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Ecosystems and their components
Components of an ecosystem
Factors of an ecosystem
The organization of living things in an ecosystem
Relationships between living things
Interspecific relationships
Material and energy flow in ecosystems
Trophic levels
Representantions of the transit of matter and energy
How Living Things adapt to the environment
Adaptation to temperature
Adaptation to humidity
Adaptation to light
Types of ecosystem
The biggest terrestrial ecosystem: biomes
Spanish terrestrial ecosystems: Atlantic forests
Mediterranean or sclerophyllous forests
Aquatic ecosystems
The soil as an ecosystem
Humans and ecosystems
