These are non living, such as air, water, heat and rock.
Abiotic
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The variety of living organisms in an environment.
Biodiversity
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The total mass of living organisms per unit area.
Biomass
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Layer of the Earth where there is life; parts of the atmosphere and lithosphere.
Biosphere
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All living things.
Biotic
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The entire variety of species that are found in an ecosystem.
Community
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Variety of different ecosystems or habitats which exists in a certain area. This takes into consideration abiotic and biotic components.
Ecosystem Diversity
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Energy is passed along through the ecosystem as food in a food chain or in a more complex food web.
Energy Flow
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Variety within a species from molecular level. The more variation in genetic make up the more easily populations are able to adapt to changing environments.
Genetic Diversity
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Have a major and widespread impact
Global Factors
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This is the surface layer of vegetation, which over time breaks down to become humus.
Litter
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Affect ecosystems on a smaller scale and their relative importance varies from place to place.
Local Factors
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Individual members of a certain species that are found in an ecosystem.
Population
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The variety and number of different species in one area. The more species the better functioning of the ecosystem.
Species Diversity
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This is the safe level of harvest that can be hunted/caught/utilised without harming the ecosystem.
Sustainable Yield
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Other cards in this set
Card 2
Front
The variety of living organisms in an environment.
Back
Biodiversity
Card 3
Front
The total mass of living organisms per unit area.
Back
Card 4
Front
Layer of the Earth where there is life; parts of the atmosphere and lithosphere.
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