APES Flashcards

9720053611	Bioaccumulation	when a toxin accumulates in the body's cell	0
9720053612	Biomagnification	when the concentration of a toxin increases at each successive trophic level	1
9720056584	Fertilizer	help plants grow and lead to eutrophication	2
9720059100	DNA	the basis for genetic engineering	3
9720074531	Transgenic Engineering	crop varieties can be created through the deliberate introduction of a gene from one species to another	4
9720079591	Primary GMO crops in the US	soybeans and corn	5
9720086033	Bacillus Thuringienis	a naturally occurring soil bacterium that produces crystal proteins that are lethal to many insect larvae	6
9720111837	Golden Rice	used daffodils and bacterium to make genes for it and it	7
9720123656	Desertification	when fertile land becomes desert because of thing like improper agriculture	8
9720123657	Salinization	the process of increasing the salt content	9
9720123658	Dust Bowl	a point in time when people moved to CA suddenly and caused soil erosion	10
9720127071	Green Revolution	a large increase in crop production in developing countries achieved by the use of fertilizers, pesticides, and high-yield crop varieties	11
9720127072	Monocropping	he agricultural practice of growing a single crop year after year on the same land, in the absence of rotation through other crops or growing multiple crops on the same land	12
9720129835	Pesticide resistance	describes the decreased susceptibility of a pest population to a pesticide that was previously effective at controlling the pest	13
9720129836	Pesticide persistance		14
9720133787	Non-target organism	not being the intended object of action by a particular agent	15
9720133788	Shelterbelt	an area of trees planted around a crop to keep soil from blowing away	16
9720136459	Intercropping	grow (a crop) among plants of a different kind, usually in the space between rows	17
9720136460	No-till farming	a way of growing crops or pasture from year to year without disturbing the soil through tillage	18
9720138534	Terracing	make or form (sloping land) into a number of level flat areas resembling a series of steps	19
9720138535	Silent Spring	documented the adverse effects on the environment of the indiscriminate use of pesticides	20
9720140675	CAFOs	a farm in which animals are raised in confinement	21
9720143167	Eutrophication	excessive richness of nutrients in a lake or other body of water, frequently due to runoff from the land, which causes a dense growth of plant life and death of animal life from lack of oxygen	22
9720143168	Antibiotic resistance	occurs when bacteria change in a way that reduces the effectiveness of drugs, chemicals, or other agents designed to cure or prevent infections	23
9720151077	Who regulates GM crops?	EPA, FDA, USDA	24
9720160701	What are the USDA labeling requirements for organic foods?	-Must be produced with minimal pesticide usage -No antibiotics/ No growth hormones for eggs, meat, dairy -No synthetic fertilizer/ No sewer sludge -No GMO's	25
9720162591	What is the law that regulates pesticides?	FIFRA	26
9720361017	Threshold dose	where the change begins to occur	27
9720364546	LD50	the point where 50% of the population dies	28
9720381322	Higher LD50	less toxic	29