Populations and ecosystems flashcards 3.0 / 5 based on 1 rating ? BiologyEcology, ecosystems and environmental biologyA2/A-levelAQA Created by: BiologyCreated on: 01-11-12 14:35 ECOLOGY Is the study of the inter-relationships between organisms and their environment. 1 of 10 HABITAT The place where a community of organisms lives, e.g. a rocky shore or field. 2 of 10 POPULATION A group of interbreeding organisms of one species in a habitat. 3 of 10 COMMUNITY Populations of different species in a habitat make up a community. 4 of 10 ABIOTIC CONDITIONS The non-living features of the ecosystem, e.g. temperature and availability of water. 5 of 10 BIOTIC CONDITIONS The living features of the ecosystem, e.g the presence of predators or food. 6 of 10 NICHE The role of a species within its habitat, e.g what it eats, where and when it feeds (includes abiotic and biotic conditions) 7 of 10 ADAPTATION A feature that members of a species have that increases their chances of survival and reproduction. 8 of 10 MICROHABITAT The environmental conditions in an organisms immediate surrounding. 9 of 10 COMPETITIVE EXCLUSION PRINCIPLE States that no two species can occupy precisely thr same niche, so they don`t compete for precisely the same resources. 10 of 10
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