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Difference between Food Chain and Food Web

Food chain refers to a linked feeding series in an ecosystem. A food chain illustrates the order in which a chain of organisms feed upon each other and the  sequence of organisms through which energy and materials are transferred, in the form of food, from one tropic level to another. The following graphics shows a […]

Niche, Food Chains and Foodweb

Each organism has its own niche—its position or function in a community. Because every species occupies a niche, it’s going to have an effect on all the other organisms. These connections are shown in the food chain. A food chain describes the way different organisms depend on one another for food. There are basically four […]