Ecology

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Habitat
Place where an organism lives
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Population
All organisms of one species in a habitat
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Population size
Number of individuals of one species in a particular area
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Community
Populations of different species in a habitat cohabiting
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Abiotic factors
Non-living features of the ecosystem
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Biotic factors
Living features of the ecosystem
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Abundance
Number of individuals of one species in a particular area
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Distribution
Where a species is within a particular area
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Net Productivity
Amount of energy available to next trophic level
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Carrying Capacity
The maximum stable population size an ecosystem can support
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Niche
The role of an organism in its habitat including its biotic and abiotic factors
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Succession
Process by which an ecosystem changes over time
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Climax Community
Largest and most complex community an ecosystem can support
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Climatic Climax
Climax community for a particular climate
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Plagioclimax
Human/artificial prevention of succession
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Climate Change
Change in weather of a region over a period of time
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Global Warming
Rapid increase in global temperature over the last century
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Dendrochronology
Investigating age of trees using tree rings
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Species
Group of similar organisms that can reproduce to give fertile offspring
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Evolution
Change in allele frequency
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Speciation
Development of new species
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Biomes
Major ecosystems eg. Coniferous forests, Sahara...
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Opportunists / Pioneer Species
First plants / species to arrive on an empty inorganic surface
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Ecosystem
All interacting organisms and all the abiotic factors in a particular area
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Leaching
Drainage of mineral containing water through soils
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Intraspecific Competition
Competition for limited resources between members of the same species/ population
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Interspecific Competition
Competition for same resources between different species
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Endemism
State of a species being unique to an area
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Biomass
Weight of an organism in a given area/volume
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Gross Primary Productivity
Rate at which energy is incorporated into plants
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Net Primary Productivity
Energy stored in plant body tissue
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Secondary Production
Energy used to make animal biomass
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Carbon Sinks
Reservoirs where C is removed from atmosphere and 'locked up' in organic/ inorganic compounds
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Greenhouse Effect
Reduction of heat loss from surface of Earth by Greenhouse Gases
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Wiggle Matching
Process by which radiocarbon dating is confimed
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Other cards in this set

Card 2

Front

All organisms of one species in a habitat

Back

Population

Card 3

Front

Number of individuals of one species in a particular area

Back

Preview of the back of card 3

Card 4

Front

Populations of different species in a habitat cohabiting

Back

Preview of the back of card 4

Card 5

Front

Non-living features of the ecosystem

Back

Preview of the back of card 5
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