Human Impact Quiz

What is deforestation?

• The process of planting trees in a barren area

• The clearing or thinning of forests by humans

• The natural regrowth of forests

• The increase in forested areas

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Which of the following is a direct effect of deforestation on the environment?

• Increased biodiversity

• Soil erosion

• Decreased carbon dioxide levels

• Enhanced water retention

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Explain how deforestation can contribute to climate change.

• By increasing the amount of oxygen in the atmosphere

• By reducing the amount of carbon dioxide absorbed by trees

• By increasing the number of animal species

• By decreasing the Earth's temperature

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Which of the following is a consequence of climate change?

• Stabilization of global temperatures

• Increased frequency of extreme weather events

• Decrease in sea levels

• Expansion of polar ice caps

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How does climate change affect biodiversity?

• It leads to the creation of new species

• It causes habitat loss and species extinction

• It increases genetic diversity

• It stabilizes ecosystems

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Describe a strategy that could be used to mitigate the effects of deforestation.

• Increasing urban development

• Implementing reforestation programs

• Promoting fossil fuel usage

• Encouraging deforestation for agriculture

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What is biodiversity?

• The variety of life in a particular habitat or ecosystem

• The number of trees in a forest

• The amount of rainfall in a region

• The diversity of weather patterns

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Identify a human activity that directly leads to biodiversity loss.

• Sustainable farming

• Overfishing

• Wildlife conservation

• Eco-tourism

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Analyze how the loss of biodiversity can impact human societies.

• It leads to increased food security

• It reduces the availability of resources such as food and medicine

• It enhances ecosystem services

• It stabilizes climate patterns

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How does the loss of a keystone species affect an ecosystem?

• It has no significant impact

• It can lead to the collapse of the ecosystem

• It increases the population of all other species

• It stabilizes the ecosystem

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