Ecosystems and Interactions

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What is an ecosystem?

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An ecosystem is a community of living organisms (plants, animals, and microorganisms) interacting with each other and their non-living environment (like air, water, and soil).

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What is a habitat?

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A habitat is the place where a plant or animal lives and finds everything it needs to survive, such as food, water, and shelter.

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What are producers in an ecosystem?

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Producers are organisms, like plants, that make their own food through photosynthesis, using sunlight, carbon dioxide, and water.

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What are consumers in an ecosystem?

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Consumers are organisms that cannot make their own food and must eat other organisms (plants or animals) to obtain energy.

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What is a food chain?

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A food chain is a sequence that shows how energy and nutrients flow from one organism to another in an ecosystem, starting from producers to various levels of consumers.

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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 is photosynthesis?

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Photosynthesis is the process by which green plants use sunlight to convert carbon dioxide and water into glucose (food) and oxygen.

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What is a decomposer?

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

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What is biodiversity?

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Biodiversity refers to the variety of different species of plants, animals, and microorganisms in an ecosystem.

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What is an interaction in an ecosystem?

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An interaction in an ecosystem is how living organisms affect each other, such as through predation, competition, or symbiosis.