ways in which the product may be poisonous to humans and animals.
It also tells you about any special steps that need to be taken to avoid poisoning (PPE). If the product is highly toxic, this section will inform physicians and veterinarians of the proper treatment"
"Pesticide Label - Environmental Hazards Precautionary Statements Section - CORRECT ANSWER These
will outline if there are any known hazards to wildlife."
āFederal Insecticide, Fungicide, and Rodenticide Act (FIFRA) - CORRECT ANSWER Laws that provide
federal control of pesticide distribution, sale, and use. EPA carries out enforcement. Users must take exams for certification as applicators. EPA must register new pesticides and re-register all existing pesticides. Applies to people who manufacture, market, distribute, use, or dispose of pesticide products."
"General Use Pesticide - CORRECT ANSWER Generally have a lower toxicity and have less potential to
harm humans or the environment Can be bought and used by the public without special permits or restrictions"
"Restricted Use Pesticide (RUPs) - CORRECT ANSWER Might result in an unreasonable adverse effect
on human health and/or the environment Application by trained persons is required to use these products This classification will be stated on the label"
"Food Quality Protection Act (FQPA) - CORRECT ANSWER FIFRA was amended in 1996 to include this.
Requires all pesticides meet new health and safety standards - including determining if pesticide is an endocrine disruptor. EPA must conclude with reasonable certainty that no harm will come to infants, children, or other sensitive individuals exposed to pesticides - cumulative effects must be considered. Requires EPA to review every registered pesticide on a 15 year cycle."
"Rinsate - CORRECT ANSWER A mixture of pesticides diluted by water, solvents, oils, commercial
rinsing agents, or any other substances. It is produced from cleaning pesticide application equipment or pesticide containers."
"Penalties for breaking pesticide laws - CORRECT ANSWER Both civil and criminal charges can be
assessed for FIFRA violations."
"Types of Agricultural Establishments Covered by WPS - CORRECT ANSWER Applies to any
establishment involved in growing, maintaining, or producing agricultural plants for commercial and/or research or experimental purposes (Nurseries, dairy farms, golf courses, prisons, public parks, university extension programs, etc.)"
"General Rule of State Pesticide Laws - CORRECT ANSWER Programs that are derived from a
delegation of federal regulatory authority can be more, but cannot be less, stringent than the federal law"
"Pesticide Application Record Requirments - CORRECT ANSWER Name and address for whom the
application was made Location, if different from above
"Pesticide Label - Re-entry Statement - CORRECT ANSWER If required for the product, this section will
tell you how much time must pass before a pesticide-treated area is safe for a person without PPE"
"Pesticide Label - Waiting Periods Statement - CORRECT ANSWER If required for the product, this
section will tell you how much time must pass between pesticide application and harvest, slaughter, or grazing."
"Pre-harvest Interval - CORRECT ANSWER The time between the last pesticide treatment and harvest
of the crop These are required by law"
"Pesticide Label - Storage and Disposal Directions - CORRECT ANSWER This section will tell you how to
store and dispose of the pesticide and empty containers"
"What is a material safety data sheet (MSDS)? - CORRECT ANSWER It is a technical bulletin which
provides workers and emergency personnel with the proper procedures for handling or working with that substance. It communicates information vital to the safe use and handling of each chemical product"
"What is included in a material safety data sheet (MSDS) (10)? - CORRECT ANSWER Physical data
about the chemical Toxicity Health effects First aid Reactivity Storage Disposal PPE Spill/leak procedures Contact details for more information"
"Types of Pesticides (17) - CORRECT ANSWER Avicides
Bactericides Disinfectants Fungicides Herbicides Insecticides Defoliants Desiccants Growth regulators Molluscicides Nematicides Miticides Piscicides
Predacides Repellents Rodenticides Wood preservatives"
"What is a pesticide formulation? - CORRECT ANSWER It is the mixture of active and inert ingredients
that form the pesticide. Usually you need to mix this with water, a petroleum based solvent, or air before application."
"Ready-To-Use Pesticides (RTUs) - CORRECT ANSWER These are products that are over-the-counter
and premixed with all the correct amounts, so the user does not need to mix anything."
"Pesticide Formulation Types (3) - CORRECT ANSWER Solids
Liquids Gases"
"What does the number in a pesticide formula abbreviation usually indicate? - CORRECT ANSWER The
perfect by weight of the active ingredient of a dry formulation or the percent by volume of a liquid formualtion"
"What is an adjuvant? - CORRECT ANSWER A chemical additive that increases the effectiveness of the
active ingredient and makes application easier."
"Common types of adjuvants (10) - CORRECT ANSWER Acidifier
Activator Antifoaming agent Buffer Drift control agent Penetrant Wetting agent Sticker Surfactant Synergist" "What signal word would you mixture have if you mixed a pesticide with a Danger-Poison label with a
pesticide that has a Warning label? - CORRECT ANSWER Danger-Poison
It always takes the more severe pesticide's label."
