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29 Cards in this Set
- Front
- Back
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What is ecology? |
The scientific study if the interactions amoung organisms and between organisms and their enviorment
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What does the biosphere contain?
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The combined portions of the planet in which all life exist, include land, water and air or atmosphere
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Why do ecologists ask questions about events and organisms that range in complexity from an individual to a biosphere?
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To understand relationship within the biosphere
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Species
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a group of organisms so similar to one another that they bread and produced fertile offspring
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Population
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a group of individuals that belong to the same species and live in the same area
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Community
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differnt populations living toghether in one defined area
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Ecosystem
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where you mix living and non-living things, and theyre living together
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Biome
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A group of ecosystems that have the same climate and dominant communities
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What is the highest level of organization that ecologist study? |
biosphere
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Abiotic |
All things that have never been alive nor will ever be alive |
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Example abiotic factors |
Wind, rocks, sunlight |
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Biotic |
Living organisms |
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Example biotic factors |
Plants, animals, humans |
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Meaning of -Bio |
Life |
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Meaning of diversity |
Variety |
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Biodiversity is... |
The variety of life in an area |
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Biodiversity is best measured by: |
The number of species in an area |
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Items we get from biodiversity: |
Oxygen, Food, Medicine |
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Threats to biodiversity: |
Habitat destruction, pollution, global climate change |
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Biomes are... |
areas defined as having similar climatic conditions and abiotic/biotic factors, such as communities of plants, animals, and soil. |
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Taiga |
Found in the northern hemisphere with long cold winters and short mild summers |
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Tundra |
Permafrost is found here |
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Rainforest |
Low latitudes, highest biodiversity |
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Chapparral |
Found primarily in California, adapted for forest fires |
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Pairie |
Animals of this biome include bison and coyotes |
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Savanna |
Found between rain forests and deserts |
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Temperature deciduous forest |
Biome where we live |
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Marsh |
Contains freshwater and low growing plants like cattails |
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Coral reef |
Saltwater biome with fish and sea anemones |
