Human Impacts on Biodiversity - AP Environmental Science
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What is the result of coral bleaching on marine ecosystems?
What is the result of coral bleaching on marine ecosystems?
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Loss of biodiversity in coral reef habitats. Stressed corals expel algae, often dying.
Loss of biodiversity in coral reef habitats. Stressed corals expel algae, often dying.
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What is an invasive species?
What is an invasive species?
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Non-native species that cause harm to ecosystems. Outcompete native species and disrupt food webs.
Non-native species that cause harm to ecosystems. Outcompete native species and disrupt food webs.
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Which human activity is a major cause of deforestation?
Which human activity is a major cause of deforestation?
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Logging for timber and land clearing for agriculture. Both remove trees and clear forested areas.
Logging for timber and land clearing for agriculture. Both remove trees and clear forested areas.
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Name a key method for protecting endangered species.
Name a key method for protecting endangered species.
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Establishing protected areas and wildlife reserves. Safe zones prevent habitat loss and hunting.
Establishing protected areas and wildlife reserves. Safe zones prevent habitat loss and hunting.
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What is the significance of keystone species?
What is the significance of keystone species?
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They play a crucial role in ecosystem functioning. Their loss causes disproportionate ecosystem collapse.
They play a crucial role in ecosystem functioning. Their loss causes disproportionate ecosystem collapse.
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How does land conversion for agriculture impact biodiversity?
How does land conversion for agriculture impact biodiversity?
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Results in habitat destruction and species loss. Natural ecosystems replaced with farmland.
Results in habitat destruction and species loss. Natural ecosystems replaced with farmland.
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How does noise pollution affect wildlife?
How does noise pollution affect wildlife?
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It disrupts communication and breeding behaviors. Loud sounds interfere with animal activities.
It disrupts communication and breeding behaviors. Loud sounds interfere with animal activities.
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Identify a major effect of urbanization on biodiversity.
Identify a major effect of urbanization on biodiversity.
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Loss of habitat and increased pollution. Cities replace natural habitats with infrastructure.
Loss of habitat and increased pollution. Cities replace natural habitats with infrastructure.
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Name a key method for protecting endangered species.
Name a key method for protecting endangered species.
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Establishing protected areas and wildlife reserves. Safe zones prevent habitat loss and hunting.
Establishing protected areas and wildlife reserves. Safe zones prevent habitat loss and hunting.
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Identify a human activity that leads to soil erosion.
Identify a human activity that leads to soil erosion.
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Deforestation and unsustainable agricultural practices. Both remove protective vegetation cover.
Deforestation and unsustainable agricultural practices. Both remove protective vegetation cover.
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How does tourism affect biodiversity?
How does tourism affect biodiversity?
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Can lead to habitat disturbance and pollution. Human activities can damage fragile ecosystems.
Can lead to habitat disturbance and pollution. Human activities can damage fragile ecosystems.
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Identify a consequence of agricultural runoff.
Identify a consequence of agricultural runoff.
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Eutrophication leading to dead zones in water bodies. Excess nutrients cause oxygen depletion.
Eutrophication leading to dead zones in water bodies. Excess nutrients cause oxygen depletion.
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What is the impact of oil spills on marine life?
What is the impact of oil spills on marine life?
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Oil spills harm marine organisms and habitats. Toxic substances coat organisms and destroy habitats.
Oil spills harm marine organisms and habitats. Toxic substances coat organisms and destroy habitats.
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Which conservation practice involves habitat restoration?
Which conservation practice involves habitat restoration?
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Reforestation and wetland rehabilitation. Rebuilds damaged natural ecosystems.
Reforestation and wetland rehabilitation. Rebuilds damaged natural ecosystems.
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What is the primary source of ocean acidification?
What is the primary source of ocean acidification?
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Increased $CO_2$ absorption by the ocean. Dissolves in seawater, lowering ocean pH.
Increased $CO_2$ absorption by the ocean. Dissolves in seawater, lowering ocean pH.
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Which treaty aims to protect biodiversity globally?
Which treaty aims to protect biodiversity globally?
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The Convention on Biological Diversity (CBD). International agreement for conservation efforts.
The Convention on Biological Diversity (CBD). International agreement for conservation efforts.
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How does pollution affect biodiversity?
How does pollution affect biodiversity?
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It contaminates habitats and affects species health. Toxic substances harm organisms and habitats.
It contaminates habitats and affects species health. Toxic substances harm organisms and habitats.
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Which greenhouse gas is most associated with human activity?
Which greenhouse gas is most associated with human activity?
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Carbon dioxide ($CO_2$). Released primarily from fossil fuel combustion.
Carbon dioxide ($CO_2$). Released primarily from fossil fuel combustion.
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What is the impact of plastic pollution on marine life?
What is the impact of plastic pollution on marine life?
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Ingestion and entanglement harm marine organisms. Animals eat plastic or get trapped in debris.
Ingestion and entanglement harm marine organisms. Animals eat plastic or get trapped in debris.
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What is a wildlife corridor?
What is a wildlife corridor?
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A passage that connects fragmented habitats. Links separated habitat areas for movement.
A passage that connects fragmented habitats. Links separated habitat areas for movement.
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Which human activity is a major cause of deforestation?
Which human activity is a major cause of deforestation?
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Logging for timber and land clearing for agriculture. Both remove trees and clear forested areas.
Logging for timber and land clearing for agriculture. Both remove trees and clear forested areas.
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How do pesticides impact biodiversity?
How do pesticides impact biodiversity?
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They can harm non-target species and reduce diversity. Chemicals kill beneficial insects and soil organisms.
They can harm non-target species and reduce diversity. Chemicals kill beneficial insects and soil organisms.
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Which option describes genetic diversity?
Which option describes genetic diversity?
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Variation in genes within a species. Genetic variety within populations of same species.
Variation in genes within a species. Genetic variety within populations of same species.
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How does climate change affect biodiversity?
How does climate change affect biodiversity?
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It alters habitats and causes species migration. Temperature changes force species to relocate.
It alters habitats and causes species migration. Temperature changes force species to relocate.
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What is biodiversity?
What is biodiversity?
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The variety of life in the world or a particular habitat. Encompasses all living organisms and their genetic variations.
The variety of life in the world or a particular habitat. Encompasses all living organisms and their genetic variations.
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What is the result of monoculture farming on biodiversity?
What is the result of monoculture farming on biodiversity?
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It reduces genetic and species diversity. Single crops eliminate habitat variety.
It reduces genetic and species diversity. Single crops eliminate habitat variety.
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What is the impact of industrial agriculture on biodiversity?
What is the impact of industrial agriculture on biodiversity?
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It leads to habitat loss and pollution. Large-scale farming destroys natural ecosystems.
It leads to habitat loss and pollution. Large-scale farming destroys natural ecosystems.
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Which process leads to desertification?
Which process leads to desertification?
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Overgrazing and unsustainable land use practices. Degradation turns fertile land into desert.
Overgrazing and unsustainable land use practices. Degradation turns fertile land into desert.
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What is the role of conservation biology?
What is the role of conservation biology?
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To study and protect biodiversity. Scientific field focused on preserving species.
To study and protect biodiversity. Scientific field focused on preserving species.
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Identify a consequence of global warming on species distribution.
Identify a consequence of global warming on species distribution.
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Shifts in the range of species' habitats. Temperature increases force range shifts.
Shifts in the range of species' habitats. Temperature increases force range shifts.
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