Question

How $CO_2$ can be fixed ?​

Answer 1

• Oxygenic photosynthesis is used by the primary producers—plants, algae, and cyanobacteria. They contain the pigment chlorophyll, and use the Calvin cycle to fix carbon autotrophically. ... In the second step, called the Calvin cycle, the actual fixation of carbon dioxide is carried out.

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Answer 2

Explanation:

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➡️Installing and maintaining a good ventilation system will help reduce CO2 levels.

➡️As the system brings in fresh outdoor air, the CO2 will naturally dilute and become less concentrated, keeping the indoor carbon dioxide within safe levels.

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