Difference Between Food Chain and Food Web Food chain and food web can be differentiated in many ways, one of them is that food chain simply shows who eats whom while web shows a complex network of chains. Other differences are mentioned here. The food chain and food web make us understand the interaction among the species and the way they are interdependent. Overall it gives an impression of the workings of the ecosystem and the balance it maintains within. In this article, we will also study the difference between food chain and food web. Learn the difference between food chain and food web, two concepts that describe the flow of energy and nutrients in ecosystems. A food chain is a linear pathway of organisms, while a food web is a network of interconnected food chains. Learn the difference between food chain and food web, two ways of representing the energy flow in ecosystems. Compare the number of trophic levels, links, and organisms in each, and how they affect adaptability and competitiveness.