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Lecture 10
Test 2
11
Biology
Undergraduate 4
10/15/2011

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Term
Interspecific Competition
Definition
Interactions between two or more different species
Term
Intraspecific competition
Definition
interations between members of the same species
Term
Explotative competition
Definition
a number of organisms utilize a common resource in short supply
Term
Interference competition
Definition
''Contest'' competition; organisms seeking a common resource harm one another in the process, even if the resource is not in short supply; direct aggressive interaction
Term
Fundamental Niche
Definition
defines the physical conditions under which a species might live, in absence of interactions with other species
Term
Realized Niche
Definition
Biotic interactions with other species may restrict the environment a species may live in; hypervolume is less than the fundamental niche hyper volume
Term
Competitive exclusion principle
Definition
The species which is the better competitor will eventually lead to the extinction of the other
Term

Niche

  1. Funadmental niche
  2. Realized niche
Definition
  1. defines the physical condtions under which a species might live, in the absence of interactions with other species.
  2. biotic interactions with other species may restrict the environment a species may live in; hypercolume is less than the fundamental niche hypervolume.
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