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19 Cards in this Set
- Front
- Back
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Abiotic
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Non-living (physical) factors that affect survival
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Annuals
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Plants that germinate, mature and produce seeds and then die in one growing season
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Biennials
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Plants that live for two growing seasons, germinating and growing in the first, and producing seeds nd dying in the second
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Biotic
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Living factors that affect survival such as predation, disease and competition
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Chenopod Shrublands
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major vegetation type dominated by saltbushes and bluebushes occuring in arid and semi-arid regions of Australia
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Desiccation
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Drying out
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Diapause
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A state of inactivity characterised by low metabolism
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Dormancy
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Conditions of inactivity resulting from exteme lowering of metabolic rate in an organism
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El Nino
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Global weather event, occuring every two to seven years, that produces drought conditions in Eastern Australia
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Ephermeral
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Refers to plant species that germinate, grow and produce seed within a short period of weeks
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La Nina
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Global weather event, occuring every two to seven years, that produces conditions of higher than average rainfall in Eastern Australia
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Niches
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Ways of life of organisms in an ecosystem; roles of species in a community
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Perennials
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Plants that live for several years and produce seeds in two or more different years
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Photic Zone
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Region of ocean from the surface to the greatest depth to hich light can penetrate, typically about 200 metres
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Remote Sensing
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Data-gathering about an object from a distance, such as LandSat satelite
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Qualitative
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Refers to a description of an enviroment in imprecise terms, such as 'warm' and 'shady'
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Telemetry
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A method of monitoring from a distance
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Transpiration
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Loss of water from the surfaces of a plant
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Water tappers
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Refers to trees that have a single main roots extending to depths near the water table before forming lateral branches
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