Chapter 50Introduction to Ecology

& The Biosphere

Ecology

• scientific study of interactions between organisms & their environments (biotic & abiotic factors

• Biotic –• living• Animals• Plants• Fungi• Bacteria• Protists

• Abiotic –• nonliving• water• air• soil

Biomes: Rainforest

Desert

Savanna

Chaparral

Temperate grasslands

Temperate deciduous forest

Taiga

Tundra

Marine biomes: intertidal zone, coral reef, benthos

Geothermal vents (black smoker)

Freshwater biomes

Wetland, Estuary