Food Chains and Food Webs Review

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What is a food chain?

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A food chain is a linear sequence of organisms where each organism is eaten by the next one in the chain, illustrating the flow of energy and nutrients.

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What is a food web?

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A food web is a complex network of interconnected food chains in an ecosystem, showing how different organisms are related through feeding relationships.

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What role do producers play in a food chain?

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Producers, such as plants and algae, convert solar energy into food through photosynthesis and are the foundation of food chains.

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What are consumers?

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Consumers are organisms that cannot produce their own food and rely on eating other organisms for energy.

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What are decomposers?

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Decomposers are organisms, like bacteria and fungi, that break down dead organic material, returning nutrients to the soil.

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What is the significance of autotrophs in an ecosystem?

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Autotrophs, or producers, are crucial as they convert solar energy into chemical energy, supporting all other life forms in the ecosystem.

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How does a decrease in producers affect consumers?

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A decrease in producers leads to a decline in food availability for consumers, which can result in decreased populations of those consumers.

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What is the difference between herbivores and carnivores?

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Herbivores are animals that eat plants, while carnivores are animals that eat other animals.

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What is an example of a primary consumer?

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An example of a primary consumer is a rabbit, which feeds on plants.

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What is an example of a secondary consumer?

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An example of a secondary consumer is a snake, which feeds on primary consumers like rabbits.