This achievement standard involves demonstrating understanding of how an animal maintains a stable internal environment.
Achieved |
Merit |
Excellence |
Demonstrate understanding of how an animal maintains a stable internal environment. |
Demonstrate in-depth understanding of how an animal maintains a stable internal environment. |
Demonstrate comprehensive understanding of how an animal maintains a stable internal environment. |
Demonstrate understanding involves using biological ideas to describe a control system by which an animal maintains a stable internal environment. Annotated diagrams or models may be used to support the description. |
Demonstrate in-depth understanding involves using biological ideas to explain how or why an animal maintains a stable internal environment. This includes explaining how a specific disruption results in responses within a control system to re-establish a stable internal environment. |
Demonstrate comprehensive understanding involves linking biological ideas about maintaining a stable internal environment in an animal. This includes at least one of:
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