Science TEKS 8.12A - Disruptions Ecosystems Flashcard

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What are omnivores?

Back

Organisms that eat both plants and animals.

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What are ecosystems?

Back

Communities of living organisms interacting with their nonliving environment.

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What can wildfires do to old growth in ecosystems?

Back

Clear it out.

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What are food webs?

Back

Networks of interconnected food chains.

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What can result in fewer organisms in ecosystems?

Back

Natural disasters, overfishing, pollution, and deforestation.

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What are producers in an ecosystem?

Back

Organisms that create their own food, typically through photosynthesis, like plants.

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What is biodiversity?

Back

The variety of life in a particular habitat or ecosystem.

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What role do decomposers play in an ecosystem?

Back

They break down dead organisms and recycle nutrients back into the soil.

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What is a food chain?

Back

A linear sequence of organisms through which nutrients and energy pass as one organism eats another.

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How do invasive species affect ecosystems?

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They can disrupt local ecosystems by outcompeting native species for resources.