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TEXAS CERTIFIED APPLICATOR
PRACTICE EXAM PREP Questions and
Answers Verified by Expert Latest Versions
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What is pesticide exposure? a. Coming in contact with a pesticide b. Being poisoned by a pesticide c. Neither of the above d. Both of the above - ✓✓✓a. Coming in contact with a pesticide refers to how poisonous a pesticide is after short-term exposure. - ✓✓✓Acute toxicity is a one-time or short-term contact with pesticide. - ✓✓✓Acute exposure is a delayed poisonous effect from exposure to a substance. - ✓✓✓Chronic toxicity is long-term repeated contact with pesticides. - ✓✓✓Chronic exposure The effects of which type of exposure---acute or chronic--- can be more easily detected and studied? - ✓✓✓Acute
✓✓✓Amount Name the three routes by which pesticide can enter your body. - ✓✓✓Dermal , oral , inhalation Some pesticide are poisonous no matter how they enter the body. T/F - ✓✓✓True Which pesticide solution is most likely to be absorbed through the skin? a. Oil-based b. Water-based c. Dry - ✓✓✓a. Oil-based Which areas of the body absorb pesticides quickly? a. Feet, hands, head, and groin b. Scalp, nose, hands, and arms c. Face, hands, torso, and scalp d. Eyes, ears, scalp, and genitals - ✓✓✓d. Eyes, ears, scalp, and genitals Which two routes of entry are likely to be the most important to you? a. Dermal and oral b. Dermal and inhalation c. Inhalation and oral d. None of the above - ✓✓✓b. Dermal and inhalation Which factor affects the toxicity of a pesticide? a. Route of entry b. frequency and duration (rate) of exposure c. Does received A pesticide dose is the of pesticide of which a surface, plant or animal is exposed. -
What signal word must be on the label for pesticides classified as "relatively non-toxic" a. CAUTION! b. DANGER! c. WARNING! - ✓✓✓a. CAUTION! What signal word must be on the label for pesticides classified as "Highly toxic"? a. CAUTION! b. DANGER! c. WARNING! - ✓✓✓b. DANGER! What signal word must be on the label for pesticides classified as "Slightly toxic"? a. CAUTION! b. DANGER! c. WARNING! - ✓✓✓a. CAUTION! What signal word must be on the label for pesticides classified as "moderately toxic"? a. CAUTION b. DANGER c. WARNING - ✓✓✓c. WARNING The toxicity of a substance is its ability to cause injury, while is the risk or chance that harm will come from using the pesticide. - ✓✓✓hazard Is a highly toxic material always very hazardous? a. No, if a highly toxic material is handled properly it could actually pose low risk or hazard. b. Yes, no matter how it is handled a highly toxic material is always hazardous. - ✓✓✓a. No, if a highly toxic material is handled properly it could actually pose low risk or hazard. Six milligrams per kilogram (mg/kg) is equal to parts per million. - ✓✓✓six
Which of the statements below is not true about a pesticide deposit? a. A deposit is pesticide that remains on treated surfaces right after application. b. Pesticide deposits may or may not be seen easily. c. Most deposits remain on surfaces for a very long time. - ✓✓✓c. Most deposits remain on surfaces for a very long time. Which of the statements below is not true about a pesticide residue? a. Some residues may remain for months or years. b. Residue information is required for each crop you treat. c. residues are found only on target crops and surfaces. - ✓✓✓Residues are found only on target crops and surfaces. A is the maximum amount of pesticide residue allowed on a harvested crop, set by the EPA. - ✓✓✓Tolerance Can a harvested crop contain more than the set tolerance of a pesticide and still be legally sold? a. No, it cannot be legally sold b. Yes, it may be sold if it is not condemned or seized. c. Yes, it may be sold if it is identified as contaminated. - ✓✓✓No, it cannot be legally sold. What margin of safety ("safety factor") does the EPA use to set tolerances? a. 10 times b. 100 times c. 1,000 times - ✓✓✓b. 100 times Food may have no residues at all because the residues may have degraded or the crop may have been treated with a minimum dose of a pesticide. T/F - ✓✓✓True
c. Wind speed and direction d. Reentry interval - ✓✓✓Reentry interval Why should honeybees be protected? a. Because they are the most important beneficial insect b. Because poisoned bees are more dangerous to people and animals c. Because their work as pollinators is necessary for crop production - ✓✓✓c. Because their work as pollinators is necessary for crop production Pesticide residues can build up in the bodies of animals, including man. T/F - ✓✓✓True Only pesticides that are applied incorrectly are likely to move downward with rain or irrigation water into the water table below. T/F - ✓✓✓False A pesticide becomes a pollutant and potentially dangerous when it is applied at a higher dose than recommended on the label or when it drifts off target. T/F - ✓✓✓True How should you change pressure to reduce liquid droplet drift? a. Reduce pressure to increase droplet size b. Increase pressure to increase droplet size c. Reduce pressure to reduce droplet size d. Increase pressure to reduce droplet size - ✓✓✓a. Reduce pressure to increase droplet size What are the possible consequences of pesticide drift onto forage and pastureland or into drinking water? a. People, pets, and livestock can be injured by pesticide exposure b. Pasture grasses could be destroyed c. Milk or meat could have illegal residues if cattle eat contaminated forage. d. Water may become too contaminated to drink e. All of the above - ✓✓✓e. All of the above