"What is pesticide synergism? - CORRECT ANSWER When two products/chemicals are mixed and this
causes an increase in control activity"
"What processes degrade pesticides (3)? - CORRECT ANSWER Chemical processes
"True or False: Soluble pesticides are less likely to move with water in surface runoff? - CORRECT
ANSWER False"
"What is a pesticide carrier? - CORRECT ANSWER It is the material to which the formulated pesticide is
added for application."
"What is the primary purpose of a pesticide carrier? - CORRECT ANSWER To enable uniform
distribution of a small amount of formulated pesticide to a large area"
"What are some liquid pesticide carriers (4)? - CORRECT ANSWER Water
Liquid fertilizers Vegetable oils Diesel oil"
"What are some dry pesticide carriers (5)? - CORRECT ANSWER Attapulgite
Kaolinite Vermiculite Start polymers Corn cob"
"What is phytotoxicity (in terms of pesticide)? - CORRECT ANSWER Plant damage resulting from a
pesticide application. This is most commonly seen as the burning or leaves, flowers, or growing tips"
"Precautions to follow to minimize phytotoxicity issues (10) - CORRECT ANSWER Read the label before
applying Use pesticides at the recommended rate Use care when mixing pesticides Test all pesticide mixtures on a small # of plants before using widely on the site Use proper adjuvants Apply pesticides in favorable environmental conditions Avoid applying to water stressed or nutrient stressed plants Frequently agitate the solution Thoroughly clean equipment between uses Never apply insecticide and fungicides with herbicide contaminated equipment"
"Types of IPM control - CORRECT ANSWER Biological
Mechanical Cultural Physical/Environmental Modification Host Resistance or Genetic Regulatory"
"What is the definition of a site in terms of pest management? - CORRECT ANSWER It is the crop,
animal, structure, commodity, or area where a pesticide is applied to control pests"
"What is the definition of a habitat in terms of pest management? - CORRECT ANSWER It is the area or
environment where a host and/or pest normally lives or occurs."
"What are the four main groups of pests? - CORRECT ANSWER Insects and their relatives
Vertebrates Weeds Disease agents or pathogens"
"What is the first step in determining if you have a pest problem? - CORRECT ANSWER Properly
identifying the pest" "What are some important aspects to know about the pest to create a successful long-term pest
management strategy (6)? - CORRECT ANSWER Accurate identification
Life cycle Habitat requirements Time and location of occurrence Damage patterns Susceptible time for control"
"What are some hazards of pesticides? - CORRECT ANSWER Human poisoning
Destruction of beneficial insects Injury to beneficial plants Damage to wildlife Contamination of surface and groundwater supplies"
"What is the definition of toxicity? - CORRECT ANSWER The capacity of any substance to produce
short term or long term injury of death"
"What are the four routes of pesticide exposure? - CORRECT ANSWER Inhalation
Dermal absorption Ingestion Eye contact"
"When can a highly toxic pesticide present little hazard to you or others (4)? - CORRECT ANSWER
When it is in a very dilute formulation When it is in a formulation that is not readily absorbed through the skin or readily inhaled When it is only used occasionally and under conditions to which human beings are not exposed When it is only used by experienced applicators that are properly equipped to handle the chemical safely"
Sweating Nausea Headache"
"Signs and symptoms associated with organophosphate and carbamate MILD poisoning (8) - CORRECT
ANSWER Fatigue
Headache Dizziness Excessive sweating Salivation Nausea, vomiting Stomach cramps Diarrhea"
"Signs and symptoms associated with organophosphate and carbamate MODERATE poisoning (5) -
CORRECT ANSWER Inability to walk
Weakness Constriction of the eye pupil Muscle twitching Chest discomfort"
"Signs and symptoms associated with organophosphate and carbamate SEVERE poisoning (6) -
CORRECT ANSWER Unconsciousness
Severe constriction of the eye pupil Muscle twitching Breathing difficulty Secretions from mouth and nose Death, if untreated"
"What is the most important piece of information in a pesticide poisoning? - CORRECT ANSWER The
label!"
"What section of the pesticide label includes information about pesticide poisoning treatment? -
CORRECT ANSWER Statement of Practical Treatment"
"Where can you find information on what to include in a first aid kit for pesticide poisoning? - CORRECT
ANSWER The label and the MSDS"
"What to include a fist aid kit for pesticide poisoning (13)? - CORRECT ANSWER Gloves
Soap or detergent Rubbing alcohol Clean drinking cup
Eye wash bottle Nail brush Paper towels Plastic face mask Clean plastic bottle Antidote Activated charcoal Pertinent phone numbers Fresh water"
"Who should you call in Colorado if someone is poisoned from pesticide exposure? - CORRECT
ANSWER Rocky Mountain Poison and Drug Center
"First aid for dermal pesticide poisoning exposure - CORRECT ANSWER Remove contaminated clothing
and wash skin as soon as possible. Do not forget hair and fingernails. Use soap or a detergent to assist with removal"
"First aid for inhalation pesticide poisoning exposure - CORRECT ANSWER Immediately carry victim to
fresh air. Do not enter inside area without a respirator. Loosen tight clothing on the victim and keep them quiet. Apply artificial respiration if they have stopped breathing. If patient is convulsing, watch their breathing and protect them from falling. Keep their chin up to keep air passage free. Prevent chilling by wrapping victim in a blanket but avoid over-heating."
