Populations and ecosystems terms

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Ecology
The study of the inter-relationships between organisms and their environment
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Environment
Both abiotic and biotic factors
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Biotic
Living factors, eg competition and predation
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Abiotic
Non-living factors, eg temperature and rainfall
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Biosphere
The life-supporting layer of land, air and water that surrounds the Ear
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Ecosystem
A more or less self-contained functional unit made up of all the interacting biotic and abiotic factors in a specific area.
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Population
A group of inter-breeding organisms of one species that occupy the same habitat at the same time
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Community
All the populations of different organisms living and interacting in a particular place at the same time.
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Habitat
The place where an organism normally lives, which is characterised by physical conditions and the species of other organisms present
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Niche
All conditions and resources required for an organism to survive, reproduce and maintain a viable population
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Other cards in this set

Card 2

Front

Both abiotic and biotic factors

Back

Environment

Card 3

Front

Living factors, eg competition and predation

Back

Preview of the back of card 3

Card 4

Front

Non-living factors, eg temperature and rainfall

Back

Preview of the back of card 4

Card 5

Front

The life-supporting layer of land, air and water that surrounds the Ear

Back

Preview of the back of card 5
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