IB ESS HL 2.3.6 Ecosystems As Carbon Stores Sinks Sources Topic Practice

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Question 1

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Figure A simplified food web in a kelp forest ecosystem

Figure A simplified food web in a kelp forest ecosystem

Figure Kelp forest ecosystems with and without the presence of sea otters

Figure Kelp forest ecosystems with and without the presence of sea otters

The arrows indicate the flow of carbon between the atmosphere and the carbon stored in kelp.

Calculate the difference between carbon stored in kelp in the ecosystem with and without sea otters.

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