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  1. Food chain | Definition, Types, & Facts | Britannica

    Food chain, in ecology, the sequence of transfers of matter and energy in the form of food from organism to organism. Food chains intertwine locally into a food web because most organisms …

  2. Food Chain: Definition, Types, Examples, and Diagram

    May 29, 2025 · In simple words, A Food Chain is a list of organisms (living organisms) that shows “Who Eats Whom”. A food chain shows how energy moves from one living thing to another. It starts with …

  3. Food chain - Wikipedia

    A food chain illustrates the associations between organisms according to the energy sources they consume in trophic levels, and the most common way to quantify them is in length: the number of …

  4. Food Chain - National Geographic Society

    Nov 18, 2024 · Every living thing—from one-celled algae to giant blue whales (Balaenoptera musculus)—needs food to survive. Each food chain is a possible pathway that energy and nutrients …

  5. Food Chain in Ecology – Definition, Examples, Types

    Nov 6, 2024 · What Is a Food Chain? A food chain represents a linear sequence in which energy transfers from one organism to another. Each step in the chain involves a transfer of energy from a …

  6. What is Food Chain? - GeeksforGeeks

    Jul 23, 2025 · Life is a continuous cycle, and the way organisms obtain food follows a similar pattern. This cycle is captured in the food chain, where energy and nutrients move from one organism to …

  7. What Is Food Chain? Definition, Examples, and Importance

    Jan 21, 2024 · A food chain is a linear sequence that illustrates how energy and nutrients flow from one organism to another within an ecosystem. It begins with producers, typically plants, that harness …

  8. What is a food chain? - BBC Bitesize

    Discover what a food chain is and learn how animals and plants get their energy. Find out what the producer is in the food chain in this KS2 guide.

  9. What Is a Food Chain and How Does It Work? - Biology Insights

    Jun 21, 2025 · What Is a Food Chain and How Does It Work? A food chain is a linear sequence describing how energy and nutrients move from one organism to another within an ecosystem. This …

  10. Food chains & food webs (article) | Ecology | Khan Academy

    A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another. Let's look at the parts of a typical food chain, starting from the bottom—the …