Principles of Ecology - ch 1

Principles of Ecology - ch 1 - Principles of Ecology...

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Principles of Ecology Chapter 1 – Introduction. What is Ecology? Ecology : study of relationships between organisms and the environment (Molles) -scientific study of interactions that determine the distribution and abundance of organisms Hierarchical Level of Organization Biosphere – largest spatial scale Region Landscape – study of landscape structure; landscape structure includes size, shape, composition, number, and position of different ecosystems within a landscape; Landscape structure influences the flow of energy, materials, and species within a landscape. Ecosystem – interactions of organisms with the transport and flow of energy and matter (physical and chemical influential factors; goal is to understand nutrient cycling and energy flow) Community – study of the patterns and interactions among groups of species living in a particular area Interactions Population – study of a collection of individuals from the same species that occupy some defined area; how/why populations change in size and location over time
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This note was uploaded on 05/29/2008 for the course BIOLOGY 227 taught by Professor Robertsanders during the Spring '08 term at Temple.

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Principles of Ecology - ch 1 - Principles of Ecology...

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