Pesticide pollution can help a pest you are trying to destroy by killing predators and parasites of the pest. T/F - ✓✓✓True An is a geologic formation of permeable rock, sand, or gravel that stores large amounts of water. - ✓✓✓Aquifer Why are aquifers important? a. Because they are the main water supply for manufacturing industries b. Because so many people use water from aquifers for drinking c. Because building and maintaining them provides jobs - ✓✓✓b. Because so many people use water from aquifers for drinking What is the name given to the complex prey/predator cycle in which all animals (including man) take part? a. Food chain b. Habitat c. Ecosystem - ✓✓✓Food chain The best protection against ground water pollution is? a. preventing contamination b. Stopping irrigation c. Cleaning groundwater after contamination - ✓✓✓a. Preventing contamination At what level is man in the food chain? a. Near the bottom b. Near the middle c. near the top - ✓✓✓c. Near the top An pesticide is one that builds up in animal an plant tissues. - ✓✓✓Accumulative
c. Nozzle design and orientation d. Temperature - ✓✓✓b. Pollution Which of these additional factors does not influence drift? a. Humidity b. Height of release c. Wind speed and direction d. Re entry interval - ✓✓✓d. Re entry interval Why should honeybees be protected? a. because they are the most important beneficial insect b. because poisoned bees are more dangerous to people and animals c. because their work as pollinators is necessary for crop production - ✓✓✓c. because their work as pollinators is necessary for crop production Pesticide residues can build up in the bodies of animals, including man. T/F - ✓✓✓True Only pesticides that are applied incorrectly are likely to move downward with rain or irrigation water into the water table below. T/F - ✓✓✓False A pesticide becomes a pollutant and potentially dangerous when it is applied at a higher dose than recommended on the label or when it drifts off target. T/F - ✓✓✓True How should you change pressure to reduce liquid droplet drift? a. Reduce pressure to increase droplet size b. Increase pressure to increase droplet size c. Reduce pressure to reduce droplet size d. Increase pressure to reduce droplet size - ✓✓✓a. reduce pressure to increase droplet size
What are the possible consequences of pesticide drift onto forage and pastureland or into drinking water? a. people, pets and livestock can be injured by pesticide exposure. b. Pasture grasses could be destroyed c. Milk or meat could have illegal residues if cattle eat contaminated forage d. Water may become too contaminated to drink e. All of the above - ✓✓✓e. all of the above Pesticide pollution can help a pest you are trying to destroy by killing predators and parasites of the pest. T/F - ✓✓✓True An is a geologic formation of permeable rock, and sand, or gravel that stores large amounts of water. - ✓✓✓Aquifer Why are aquifers important? a. Because they are the main water supply for manufacturing industries b. Because so many people use water from aquifers for drinking c. Because building and maintaining them provides jobs - ✓✓✓b. Because so many people use water from aquifers for drinking What is the name given to the complex prey/predator cycle in which all animals (including man) take part? a. food chain b. habitat c. ecosystem - ✓✓✓a. food chain The best protection against groundwater pollution is. - ✓✓✓Preventing contamination At what level is man in the food chain? - ✓✓✓Near the top
If you or our partner feels sick on the job, should you leave the work undone or try to finish it? a. Always try to finish the job unless there is an emergency or you are working alone and feel as though you might faint. b. If you or any other workers feels sick, do not try to finish the job. Get out of the area immediately and get help. - ✓✓✓b. If you or any other workers feels sick, do not try to finish the job. Get out of the area immediately and get help. How should you clean your washing machine after laundering pesticide soiled clothing? a. Run a complete, but empty cycle using hot water and detergent. b. Clean the inside of the machine by hand c. Run a rinse cycle only. - ✓✓✓a. Run a complete, but empty cycle using hot water and detergent. The safest way to move pesticides is in the back of a truck that has a steel bed with enclosed sides and a tail gate. T/F - ✓✓✓True You should wear a wide brimmed, chemical resistant, waterproof hat (not a cap) when you are exposed to pesticide drift. T/F - ✓✓✓True You should store all clean protective equipment and clothing separately from stored pesticides. T/F - ✓✓✓True When you plan to work with pesticides, where should you look for information about the protective clothing you need? a. In the American Chemical User's Handbook b. On the pesticide label c. In your pesticide applicator training manuals - ✓✓✓b. On the pesticide label During pesticide handling, you should wear both gloves and boots made of chemical resistant material. T/F - ✓✓✓True
