Ecosystems, Food Chains & Food Webs

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What is a producer in an ecosystem?

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A producer is an organism that can make its own food through photosynthesis or chemosynthesis, typically plants or algae.

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What role does a predator play in a food chain?

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A predator is an organism that hunts and eats other organisms (prey) for food.

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What is the difference between prey and predator?

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Prey are organisms that are hunted and eaten by predators.

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What is a decomposer and what is its role in an ecosystem?

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A decomposer is an organism that breaks down dead organic material, returning nutrients to the soil and helping to recycle matter in the ecosystem.

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What does it mean when a species is described as extinct?

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A species is considered extinct when there are no remaining individuals of that species alive.

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What is a food chain?

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A food chain is a linear sequence that shows how energy and nutrients flow from one organism to another in an ecosystem.

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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 illustrates how different organisms in an ecosystem are related through feeding relationships.

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What is the significance of biodiversity in an ecosystem?

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Biodiversity contributes to the resilience and stability of ecosystems, allowing them to better withstand environmental changes.

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How do herbivores fit into a food chain?

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Herbivores are primary consumers that eat producers (plants) and serve as a food source for predators.

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What is the role of fungi in an ecosystem?

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Fungi act as decomposers, breaking down dead organic matter and recycling nutrients back into the ecosystem.

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