MASSACHUSETTS PESTICIDE APPLICATOR CORE EXAM/ QUESTIONS AND CORRECT ANSWERS 100% GUARANTEED PASS. 2024

MASSACHUSETTS PESTICIDE APPLICATOR CORE EXAM/ QUESTIONS AND CORRECT ANSWERS 100% GUARANTEED PASS. 2024 Chronic health effect Correct Answer Problems that develop over a relatively long period of time, following either one significant exposure that initiates a problem, or following a series of small exposures which accumulate in some manner and result in a development of a disease or disorder acute toxicity Correct Answer Poisoning from a single dose over a much shorter duration of time How soon do health effects occur from accrue toxicity? Correct Answer Within 24 hours of exposure Chronic health risk problems (major examples) Correct Answer Mutagenicity, oncogenicity, carcinogenicity, teratogenicity, neurotoxicity Mutagenicity Correct Answer Ability of a substance or agent to cause mutations to genes or chromosomes Changes from mutagenicity are... Correct Answer Almost always harmful Tests to detect mutagenicity Correct Answer Varied. Tests on cells to tests on whole animals It's believed that chemicals that cause mutations are more likely to be ones that can also cause... Correct Answer Cancers Why is mutation testing used as a first screen for new compounds? Correct Answer Faster and cheaper than animal lifetime testing Oncogenicity Correct Answer The ability of a chemical to cause abnormal growths or tumors in tissues Carcinogenicity Correct Answer Ability of a substance or agent to cause malignant tumors How do they test chemicals for their ability to cause tumors Correct Answer Administering daily doses to animals for their entire lifetime and then dissecting them to detect presence of tumors in the animals tissues A rodent carcinogenicity study takes how long typically? Correct Answer 2-3 years Pesticide companies are required to submit test data on oncogenicity from.... Correct Answer Several animal species There are currently how many pesticide active ingredients considered known, likely, or probable