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119810
Ecosystems
Description
GCSE Geography (Ecosystems) Quiz on Ecosystems, created by megan1403 on 02/06/2013.
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ecosystems
geography
geography
ecosystems
gcse
Quiz by
megan1403
, updated more than 1 year ago
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Created by
megan1403
over 11 years ago
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Resource summary
Question 1
Question
How does biomass (plants and organisms) become litter (layer of vegetation on surface of the soil).
Answer
Plants and organisms die.
Plants and organisms eat the soil.
Question 2
Question
How does litter (layer of vegetation on surface of the soil) become soil?
Answer
Nutrients taken in as plants grow.
Nutrients released as plants decompose.
Question 3
Question
What comes in and goes out to create soil?
Answer
Some nutrients are added as rock is weathered, while some nutrients are lost due to leaching.
Some nutrients are lost as rock is weathered, while some nutrients are gained due to leaching.
Question 4
Question
How does soil enter biomass (plants and organisms)?
Answer
Animals eat the soil.
Nutrients are taken up by plants.
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