Biology for IGCSE & O level - Human Influences On Ecosystems (Section 5 - No. 14)
What is the definition of a 'sustainable resource'?
A resource that is used up quickly.
A resource that is replaced as fast as it is used.
A resource that is only available in a limited amount.
A resource that is not affected by human activities.
Explanation
A sustainable resource is renewed as fast as it is taken.
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