Unit 5. ecology

OpenStax

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Ecology and the biosphere

1 The scope of ecology

3 Terrestrial biomes

4 Aquatic biomes

Population and community ecology

1 Community ecology

1 Ecology of ecosystems

1.1 Food chains and food webs

1.2 Research into ecosystem dynamics: ecosystem experimentation and modeling

1.3 Conceptual models

1.4 Analytical and simulation models

1.5 Section summary

1.6 Art connections

2 Energy flow through ecosystems

2.1 How organisms acquire energy in a food web

2.2 Productivity within trophic levels

2.3 Ecological efficiency: the transfer of energy between trophic levels

2.4 Modeling ecosystems energy flow: ecological pyramids

2.5 Consequences of food webs: biological magnification

2.6 Section summary

2.7 Art connections

3 Biogeochemical cycles

3.1 The water (hydrologic) cycle

3.2 The carbon cycle

3.3 The biological carbon cycle

3.4 The biogeochemical carbon cycle

3.5 The nitrogen cycle

3.6 The phosphorus cycle

3.7 The sulfur cycle

3.8 Section summary

3.9 Art connections

Source: OpenStax, Biology 9-11 grades. OpenStax CNX. Mar 10, 2015 Download for free at https://legacy.cnx.org/content/col11766/1.2

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