Compare Biodiversity Solutions - Middle School Life Science
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Which comparison is correct: a keystone species has a large effect relative to its abundance?
Which comparison is correct: a keystone species has a large effect relative to its abundance?
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Yes; keystone species have disproportionately large ecosystem effects. Their removal causes major ecosystem disruption.
Yes; keystone species have disproportionately large ecosystem effects. Their removal causes major ecosystem disruption.
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Which design solution most directly prevents poaching in a protected area: patrols or reforestation?
Which design solution most directly prevents poaching in a protected area: patrols or reforestation?
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Anti-poaching patrols and enforcement. Direct enforcement prevents illegal wildlife killing.
Anti-poaching patrols and enforcement. Direct enforcement prevents illegal wildlife killing.
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What is a protected area (reserve) as a biodiversity design solution?
What is a protected area (reserve) as a biodiversity design solution?
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Land or water set aside to conserve habitats and native species. Legally protects ecosystems from harmful human activities.
Land or water set aside to conserve habitats and native species. Legally protects ecosystems from harmful human activities.
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Which option is an example of ex situ conservation: seed bank or wildlife corridor?
Which option is an example of ex situ conservation: seed bank or wildlife corridor?
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Seed bank. Ex situ conserves species outside their natural habitat.
Seed bank. Ex situ conserves species outside their natural habitat.
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What is the difference between in situ and ex situ conservation?
What is the difference between in situ and ex situ conservation?
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In situ: in natural habitat; ex situ: outside natural habitat. Location determines conservation strategy type.
In situ: in natural habitat; ex situ: outside natural habitat. Location determines conservation strategy type.
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Which design solution most directly reduces invasive species impacts: eradication program or corridor?
Which design solution most directly reduces invasive species impacts: eradication program or corridor?
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Invasive species eradication or control program. Direct removal targets the invasive species problem.
Invasive species eradication or control program. Direct removal targets the invasive species problem.
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What is an invasive species?
What is an invasive species?
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A nonnative species that spreads and harms ecosystems or native species. Outcompetes natives and disrupts ecosystem balance.
A nonnative species that spreads and harms ecosystems or native species. Outcompetes natives and disrupts ecosystem balance.
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Which design solution best improves water quality for aquatic biodiversity: riparian buffers or hunting limits?
Which design solution best improves water quality for aquatic biodiversity: riparian buffers or hunting limits?
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Riparian buffer zones along waterways. Buffers filter pollutants before reaching water.
Riparian buffer zones along waterways. Buffers filter pollutants before reaching water.
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What is a riparian buffer, as used in biodiversity-focused design solutions?
What is a riparian buffer, as used in biodiversity-focused design solutions?
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Vegetated strip near water that filters runoff and stabilizes banks. Natural filtration protects aquatic ecosystems.
Vegetated strip near water that filters runoff and stabilizes banks. Natural filtration protects aquatic ecosystems.
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Which solution best reduces overharvesting of a fish population: catch limits or fertilizer use reduction?
Which solution best reduces overharvesting of a fish population: catch limits or fertilizer use reduction?
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Catch limits (harvest quotas) and enforcement. Quotas directly limit harvest; fertilizer affects water quality.
Catch limits (harvest quotas) and enforcement. Quotas directly limit harvest; fertilizer affects water quality.
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What is overharvesting (overexploitation)?
What is overharvesting (overexploitation)?
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Removing organisms faster than the population can replace them. Depletes populations below sustainable levels.
Removing organisms faster than the population can replace them. Depletes populations below sustainable levels.
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Which design solution most directly addresses climate change impacts on biodiversity: emissions reduction or fencing?
Which design solution most directly addresses climate change impacts on biodiversity: emissions reduction or fencing?
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Reducing greenhouse gas emissions. Addresses root cause of climate-driven habitat changes.
Reducing greenhouse gas emissions. Addresses root cause of climate-driven habitat changes.
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What is ecological restoration as a design solution to maintain biodiversity?
