Public learning track
Ecosystem Energetics, Biogeochemical Cycles, and Equilibrium
7th Grade · Science · Open Global Science
7 lessons
Goal
Model ecological energy pyramids, trace carbon, nitrogen, and water cycles, and evaluate factors maintaining population equilibrium.
Featured Diagrams
Living and Nonliving Components of Ecosystems
7 lessons
0 of 7 done
- 1Living and Nonliving Components of EcosystemsUp nextStart
- 2Food Chains and Energy FlowPremiumNot started yet
- 3Modelling Energy Flow in an EcosystemNot started yet
- 4How Water Cycles Through Earth's SystemsNot started yet
- 5Carbon, Nitrogen, and Water Biogeochemical CyclesNot started yet
- 6Limiting Factors and Carrying Capacity in PopulationsNot started yet
- 7Predator-Prey Dynamics and Dynamic EquilibriumNot started yet
Curriculum Framework
7th Grade · Science · Open Global Science
1
8 lessons
Cell Structure, Prokaryotes, and Membrane Transport
Model cellular architecture, differentiate prokaryotic and eukaryotic cells, and investigate passive and active membrane transport processes.
2
7 lessons
Levels of Organization and Cellular Division
Analyze the hierarchical structure of multicellular organisms and compare mitotic and meiotic cellular division.
3
6 lessons
Biological Classification, Taxonomy, and Phylogenetics
Classify living organisms using Linnaean taxonomy, dichotomous identification keys, and phylogenetic branching trees.
4
7 lessons
Plant Anatomy, Germination, and Photosynthesis Physiology
Investigate angiosperm anatomy, seed germination dynamics, vegetative propagation methods, and photosynthetic starch production.
5
6 lessons
Microbiology, Fungal Dynamics, and Biotechnology
Culture and observe bacterial colonies and fungal molds, analyzing extremophile adaptations and industrial biotechnology applications.
6
7 lessons
Human Physiology, Reflexes, and Enzymatic Catalysis
Analyze cardiovascular microcirculation, nervous reflex arcs, and the biochemical action of metabolic enzymes.
7
7 lessons
Ecosystem Energetics, Biogeochemical Cycles, and Equilibrium
Model ecological energy pyramids, trace carbon, nitrogen, and water cycles, and evaluate factors maintaining population equilibrium.
8
6 lessons
Biome Adaptations, Geological Isolation, and Speciation
Analyze structural and behavioral biome adaptations, linking speciation and extinction events to plate tectonics and climate history.
9
9 lessons
Adolescent Health, Disease Transmission, and Pharmacology
Evaluate personal and community health decisions, infectious disease transmission, substance physiology, and reproductive biology.