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biology unit 3 > Distribution of organisms > Flashcards

Distribution of organisms Flashcards

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AP® Biology flashcards
1
Q

What is a biotic factor? Plus examples

A

A living factor that influences an ecosystem.
Disease
Predation
Grazing
Food availability

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2
Q

What is an abiotic factor? Plus examples.

A

A non-living factor that influences an ecosystem.
Light intensity
Moisture
pH
Temperature

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3
Q

What is an indicator species?

A

Species that by their presence, abundance or absence indicate levels of pollution in the environment.

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biology unit 3 (6 decks)

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