Sustaining Ecosystems Flashcards
Which is more sustainable: an ecosystem with high biodiversity or an ecosystem with low biodiversity? Explain why.
An ecosystem with high biodiversity is more sustainable because of redundancy in the food web
Compare the biodiversity found in a natural ecosystem v.s an artificial ecosystem.
The biodiversity found in a natural ecosystem is a higher than the biodiversity found in an artificial ecosystem
Define and give 2 examples of each of the following
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Abiotic Factor:
The non-living physical and chemical components of an ecosystem.
Example: sunlight, wind
Biotic Factor:
Living things, their remains, and features, such as nests,associated with their activity.
Examples: Decomposers, predators
Limiting Factor:
Any factor that restricts the size of a population.
Example: pH( acidity) in an aquatic ecosystems.
Define each of the following:
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Community:
All of the different species that interact in an area
Population
All the members of the same species In the same ecosystem.
Equilibrium
Describes the state of an ecosystem with relatively constant conditions over a period of time.
Carrying capacity
The maximum population size of a particular species that a give Ecosystem can sustain.
Ecological niche:
The function a spices serves in its ecosystem. ( what it eats, what eats it, how it behaves)
Trophic level
The level of an organism in a ecosystem depending on its feeding position along a food chain.
Consumer
Get their energy from consuming other things
Decomposer
Eats decaying matter to return its mineral to soil for producers to use again.