You should wear protective clothing when you are exposed to pesticide drift, but hardly ever when you are mixing and filling pesticides. T/F - ✓✓✓False When filling a spray tank, you should always stand with your head above the container and the filling hole of the spray tank. T/F - ✓✓✓False How should you prepare for an accidental spill of a pesticide? a. Have some kind of absorptive material available b. Have bleach or hydrated lime for decontamination c. Keep soap, detergent and water close at hand d. Have a change of clothes available e. All of the above - ✓✓✓e. All of the above If a nozzle clogs up while you are spraying pesticides, the best way to clear it is to blow the nozzle out with your mouth. T/F - ✓✓✓False If the pesticide is not too toxic, it is OK to let children and pets play in the area while you are spraying there? a. Yes, if the pesticide Is not to toxic, children and pets may play in the area b. Pets may be allowed to play in the area, but not children c. Never let children or pets play in a treatment area during spraying - ✓✓✓c. Never let children or pets play in treatment area during spraying When you are spraying near bee colonies, it is up to the owners alone to keep the bees out of your way or to remove the bees. T/F - ✓✓✓False How can you prevent accidents commonly caused by equipment? a. Choose the safest equipment for your pesticide application needs
How often should you wash your contaminated overalls? - ✓✓✓Daily Should you ever wash the inside of your boots? a. yes, after each use b. yes, at least once a week c. Never - throw hem away after they become contaminated. - ✓✓✓a. yes, after each use When is it necessary to wear goggles or a full face shield? a. whenever pesticide could contact your eyes b. when you pour or mix concentrates c. when you work with a highly toxic spray or dust d. all of the above - ✓✓✓d. all of the above Which type of hat is useful to protect your head and neck from highly toxic pesticides? a. Chemical resistant rainhat b. Washable hard hat with no liner c. Certain wide brimmed hats d. All of the above - ✓✓✓d. All of the above Are cotton or felt hats adequate head protection against highly toxic pesticides? Yes or No - ✓✓✓No How do you know if a respirator is necessary? a. If there is a strong odor b. If you feel lightheaded c. If the pesticide label says so - ✓✓✓c. If the pesticide label says so When must you always wear a respirator? a. Any time you apply pesticides indoors
b. Whenever mixing or filling highly toxic pesticides c. Only when you choose to - ✓✓✓b. Whenever mixing or filling highly toxic pesticides Applicators who will be constantly exposed to small amounts of toxic pesticides for a day or several days should wear a respirator. T/F - ✓✓✓True When are cartridge respirators often used? a. For a relatively short exposure period to concentrated chemicals b. For a long exposure period to low concentrations of toxic chemicals c. Both A and B d. Neither A or B - ✓✓✓c. Both A and B What is the main drawback of cartridge respirators? a. Leakage around the face shield b. Discomfort c. the expense of the cartridge - ✓✓✓a. leakage around the face shield Gas masks are used when the applicator will be exposed to toxic fumes in heavy concentrations or for long time periods. T/F - ✓✓✓True When should gas masks be used with an independent oxygen supply? a. When you are exposed to unknown vapors b. When you reenter a fumigated area c. Both A and B d. Neither A nor B - ✓✓✓c. Both A and B Should you try to fit the respirator so that some air can leak in around your face? Yes or No - ✓✓✓No
b. Dry formulations c. Both liquid and dry formulations - ✓✓✓b. dry formulations The symptoms of pesticide poisoning are very difficult from all other types of poisoning. T/F - ✓✓✓False A person exposed often to small amounts of toxic material over a long time usually shows the same poisoning symptoms as a person exposed suddenly to a large amount of toxic material. T/F - ✓✓✓True Because each chemical family can attack the body in a different way, the symptoms of pesticides poisoning are not all the same. T/F - ✓✓✓True What are some of the symptoms of mild poisoning? a. headache, fatigue, sore throat b. Vomiting c. Fainting, dizziness - ✓✓✓a. Headache, fatigue, sore throat The symptoms of mild poisoning are similar to the early symptoms of acute poisoning. T/F - ✓✓✓True What are some signs of severe or acute poisoning? a. Fever, intense thirst, vomiting b. Muscle twitches, pinpoint pupils c. Unconsciousness d. All of the above - ✓✓✓d. All of the above What are the three major chemical families? a. insecticides, Fungicide, and rodenticides
In many cases, swallowed poison can be absorbed by , which b. Organophosphates, carbamates, and chlorinated hydrocarbons c. Broad spectrum, narrow spectrum, and systemics - ✓✓✓b. Organophosphates, carbamates, and chlorinated What is the very first thing to do when someone has been poisoned? a. If you are alone with the victims, make sure he is breathing and not further exposed to poison. b. Call an ambulance or doctor c. Call a poison control center d. A and B - ✓✓✓d. A and B Your doctor should know which pesticides you normally use so he or she can obtain the and keep it on hand. - ✓✓✓Anidote If poison is on the victim's skin or in his eyes, it is more important to wash the victim with large amounts of running water. T/F - ✓✓✓True When someone inhales poison, you should make him vomit, except when... a. The victim is unconscious or in convulsions b. The victim has swallowed corrosive poison c. The victim has swallowed a petroleum product d. All of the above - ✓✓✓d. All of the above is mixed with water into a thick syrup for the victim to drink. - ✓✓✓Activated charcoal Atropine tablets can be poisonous if misused. You should never use them to prevent poisoning. T/F - ✓✓✓True Which of the following is not a sign of shock?
