The carbon in a food web primarily comes from:

Question

Quizplus · Accepted Answer

Carbon is primarily fixed into organic molecules by photosynthetic primary producers like plants, algae, and some bacteria during the process of photosynthesis. The carbon is then passed through the food web as consumers eat the primary producers, and other consumers eat those consumers. Ultimately, decomposers break down dead organic matter and return carbon to the soil or water, completing the carbon cycle. However, the majority of carbon in a food web originates from primary producers.

The Carbon in a Food Web Primarily Comes From