geo-study guide 2A

geo-study guide 2A - IMPORTANT TERMS USED TO DESCRIBE...

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IMPORTANT TERMS USED TO DESCRIBE BIOMES "A large stable terrestrial ecosystem is known as a biome. A biome is characterized by specific plant and animal communities and their interrelationship with the physical environment—“a consistent botanical response to systematic controls that are essentially climatic” (p. 312). Note that our characterization of each of the earth's biomes will focus on vegetation and the relationships between plant-ecological attributes and the physical environment. I. Physiognomy- outward physical properties of individual plants or the general form of a vegetation cover--Lifeform A. Tree- woody plant --one main stem with growth usually greater than five meters; B. Shrub- woody plant- multiple basal stems growth usually > 1 meter in height; C. Herb- not woody--herbaceous D. Examples: 1. Forests are dominated by trees 2. Thorn-scrub and chaparral are dominated by shrubs 3. Desert is dominated by shrubs, but has a high diversity of herbs 4. Savanna contains a mixture of herbs and
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geo-study guide 2A - IMPORTANT TERMS USED TO DESCRIBE...

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