Ecosystem Review

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What is a decomposer?

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A decomposer is an organism that breaks down dead or decaying organic material, returning nutrients to the ecosystem. An example is a mushroom.

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What is the primary function of a producer in an ecosystem?

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The primary function of a producer is to make food for themselves and other organisms through processes like photosynthesis. An example is grass.

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What does a food chain illustrate?

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A food chain illustrates the flow of energy through an ecosystem, showing how energy is transferred from one organism to another.

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What happens to the population of predators if their prey population decreases?

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If the prey population decreases, the population of predators will also decrease due to the loss of their food source.

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Give an example of a producer in an ecosystem.

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An example of a producer in an ecosystem is grass.

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What role do consumers play in an ecosystem?

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Consumers are organisms that obtain energy by eating other organisms, including plants (producers) and other animals.

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What is the difference between a food chain and a food web?

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A food chain is a linear sequence showing how energy flows from one organism to another, while a food web is a complex network of interconnected food chains.

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What is the significance of decomposers in an ecosystem?

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Decomposers are crucial for recycling nutrients back into the soil, which supports plant growth and maintains ecosystem health.

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How does energy flow through an ecosystem?

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Energy flows through an ecosystem from producers to consumers and then to decomposers, following the path of a food chain.

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What is an example of a primary consumer?

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An example of a primary consumer is a herbivore, such as a rabbit, which eats plants.

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