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Ecosystems Ch. 21. Ch. 21.1 Terrestrial Biomes. Biome: -large climatic regions that contains groups of ecosystems. -temperature and amount of precipitation as well as plant and animal life are the distinguishing features of biomes. Types: 1. Terrestrial (8) 2. Aquatic (2). 1. Tundra
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Ch. 21.1 Terrestrial Biomes Biome: -large climatic regions that contains groups of ecosystems. -temperature and amount of precipitation as well as plant and animal life are the distinguishing features of biomes. Types: 1. Terrestrial (8) 2. Aquatic (2)
1. Tundra Forests: 2. Tropical 3. Temperate Deciduous 4. Temperate Coniferous (Taiga or Boreal) Grasslands: 5. Temperate 6. Savanna 7. Chaparral 8. Deserts
Tundra -permafrost
Tropical Rainforest -canopy & epiphytes
Savanna Grasslands Serengeti National Park, East Africa.
Ch. 21.2 Aquatic Ecosystems Ocean Zones: 1. Photic Zone: shallow enough for sunlight to penetrate. 2. Aphotic Zone: deep water, never receives sunlight.
Zones Along the Ocean’s Edges: • Intertidal • Neritic (shallow water, plankton) • Oceanic (deep water) Estuary: area of water where fresh and salt water mix.
Freshwater Zones: • Lakes & Ponds Eutrophic- rich in organic matter and vegetation. Oligotrophic- contain little or no organic matter. 2. Rivers & Streams 3. Freshwater Wetlands -marshes and swamps