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The food chain (also referred to as trophic) begins with the producer. The next link in the chain is the first level consumer eating the producer, i.e. herbivore. The next link is a carnivore, i.e. a second level consumer, followed by a third level consumer and possibly other consumers.
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What is a food chain? Describe the role of decomposers in food webs. Why is a food web more realistic than a food chain? Draw a terrestrial food chain that includes four feeding levels.
Food chains and webs show the transfer of energy between trophic levels. They can be represented as pyramids of number and biomass and the efficiency of these transfers can be calculated.
A food chain shows how plants and animals depend on each other as their source of food. For instance, a caterpillar eats plants, mice eat caterpillars and owls eat mice. There!
A food chain outlines who eats whom. A food web is all of the food chains in an ecosystem. Each organism in an ecosystem occupies a specific trophic level or position in the food chain or web. Producers, who make their own food using photosynthesis or chemosynthesis, make up the bottom of the trophic pyramid.
15 cze 2023 · A food chain is a group of organisms that are consumed in a linear order, passing nutrients and energy along the way. Each organism in a food chain is at a particular trophic level, which is determined by how many energy transfers distance it from the chain’s primary energy source.
