APES Flashcards

4985981955	Negative feedback	This tends to damp down, neutralize or counteract any deviation from an equilibrium and promoted stability.	0
4985981956	Ecosystem	The mix of biotic (living) and abiotic (no living) factors in a particular area	1
4985981957	Edge effect	The increase in Biodiversity near ecosystems boundaries	2
4985981958	Producers/Autotrophs	Convert energy from sun into carbohydrates	3
4985981959	Cellular respiration	When organisms get energy from plants through chemical rxn	4
4985981960	Aerobic respiration	Making energy in the presence of oxygen	5
4985981961	Anaerobic respiration	Energy gained in a sense of oxygen. By products include methane gas, acetic acid	6
4985981962	Consumers/heterotrophs	Obtain energy by consuming other organisms	7
4985981963	Herbivores/ primary consumers	Heterotrophs that consumer producers	8
4985981964	Secondary consumers	Carnivores that eat primary consumers	9
4985981965	Tertiary consumers	Animals that eat secondary consumers	10
4985981966	Detritivores	Get nutrients from dead organism	11
4985981967	Decomposers	Release nutrients back	12
4985981968	Food chain	A sequence in which energy is transferred from one organism to the next as they consume each other	13
4985981969	Food web	A network of food chains showing the feeding relationships in an ecosystem	14
4985981970	Bioaccumulation	When toxins get passed on through each tropic level	15
4985981971	Gross primary productivity	Total solar energy producers in an ecosystem capture	16
4985981972	Net primary productivity	Respiration by producers (energy passed on to herb)	17
4985981973	Biomass	Total mass of all living matter in an area	18
4985981974	Biosphere	Anywhere life resides	19
4985981975	Exchange pools	Where a nutrient sits for a short period of time	20
4985981976	Pools	(Reservoirs) are where there are build-ups	21
4985981977	Flux	Rate materials move between pools	22
4985981978	Source	A pool that releases more nutrients that it accepts	23
4985981979	Sinks	A pool that accepts more nutrients than it releases	24