Ecosystems and Energy

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What are decomposers and what role do they play in an ecosystem?

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Decomposers are organisms that break down dead or decaying organisms, returning nutrients to the soil and making them available for producers.

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NGSS.MS-LS2-1

NGSS.MS-LS2-3

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What is the primary source of energy for herbivores?

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Herbivores obtain their energy primarily from consuming plants, which are producers.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

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List the three categories of consumers in an ecosystem.

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The three categories of consumers are carnivores, herbivores, and omnivores.

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What is an omnivore and how do they obtain energy?

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An omnivore is an organism that eats both plants and animals to obtain energy.

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NGSS.MS-LS2-3

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How do carnivores fit into the food chain?

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Carnivores are consumers that primarily eat other animals for energy.

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NGSS.MS-LS2-2

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What impact do humans have on ecosystems?

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Humans can impact ecosystems through activities such as logging, pollution, urban development, and agriculture.

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NGSS.MS-ESS3-4

NGSS.MS-LS2-4

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Define the term 'ecosystem'.

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An ecosystem is a community of living organisms interacting with their physical environment.

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What is the role of producers in an ecosystem?

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Producers, such as plants, convert sunlight into energy through photosynthesis, forming the base of the food chain.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

Explain the concept of energy flow in an ecosystem.

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Energy flows through an ecosystem from producers to consumers and eventually to decomposers, following a food chain or food web.

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NGSS.MS-LS1-6

NGSS.MS-LS2-3

Front

What is the difference between a herbivore and a carnivore?

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Herbivores eat plants, while carnivores eat other animals.