What is ecological restoration as a design solution to maintain biodiversity?
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Repairing damaged ecosystems to recover native species and functions. Actively rebuilds degraded habitats for species recovery.
Repairing damaged ecosystems to recover native species and functions. Actively rebuilds degraded habitats for species recovery.
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Which option is a stronger biodiversity design solution: monoculture replanting or native mixed-species planting?
Which option is a stronger biodiversity design solution: monoculture replanting or native mixed-species planting?
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Native mixed-species planting. Mixed natives support more species than single-species plantings.
Native mixed-species planting. Mixed natives support more species than single-species plantings.
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What criterion best measures a design solution's success at maintaining biodiversity?
What criterion best measures a design solution's success at maintaining biodiversity?
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Long-term stable or increasing native species richness and abundance. Focuses on native species persistence over time.
Long-term stable or increasing native species richness and abundance. Focuses on native species persistence over time.
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What is biodiversity, as used when evaluating conservation design solutions?
What is biodiversity, as used when evaluating conservation design solutions?
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Variety of life in an area, including species, genes, and ecosystems. Encompasses genetic, species, and ecosystem diversity levels.
Variety of life in an area, including species, genes, and ecosystems. Encompasses genetic, species, and ecosystem diversity levels.
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Which design solution directly reduces habitat fragmentation: corridors or fencing?
Which design solution directly reduces habitat fragmentation: corridors or fencing?
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Wildlife corridors. Corridors connect habitats; fencing separates them.
Wildlife corridors. Corridors connect habitats; fencing separates them.
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What is gene flow in the context of maintaining biodiversity?
What is gene flow in the context of maintaining biodiversity?
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Movement of alleles between populations through breeding. Maintains genetic diversity across populations.
Movement of alleles between populations through breeding. Maintains genetic diversity across populations.
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Which solution best supports gene flow between isolated populations: corridor or captive breeding?
Which solution best supports gene flow between isolated populations: corridor or captive breeding?
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Wildlife corridor. Corridors allow movement; captive breeding isolates populations.
Wildlife corridor. Corridors allow movement; captive breeding isolates populations.
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Which design solution reduces bycatch and helps marine biodiversity: selective gear or larger nets?
Which design solution reduces bycatch and helps marine biodiversity: selective gear or larger nets?
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Selective gear. Specialized equipment catches target species while releasing others.
Selective gear. Specialized equipment catches target species while releasing others.
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What is sustainable harvesting designed to prevent in a population?
What is sustainable harvesting designed to prevent in a population?
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Overharvesting that causes long-term population decline. Maintains harvest rates below population replacement levels.
Overharvesting that causes long-term population decline. Maintains harvest rates below population replacement levels.
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Which design solution most directly reduces nutrient runoff: riparian buffer or building a new parking lot?
Which design solution most directly reduces nutrient runoff: riparian buffer or building a new parking lot?
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Riparian buffer. Plants absorb excess nutrients before they reach water bodies.
Riparian buffer. Plants absorb excess nutrients before they reach water bodies.
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What is a riparian buffer and how is it used in biodiversity design?
What is a riparian buffer and how is it used in biodiversity design?
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Vegetation along waterways that filters runoff and stabilizes banks. Acts as natural filter preventing pollution from entering streams.
Vegetation along waterways that filters runoff and stabilizes banks. Acts as natural filter preventing pollution from entering streams.
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Which design solution best addresses climate-change range shifts: connected reserves or isolated reserves?
Which design solution best addresses climate-change range shifts: connected reserves or isolated reserves?
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Connected reserves. Allows species migration as climate zones shift location.
Connected reserves. Allows species migration as climate zones shift location.
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What is ex situ conservation as a biodiversity design solution?
What is ex situ conservation as a biodiversity design solution?
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Conserving species outside their natural habitat (zoos, seed banks). Protects genetic material when wild populations are threatened.
Conserving species outside their natural habitat (zoos, seed banks). Protects genetic material when wild populations are threatened.
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