Standards Detail
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Subject Area - 4:
Environment and Ecology
Environment and Ecology
- Standard Area - 4.5: Humans and the Environment
- Grade Level - 4.5.6:
GRADE 6
Standard - 4.5.6.D
Identify reasons why organisms become threatened, endangered, and extinct.
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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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Assessment Anchor - S6.B.2 Continuity of Life
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Anchor Descriptor - S6.B.2.1 Explain how certain inherited traits and/or behaviors allow some organisms to survive and reproduce more successfully than others.
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Eligible Content - S6.B.2.1.1 Distinguish between instinctive and learned animal behaviors that relate to survival.
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Eligible Content - S6.B.2.1.2 Recognize that extinction of a species occurs when the environment changes and the adaptive characteristics of a species are insufficient to allow its survival.
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Assessment Anchor - S6.B.3 Ecological Behavior and Systems
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Anchor Descriptor - S6.B.3.1 Identify evidence of change to infer and explain the ways different variables may affect change in natural or human-made systems.
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Eligible Content - S6.B.3.1.1 Describe the behavioral and physical responses of organisms to environmental changes and how those responses affect survival.
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Anchor Descriptor - S6.B.3.2 Explain how renewable and nonrenewable resources provide for human needs.
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Eligible Content - S6.B.3.2.1 Compare the usage of fossil fuels and alternative energy resources (e.g., oil, natural gas, coal, wind, solar, water).
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