Unit 5: Ecology and Ecosystems

In this Unit, students learn about how living things interact with their surroundings to survive by cycling energy nutrients, and by evolving methods of survival that fit their ecological niches and habitats.

Chapter 12: Ecology

Ecosystems Overview

12.1 Ecology Overview

12.2 Ecological Organization

12.10 Ecosystems

12.18 Energy Flow / Food Chain

12.22 Carbon Cycle

12.23 Nitrogen Cycle

Relationships Between Organisms

12.17 Consumers and Decomposers

Evolutionary Fitness + Biodiversity

12.11 Habitat & Niche

7.3 Plant Reproduction

7.9 Seed Dispersal

7.10 Gymnosperms (cone bearing plants)

7.11 Angiosperms (flowering plants)

8.1 Animal Behavior

8.6 Reproductive Behavior

Human Impacts on Ecosystems

12.34 Importance of Biodiversity

12.32 Conservation

12.33 Habitat Destruction

12.35 Human Causes of Extinction

https://www.ck12.org/book/CK-12-Life-Science-Concepts-For-Middle-School/

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Unit 5: Ecology and Ecosystems

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