Ecosystem ecology Flashcards
1
Q
ecosystem
A
all of the communities and physical factors in an area
2
Q
ecosystem ecology
A
the flow of energy and cycling of nutrients through natural systems
3
Q
10% rule
A
10% of energy is converted to biomass at each trophic level
4
Q
biological magnification
A
substances become more concentrated at higher tropic levels, e.g. DDT
5
Q
nutrient cycles
A
water cycle, nitrogen cycle, carbon cycle
6
Q
biome
A
large geographic areas with similar climate and vegetation
7
Q
biome examples
A
tropical rain forest, grassland, desert, chaparral, temperate deciduous forest, coniferous/boreal forest/taiga, tundra, freshwater biomes, marine biomes
