Ecology - An Introduction to Ecology and the Biosphere
Date Submitted: 07/09/2002 04:39:18
Category: / Society & Culture / Environment
Length: 16 pages (4312 words)
Category: / Society & Culture / Environment
Length: 16 pages (4312 words)
An Introduction to Ecology and the Biosphere
The Scope of Ecology
I.<Tab/>Ecology (Greek)
A.<Tab/>Scientific study of the interactions between organisms and their environment
B.<Tab/>Involve organisms with open systems
C.<Tab/>Naturalists made the process of observing and describing organisms in their natural habitats an end in itself
D.<Tab/>…
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…Tab/>Most Species Have Small Geographic Ranges
A.<Tab/>Most species in all taxonomic groups have small geographic ranges; only small minorities of species are widespread.
B.<Tab/>Ecologists do not know the reason for this pattern. This pattern of small ranges is related to the observation that most species are relatively rare in nature, and only common organisms tend to have widespread geographic ranges
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