Nutrient Cycle Flashcards by Bea Sammartano | Brainscape

Q

Explain the nutrient cycle

A

Trees shed their leaves which fall on to the soil
These are eventually absorbed and decomposed
They then release nutrients like potassium
These nutrients are re-absorbed into the tree through its roots- this enables the tree to grow new leaves in spring

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Q

What is abscission?

A

Shedding of a part of a plant (e.g. leaf fall)

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Q

What is surface run off?

A

Nutrients lost during heavy rainfall

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Q

What is biomass

A

All living plants and animals in the ecosystem

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