Ecology Flashcards

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1
Q

What is a Niche?

A

The role an organism plays in their ecosystem

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2
Q

What is the competitive exclusion principal?

A

two different species can’t live in the same niche for two long; one will out compete and replace the other

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3
Q

What’s the difference between inter and intraspecific?

A

interspecific - 2 independent or different species compete for resources
intraspecific - members of the same species compete for a limited resource

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4
Q

What is the Biosphere list?

A

Biosphere→Ecosystem→Community→Population→Organism

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5
Q

What is mutualism?

A

When prey and predator / two animals that are connected in some way both benefit

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6
Q

What is commensalism?

A

When only one organism benefits and the other one neither benefits or is harmed

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7
Q

What is parasitism?

A

When one organism benefits and the other is harmed

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8
Q

What is a slow change v fast change?

A

Slow change→environmental changes that happen gradually
ex. climate change, seasons, continental drift
Fast change→exact same thing except fast

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9
Q

What is symbiosis?

A

Symbiosis→two organisms interacting closely with one another / a relationship

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