Chlorinated hydrocarbons 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...

Pool Operator's Final Exam questions & answers 2023The percentage of hypoclorous acid formation is most influenced by: pH Pool painting is usually done: Before opening in the spring 00:10 01:20 When a pool is chlorinated with gas chlorine, the operator must also use: Soda Ash The term "chlorine demand" refers to: The amount of chlorine which will react with substances in the pool Re-circulation pumps used in swimming pools are the type called: Centri...

Certified Pool Operator Final Exam (Latest 2024/ 2025 Update) 100% Correct Questions and Verified Answers| Grade A Q: Because carbonate ions combine with hydrogen ions, sodium carbonate will cause pH to: Answer: Rise Q: When enough chlorine is added to cause complete oxidation of all organic compounds, a sudden drop in residual chlorine may be noticed. The point at which this occurs is called the: Answer: Break-point Q: "Residual chlorine" refers to: Answer: ...

6 components of soil - -sand and gravel -silts and clays -dead organic material -soil fauna and flora -water -air A horizon (surface soil) - Mineral particles mixed with organic material. Food comes from the A horizon. A pattern of falling death and birth rates due to improved living conditions including education for women and access to birth control methods? - demographic transition Acute Effects - caused by a single exposure and results in an immediate health problem Additive React...

Category 3A+3B Pesticide Exam (New Jersey Category 3A+3B) Questions and Verified Answers. 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...

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 cancer A neurot...

Category 3A+3B Pesticide Exam (New Jersey Category 3A+3B) Questions and Verified Answers. 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...

Vector Control Questions and Answers Rated A+ Vector control can be divided into: Chemical involving natural or synthetic chemicals as control agents Non-chemical including natural control methods, that focuses on biological, microbial, cultural, physical, mechanical, or legislative method to control vectors. Chemical Control Inorganic: -insecticides—lead arsenate; fungicides—mercuric chloride; rodenticides—zinc phosphide Organic -natural—botanicals: pyrethrins, roteno...

NAVLE – TOXICOLOGY EXAM 2024 WITH 100% CORRECT ANSWERS acetaminophen - correct answer cats lack glucoronyl transferase - methemoglobinuria, heinz body anemia - hepatic necrosis - tx - n-acetylcysteine arsenic - correct answer GI - hemorrhagic diarrhea - ant bait - tx - deep IM injection - Dimercaprol cantharidin - correct answer blister beetle in alfalfa - hemorrhagic cystitis/gastritis - renal failure, colic, peracute death chlorinated hydrocarbons? - correct answer lindane...

Neurotoxins - Answer metabolic poisons that specifically attack nerve cells; most are extremely toxic and fast acting. Different types of Neurotoxins - Answer Heavy Metals, Anesthetics and Chlorinated Hydrocarbons, and Organophosphates and Carbamates Heavy Metals - Answer kill nerve cells.