Bioaccumulation - Study guides, Revision notes & Summaries

Pest Control Exam Questions and Answers 100% Pass Pest - Correct Answer ️️ -an undesirable organism that injures humans, desirable plants and animals, manufactured products, or natural substances. pathogens - Correct Answer ️️ -disease-causing organisms, such as viruses, bacteria, or fungi Pesticide resistance - Correct Answer ️️ -When pests adapt and become resistant to a pesticide. First seen in resistance to DDT in 1947 bioaccumulation - Correct Answer ️️ -The accumu...

Pest - ANSWER-an undesirable organism that injures humans, desirable plants and animals, manufactured products, or natural substances. pathogens - ANSWER-disease-causing organisms, such as viruses, bacteria, or fungi Pesticide resistance - ANSWER-When pests adapt and become resistant to a pesticide. First seen in resistance to DDT in 1947 bioaccumulation - ANSWER-The accumulation of pesticide in the fatty tissue of some animals biomagnification - ANSWER-The Food chain. Organ...

PH Unit 3 (final): Vocab latest update A+ graded how a pollutant enters the food chain; the accumulation over time of a chemical in a living organism - bioaccumulation eg: can come from bug spray, roach spray (educate to limit intake of foods or exposure to harmful chemicals) - bioaccumulation process of using medical tests such as blood or urine collection to determine whether a person has been exposed to a contaminant and how much exposure he or she has recei...

Bioaccumulation - ANSWER The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism. Biomagnification - ANSWER Accumulation of pollutants at successive levels of the food chain abiotic factors - ANSWER natural control measures within the environment. EX: climactic factors, air/water pollution, topographic features. Biological Control - ANSWER The use of natural enemies to control pests. EX: Predators, Parasites, Pathogens Cultural Control - A...

PA Pesticide Applicator Exam Core Info Test with Verified Answers Bioaccumulation Biomagnification abiotic factors Biological Control Cultural Control Genetic control Mechanical/Physical control Regulatory control Mode of action Site of action The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism. Accumulation of pollutants at successive levels of the food chain natural control measures within the envi- ronment. EX: climactic factors...

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...

PA Pesticide Applicator Exam Core Info | Questions and Correct Answers | Latest Update 2024/2025 | 100% PASS Bioaccumulation - Answer -The accumulation of a substance, such as a toxic chemical, in various tissues of a living organism. Biomagnification - Answer -Accumulation of pollutants at successive levels of the food chain abiotic factors - Answer -natural control measures within the environment. EX: climactic factors, air/water pollution, topographic features. Biological Control ...

Action threshold the pest level at which some type of pest management action must be taken Bioaccumulation The accumulation of toxic substances, such as pesticides, or other organic chemicals in an organism Biomagnification The tendency for certain pesticides to progressively become more concentrated in each type of organism when moving from the bottom to the top organism within a food chain Contact pesticide Pesticide that is not absorbed systemically by treated plants or animals. These...

Natural hazards of California include all but one of the following: - ️️hurricanes . The majority of Canadian hydropower originates at: - ️️Hudson Bay A keystone species in the Pacific Northwest ecosystem is: - ️️salmon A major controversy regarding biofuels revolves around: - ️️the air pollution created around biofuel production A major difference between old-growth and managed forests is: - ️️managed forests result in ecologic stagnation A major reason that the Tongass...

Pesticide applicators License Latest Update Rated A+ Action threshold the pest level at which some type of pest management action must be taken Bioaccumulation The accumulation of toxic substances, such as pesticides, or other organic chemicals in an organism Biomagnification The tendency for certain pesticides to progressively become more concentrated in each type of organism when moving from the bottom to the top organism within a food chain Contact pesticide Pesticide that is not abso...