Ecology Ch. 1

study of relationships between organisms and the environment

individuals, populations, interactions, community, ecosystem, landscape, region, biosphere

domain of physiological (study the evolution of physiological and anatomical mechanisms by which org. solve problems physically / chemically in the environment) / behavioral ecology (study evolution of behaviors that allows animals to survive and reproduce when environment changes)

group of individuals of a single species in a an area

predation, parasitism, competition

association of interacting species

include physical / chemical factors - energy flow / decomposition, multispecies systems, all ecosystem / communities are open systems subject to exchange

a heterogeneous area consisting of distinctive patches, or elements organized into a mosaic pattern

geographically

portions of earth that support life (global ecosystem)