Flashcards
Biotic Interactions I
Cards in this deck (13)
- 1What are the two types of interspecific competition? Define them.Resource competition: When resource is in limited supply
Interference competition: When there is direct harm to an individual - 2Why does resource competition occur?Niche overlap
- 3What is a niche?Set of resources that can be used by a species
- 4What happens to the range of a species when competition arises?Range decreases
- 5What is the theory of limiting similarity?Two species with identical niches cannot coexist indefinitely.
- 6What is the equation that relates population growth rate with competition?
- 7What is the effect of competition on the population growth curve?1. Reduces the rate of population growth
2. Reduces - 8What equation relates population growth rate with competition?
- 9What is the effect of competition on a population?1. Reduces population growth rate
2. Reduces the maximum population
3. Reduces the population equilibrium. - 10What is R*?Smallest amount of resource that the species can live on
- 11What happens to each species in this case?Species 1 eliminates species 2
- 12What happens in this case?The two species either coexist or elimate each other
- 13—
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- Biotic interactions I flashcards
- Created by
- Shareef Akbari
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