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Subject Area - 4:
Environment and Ecology
Environment and Ecology
- Standard Area - 4.2: Watersheds and Wetlands
- Grade Level - 4.2.10: GRADE 10
Standard - 4.2.10.C
Explain the relationship between water quality and the diversity of life in a freshwater ecosystem.
- Explain how limiting factors affect the growth and reproduction of freshwater organisms.
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Assessment Anchor - BIO.B.4
Ecology
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Anchor Descriptor - BIO.B.4.1
Describe ecological levels of organization in the biosphere.
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Eligible Content - BIO.B.4.1.1 Describe the levels of ecological organization (i.e., organism, population, community, ecosystem, biome, biosphere).
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Eligible Content - BIO.B.4.1.2 Describe characteristic biotic and abiotic components of aquatic and terrestrial ecosystems.
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Anchor Descriptor - BIO.B.4.2
Describe interactions and relationships in an ecosystem.
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Eligible Content - BIO.B.4.2.1 Describe how energy flows through an ecosystem (e.g., food chains, food webs, energy pyramids).
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Eligible Content - BIO.B.4.2.2 Describe biotic interactions in an ecosystem (e.g., competition, predation, symbiosis).
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Eligible Content - BIO.B.4.2.3 Describe how matter recycles through an ecosystem (i.e., water cycle, carbon cycle, oxygen cycle, nitrogen cycle).
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Eligible Content - BIO.B.4.2.4 Describe how ecosystems change in response to natural and human disturbances (e.g., climate changes, introduction of nonnative species, pollution, fires).
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Eligible Content - BIO.B.4.2.5 Describe the effects of limiting factors on population dynamics and potential species extinction.
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