Ecosystems and Habitats

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What is an ecosystem?
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An ecosystem is a community of living organisms and their environment.
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What is a habitat?
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A habitat is the natural home or environment of an organism.
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Name the process by which plants make their own food.
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Photosynthesis is the process by which plants make food using sunlight.
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What is biodiversity?
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Biodiversity is the variety of different types of life in a particular area.
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What role do decomposers play in an ecosystem?
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Decomposers break down dead material and return nutrients to the soil.
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What is the difference between a producer and a consumer?
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Producers make their own food, while consumers eat other organisms for energy.
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What is a food chain?
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A food chain is a sequence showing how energy and nutrients flow from one organism to another.
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What is a food web?
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A food web is a complex network of overlapping and interconnected food chains.
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What are abiotic factors?
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Abiotic factors are non-living elements like water, sunlight, and minerals.
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Name an example of a biotic factor in an ecosystem.
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Examples of biotic factors include plants, animals, and bacteria.
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What is ecological succession?
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Ecological succession is the process of gradual change in an ecosystem over time.
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How do invasive species affect ecosystems?
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Invasive species can disrupt ecosystems by outcompeting native species for resources.
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What is the significance of the carbon cycle in ecosystems?
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The carbon cycle is crucial for recycling carbon through different parts of the ecosystem.
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Why are wetlands important ecosystems?
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Wetlands help filter water, provide habitat, and protect against flooding.
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What is meant by 'keystone species'?
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A keystone species is one whose impact on its ecosystem is disproportionately large relative to its abundance.
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