"First aid for ingested pesticide poisoning exposure - CORRECT ANSWER Make decision to induce
vomiting - ONLY do this if instructed by the label or medical personnel. Call poison center. If patient is conscious, administer water or, preferably, milk. Get patient to hospital ASAP."
"First aid for eye pesticide poisoning exposure - CORRECT ANSWER Wash eyes quickly but gently - use
eyewash dispenser (if available) Position the affected eye below the uncontaminated eye to prevent water from going into the uncontaminated eye. Rinse for 15 minutes or more. Do not use chemicals or drugs in the rinse water."
"What are some ways to prevent pesticide exposure (4)? - CORRECT ANSWER Always keep personal
clothing, food, drinks, chewing gum, tobacco products, and other belongings away from where pesticides are stored or handled.
"What PPE should be worn to protect your eyes from pesticide exposure? - CORRECT ANSWER
Approved goggles or face shields"
"What PPE should be worn to protect your lungs from pesticide exposure? - CORRECT ANSWER Air-
supplying respirators Air-purifying respirators"
"NIOSH - CORRECT ANSWER National Institute for Occupational Safety and Health
Responsible for testing and certifying respirators used with pesticides"
"How are pesticide respirators classified? - CORRECT ANSWER By a TC number - can be found on the
label of the product Based on oil degradation resistance and filter efficiency."
"What are the classification levels of oil degradation for pesticide respirators? - CORRECT ANSWER N -
not oil resistant R - oil resistant P - oil proof"
"Respirator fit test - CORRECT ANSWER Method used to select the right size of breathing device for
the specific user. Should be done when first using a respirator and then once a year"
"Positive and negative pressure for respirator fit test - CORRECT ANSWER P - when the user breaths
out N - when the user breaths in" "What are some advantages to applying pesticide during off-hours (early in the morning/late at
night/etc.) (4)? - CORRECT ANSWER Less likely that people other than the handlers will be present
Wind is likely to be lower Likely to be cooler in temperature (reduces heat stress on handlers and vaporization) No direct sun"
"What are some safety precautions to take if you are applying pesticide during off-hours? - CORRECT
ANSWER Have someone check in on you often or at specified times
Work only where there is adequate lighting to ID all potential hazards Work only where there is adequate ventilation"
"How should you always transport pesticides? - CORRECT ANSWER In the back of a truck in containers
with intact, undamaged, and readable labels. The containers should be in a lock box. Proper PPE, according to the label, should be worn when handling"
"What are best practices when transporting pesticides (7)? - CORRECT ANSWER Never carry pesticides
in the passenger section of a truck Never allow children, adult passengers, or pests to ride with the pesticides Never transport pesticides with food, clothing, or other items meant for consumption or contact by humans or animals Never leave vehicle unattended or unlocked Always keep PPE separate Take care to ensure loads do not shift and spill when driving Be aware of steep hills, changing weather, wildlife, and rocks in the roadway when mountain driving"
"What is a placard? - CORRECT ANSWER Diamond shaped sign, placed on a vehicle to indicate which
hazardous materials is being transported. They also provide first responders information to quickly assess the situation."
"What to do when a vehicle carrying pesticides crashes (4)? - CORRECT ANSWER 1. If driver is not
injured, get them out of the vehicle. If injured, call 911. Do not move them, but make sure they are not choking or bleeding.
- If the wreckage is on fire, put the fire out with an extinguisher unless it is dangerous to do so.
- Check drivers clothing to see if it was splashed with pesticide. If yes, and the person is not injured, have them remove the clothing and have them shower/wash off
- If driver is not injured, take them to doctor to check for pesticide exposure symptoms"
"Why is proper pesticide storage important (5)? - CORRECT ANSWER Protects people and animals
from exposure Reduces the chances of environmental contamination Prevents damage to pesticides from temperature extremes and excess moisture Safeguards the pesticide from theft, vandalism, and unauthorized use Reduces the likelihood of liability"
"Pesticide storage best practices (9) - CORRECT ANSWER Should have concrete floor
Structure should be fire resistant Should have on-site fire extinguisher Adequate ventilation Insulation and supplemental heating Adequate lighting Never store with food Store in original containers with the label Running water should be close by"
"Pesticide Security Procedures (11) - CORRECT ANSWER Follow storage responsibilities outlined in CO
Pesticide Applicators Act Limit access Keep list of emergency phone numbers Post emergency phone numbers at entrance to storage area
