Pesticides are - Study guides, Class notes & Summaries

Acute Toxicity refers to toxicity from - a one time exposure to a pesticide Chronic Toxicity refers to toxicity from - many small exposures to a pesticide The Term LD50 refers to the level of toxicity where - 50% mortality is observed Pyrethroid pesticides exert their toxicity in the form of - a nerve poison with symptoms similar to chlorinated hydrocarbons Chronic Toxicity tests are conducted to determine - Teratogenic and Carcinogenic effects A carcinogen is a material that causes - canc...

Pesticide License exam questions and answers already passed The only purpose of federal and state pesticide laws is to protect the environment from hazardous pollutants false The EPA has the authority to stop the sale or use of any pesticide True A person purchasing a restricted use herbicide must be a certified applicator True Restricted use pesticides can only be applied by a certified applicator False All pesticide products containing the same active ingredient are classifi...

QAL Laws And Regs Complete Solutions | Questions And Answers 2024/2024 Tests The difference between CA laws and DPR regulations is that laws are Passed by the CA legislature and regulations are adopted by DPR to carry out laws Which of the following is not one of the purposes of CA pesticides and pest control laws and regulations Encouraging people to use more pesticides A cooperating agency that helps DPR enforce pestifide use laws and regulations in CA is the County Agricultural Commis...

Texas Pesticide Applicators General Standards Questions and Answers 100% CorrectTexas Pesticide Applicators General Standards Questions and Answers 100% CorrectTexas Pesticide Applicators General Standards Questions and Answers 100% CorrectTexas Pesticide Applicators General Standards Questions and Answers 100% Correct If unsupervised, you must have a license to legally work with restricted pesticides, but not to work with state-limited pesticides. - ANSWER-False To legally perform structura...

Federal Insecticide, Fungicide, and Rodenticide Act (FIFRA) -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. What are the two main pesticide classifications? -ANSWER General use and restricted use Gen...

When a pest reaches the , pest management procedures need to be applied to prevent it from reaching economically damaging populations.- : Economic Threshold 2. Protectant fungicides must be applied BEFORE infection occurs. (True or False): True 3. The key to minimizing the hazards of pesticide use to the applicator is to Avoid Exposure ANS True 4. The use of plants resistant to pests is a control method. a. mechanical b. biological c. genetic ANS. genetic Private Pesticide Applicator...

WA Pesticide Test Exam Questions With 100% Correct Answers An inversion is when warm and cool air mix, causing turbulent air. T/F - answerFalse Which of these herbicides is more toxic? paraquat with an LD50 of 50 mg/kg 2,4-D with an LD50 of 700 mg/kg - answerparaquat with an LD50 of 50 mg/kg Which of the following must be recorded for a landscape herbicide application to be in compliance with WSDA for pesticide application recordkeeping? Starting and ending time of application Target pest(s) Nam...

Oregon Right Of Way Pesticide Latest 2024 Graded A+ Annual weeds plants complete their life cycle in less than 1 calendar year summer annual plants germinate (sprout from seed) in the spring or summer. They grow, flower, set seed, and die before winter. The seeds lie dormant in the soil until the next spring or several springs later, when the cycle repeats itself. Winter Annual Weeds plants germinate in the late summer to early winter. They overwinter in a vegetative stage. In the...

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A theory is a. an idea that has been proven. b. a concept in the early stages that still needs to be tested. c. a description of a belief that invokes the supernatural. d. an explanation of an idea that is broad in scope and supported by a large body of evidence. e. All of the choices are correct. - correct answeran explanation of an idea that is broad in scope and supported by a large body of evidence Which of the following statements regarding a common cellular activity is false? - corr...