phosphate cycle Flashcards

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1
Q

where do phosphate ions in plants go

A

fed on and digested by animals

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2
Q

what does the consumption of the animals lead to

A

excretion

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3
Q

what two things happen to this excreation

A

dissolved phosphate ions into lakes and soil
phosphate ions in waste like bones

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4
Q

the phosphate ions in bones what two things can happen

A

erosion into phosphate ions in soil and lakes
deposition

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5
Q

what does this deposition turn it into

A

phosphate in rocks

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6
Q

what happens to the phosphate in rocks

A

erosion into soil and lakes

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7
Q

what happens to the dissolved phosphate ions in the soil and lakes

A

sedimentation

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8
Q

what step does this sedimentation lead back to

A

phosphate in rocks

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