Ecosystem and Biodiversity

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Terrestrial Ecosystem

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A type of ecosystem found only on landforms. Examples include forests, grasslands, and deserts.

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Biodiversity

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The variety of life in the world or in a particular habitat or ecosystem.

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Organic Matter

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Material that comes from or is made up of once-living organisms.

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Biome

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A large naturally occurring community of flora and fauna occupying a major habitat.

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Tundra

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A cold, treeless biome found in the Arctic and on the tops of mountains.

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Taiga

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A biome characterized by coniferous forests consisting mostly of pines, spruces, and larches.

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Deciduous Forest

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A biome dominated by trees that lose their leaves each year.

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Rainforest

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A dense forest rich in biodiversity, found typically in tropical areas with consistently heavy rainfall.

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Grassland

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A large open area of country covered with grass, especially one used for grazing.

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Desert

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A barren area of landscape where little precipitation occurs and consequently living conditions are hostile for plant and animal life.