Changes to the Flow of Energy

How do invasive species affect the flow of energy within an ecosystem?

• By helping native species find resources
• By outcompeting native species for resources
• By providing more resources for native species
• By having no impact on native species

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How do human activities impact the flow of energy within an ecosystem?

• By creating new sources of energy for organisms
• By reducing the energy available for organisms
• By increasing the energy available for organisms
• By having no impact on the energy available for organisms

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NGSS.MS-LS2-3

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What is deforestation?

• The removal of large areas of forests for various purposes, such as agriculture or urban development
• A natural disaster
• A sudden change in weather
• A type of ecosystem

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How can deforestation impact the flow of energy within an ecosystem?

• By causing floods and earthquakes
• By altering the climate patterns
• By disrupting the natural balance of energy flow within an ecosystem
• By removing large areas of forests

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What are invasive species?

• Organisms that positively impact native species
• Organisms that have no impact on native species
• Organisms that are native to the ecosystem
• Organisms that negatively impact native species

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What is one example of pollution that can disrupt the flow of energy within an ecosystem?

• Climate change
• Invasive species
• Deforestation
• None of the above

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How can climate change impact the flow of energy within an ecosystem?

• By causing changes in the timing of seasonal events, disrupting the synchrony between species
• By removing large areas of forests
• By consuming large areas of vegetation, reducing the energy available for herbivores
• By altering the climate patterns

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What is an ecosystem?

• A community of living organisms interacting with each other and their physical environment
• A type of weather pattern
• A man-made structure
• A large body of water

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What is climate change?

• A type of ecosystem
• A natural disaster
• A long-term alteration in Earth's climate patterns, primarily caused by human activities
• A sudden change in weather

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What is one example of a natural disaster that can disrupt the flow of energy within an ecosystem?

• Pollution
• Invasive species
• Hurricanes
• Deforestation

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NGSS.MS-LS2-3

NGSS.MS-ESS3-2