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Bio Chapter 53 Vocab

QuestionAnswer
Warning coloration Aposematic coloration
Using trophic interactions to restore ecosystems Biomanipulation
Dry weight of organic matter comprising a group of organisms Biomass
Influence from lower to higher trophic levels Bottom-up model
Differences in the structure of sympatric populations for coexistence Character displacement
An assemblage of populations of different species living in a set area Community
Elimination of one of two competing species Competitive exclusion
Long food chains are less stable than short food chains Dynamic stability hypothesis
Organisms use of the biotic and abiotic resources in its environment Ecological niche
Process of species replacement by other species Ecological succession
Food chains are short because of inefficient energy transfer Energetic hypothesis
Exert influence by causing physical changes to the environment Foundation species
Views community as species growing where needs are met Individualistic hypothesis
Views communities as super organisms Integrated hypothesis
Moderate levels of disturbance help communities Intermediate disturbance hypothesis
When species compete for a resource in short supply Interspecific competition
When insect larvae feed on the host body and eventually kill it Parasitoidism
Disease-causing agents Pathogens
If one species is lost in a community, another will replace it Redundancy model
The proportion each species represents of the total community Relative abundance
Differentiation of niches that allows coexistence of similar species Resource partitioning
Removing species from a community is like taking rivets out of a plane Rivet model
The total number of different species species in a community Species richness
Influence from higher to lower trophic levels Top-down model
Feeding relationships between organisms Trophic structure
Created by: AliRutherford
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