Select the correct answer from each drop-down menu.

Carbon is found in all living organisms. The constant flow of carbon on Earth through organisms and the air is known as the carbon cycle. ___
absorb carbon from the atmosphere in the form of carbon dioxide. They use it for respiration and
___
Animals consume plants, transferring carbon along the food chain. Plants and animals respire and release carbon into air. When the animals
and plants die, they are eaten by __
Carbon enters back into the atmosphere in the form of ___