SB9d Biotic Factors and Communities Flashcards

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1
Q

biotic factors?

A

living things that affect other organisms

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2
Q

examples of biotic factors? 4

A

~plants competing for light
~carnivores competing for food
~herbivores competing for water
~birds competing for nesting sites

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3
Q

what does competition cause between organisms?

A

causes the best adapted organisms to survive

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4
Q

predator - prey cycle?

A

number of predators are dependant on number of prey, little prey so little predator etc

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5
Q

competition?

A

organisms fighting for a resource, e.g. mate or food

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6
Q

predation?

A

predators hunting for prey

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