What type of organism uses and produces both oxygen and carbon dioxide?

The type of organism that uses and produces both oxygen and carbon dioxide is PRODUCER. Producer refers to any living organism which can synthesize its food using energy from the sun, that is organisms that can carry out photosynthesis. To carry out photosynthesis, producers use carbon dioxide and water to produce glucose, water and oxygen. During the dark stage of photosynthesis oxygen is consumed by plants

1.989×10^30 kg is the weight of the sun.