Food chains show single ways that energy moves through an ecosystem. The arrow shows the direction the energy moves. The example above shows that grass uses the sunlight to produce its own energy. The grass is eaten by the grasshopper and its energy is passed on. The grasshopper is a primary consumer as it gets its energy directly from a producer.
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Preview and Download !A long chain made of food How animals depend on plants and animals for their food and survival 2. Which part of a food chain is affected by one animal becoming extinct? The whole food chain is affected Only animals at the top of the food chain are affected Only plants and animals at the bottom of the food chain are affected 3.
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