Standards Detail
Search using a saved search preference or by selecting one or more content areas and grade levels to view standards, related Eligible Content, assessments, and materials and resources.
Limit your search to no more than three grades, subjects, or courses, and ensure that you have selected at least one grade and subject or one course.
Subject Area - 4:
Environment and Ecology
Environment and Ecology
- Standard Area - 4.1: Ecology
- Grade Level - 4.1.7: GRADE 7
Standard - 4.1.7.C
Explain the flow of energy within an ecosystem.
- Compare and contrast the flow of energy between organisms in different habitats.
- Explain the concept of trophic levels.
-
Assessment Anchor - BIO.B.4
Ecology
-
Anchor Descriptor - BIO.B.4.1
Describe ecological levels of organization in the biosphere.
-
Eligible Content - BIO.B.4.1.1 Describe the levels of ecological organization (i.e., organism, population, community, ecosystem, biome, biosphere).
-
Eligible Content - BIO.B.4.1.2 Describe characteristic biotic and abiotic components of aquatic and terrestrial ecosystems.
-
-
Anchor Descriptor - BIO.B.4.2
Describe interactions and relationships in an ecosystem.
-
Eligible Content - BIO.B.4.2.1 Describe how energy flows through an ecosystem (e.g., food chains, food webs, energy pyramids).
-
Eligible Content - BIO.B.4.2.2 Describe biotic interactions in an ecosystem (e.g., competition, predation, symbiosis).
-
Eligible Content - BIO.B.4.2.3 Describe how matter recycles through an ecosystem (i.e., water cycle, carbon cycle, oxygen cycle, nitrogen cycle).
-
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).
-
Eligible Content - BIO.B.4.2.5 Describe the effects of limiting factors on population dynamics and potential species extinction.
-
-
-
Assessment Anchor - S7.C.2 Forms, Sources, Conversion, and Transfer of Energy
-
Anchor Descriptor - S7.C.2.1 Describe how energy flows through the living world.
-
Eligible Content - S7.C.2.1.1 Describe how energy is obtained and used by organisms throughout their lives.
-
Eligible Content - S7.C.2.1.2 Describe how energy is transferred and conserved in a closed system.
-
Eligible Content - S7.C.2.1.3 Describe energy transformations within an ecosystem.
-
-
