3.5 definitions 0.0 / 5 ? BiologyEcology, ecosystems and environmental biologyA2/A-levelWJEC Created by: catrinbevanCreated on: 09-01-17 15:11 Ecology The study of how living organisms interact with each other and their environment. 1 of 13 Ecosystem Major ecological unit composed of all the organisms inhabiting a particular habitat together with their environment. 2 of 13 Niche The place of each species within an ecosystem. 3 of 13 Population Interbreeding group of organisms of the same species occupying a particular habitat. 4 of 13 Community Interacting population of 2+ species in the same habitat at the same time. 5 of 13 Habitat An ecological or environmental area inhibited by a living organism that provides a means of survival. 6 of 13 microhabitat Part of a particular habitat where the organism stays. 7 of 13 Biotic Living components of a community 8 of 13 Abiotic Non living components edaphic - features related to soil and all physical and chemical characteristics. Climatic - light, temp, moisture etc 9 of 13 Natality Reproductive capacity of a population 10 of 13 Morality Number dying per unit of time 11 of 13 Immigration Movement into the population of members of the same species from outside spatial limits. 12 of 13 Emigration Movement of individuals from a population to an area outside spatial limits. 13 of 13
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