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Chapter 15

Across
An organisms POTENTIAL niche 'space'
Competition between two species where one eats the other
All the living organisms in one geographical area
Competitive exclusion and resource partitioning are two ways that this can occur
The living components of an environment
The most important reservoir of phosphorus
Trophic level made up of plants that photosynthesize
Excess buildup of nutrients in water bodies that contributes to overgrowth of algae
Interactions between the abiotic and biotic components of a community
A large geographical area that shares similar vegetation and physical features
Type of succession that occurs after a major event wipes out all vegetation
A species who's presence or absence has a greater than expected influence on the ecosystem
Flow of energy through an ecosystem
Down
Chemical in soil that is limiting to plant growth
The abiotic conditions in an environment AT A GIVEN TIME
The average abiotic conditions of an environment over a 30 year timespan
Parasites found ON their host
Species interaction where one benefits and the other is unaffected
Desert area on the slope of a mountain caused by air circulation patterns
Chemical that contributes (most) to climate change
The coloration that allows an organism to blend in with its surroundings to avoid predation
Where an organism is actually living within its niche 'space'