SETG4113 CARBON SEQUESTRATION

Dense plume refer to the strategy in injecting CO2 for ____ sequestration.

• Geological

• Ocean

• Terrestrial

Which is not the trapping mechanism for geological sequestration?

• Structural

• Residual

• Mineral

• Organic

Above critical point, a material exist as ____ fluid.

• Subcritical

• Supercritical

At what depth does CO2 exist in supercritical state?

• 750 m

• 950 m

Which characteristic of geological formation refer to the ability of the storage to avoid potential escape of CO2?

• Storage resource

• Injectivity

• Integrity

• Depth

List three geological storage unit.

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Which process transfers carbon from the atmosphere to the hydrosphere and biosphere?

• weathering

• respiration

• decomposition

• combustion

Which inventory is more geographically accessible?

• oil reservoir

• gas reservoir

• saline aquifer

Which combination is correct about ocean acidification?

• [H⁺] in seawater increase, pH of seawater increase

• [H⁺] in seawater decrease, pH of seawater increase

• [H⁺] in seawater increase, pH of seawater decrease

• [H⁺] in seawater decrease, pH of seawater decrease

List TWO policies that relates with ocean carbon storage.

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