Ecosystems Flashcards by Michael O'Regan

Q

What is an ecosystem

A

a community of plants and animals

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Q

What does biotic mean

A

Living

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Q

What does abiotic mean

A

Non Living

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Q

What are the 3 stores

A

Biomass
Soil
Litter

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Q

What are the 2 flows

A

Uptake

- Output

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Q

What does biomass contain

A

Plants and organisms

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Q

What does litter contain

A

Layer of vegetation on the surface of the soil

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Q

What does the soil contain

A

Nutrients which are either taken by plants or lost by leaching

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Q

What is leaching

A

The washing out of nutrients by heavy rainfall

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Q

What are the elements of a biotic ecosystem

A

Plants
Animals
Insects
Bacteria

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Q

What are the elements of an abiotic ecosystem

A

Rocks
Water
Soil
Air

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