- Most of the chemicals that make up living tissue contain carbon.
- When these organisms die, the carbon is recycled, so it can become available again to next generations.
1) Carbon enters the air as C02 from respiration and combustion.
2)C02 is absorbed by producers to make carbohydrates in photosynthesis.
3) Animals feed on the plant, passing carbon compounds along a food chain. Most of the carbon they consume is EXHALED as c02 formed during…