Food Web/Chain Final Exam

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What is a food web?

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A food web is a complex network of interconnected food chains that shows how energy and nutrients flow through an ecosystem.

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What is a food chain?

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A food chain is a linear sequence of organisms through which nutrients and energy pass as one organism eats another.

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What role do producers play in a food web?

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Producers, such as plants, convert sunlight into energy through photosynthesis and provide energy for consumers.

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What is a primary consumer?

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A primary consumer is an organism that eats producers; they are typically herbivores.

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What is a secondary consumer?

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A secondary consumer is an organism that eats primary consumers; they can be carnivores or omnivores.

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What is a tertiary consumer?

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A tertiary consumer is an organism that eats secondary consumers; they are often top predators in a food web.

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What is the role of decomposers in an ecosystem?

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Decomposers break down dead organic matter, recycling nutrients back into the soil and making them available for producers.

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What is an omnivore?

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An omnivore is an organism that eats both plants and animals.

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How does energy flow in a food chain?

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Energy flows from producers to primary consumers, then to secondary consumers, and finally to tertiary consumers.

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What is the significance of apex predators in a food web?

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Apex predators help maintain the balance of ecosystems by controlling the populations of other species.