AICE Marine Science- Midterm Review (Ch1,2)

Front

What word describes an organism's role in an ecosystem?

Back

Niche

Front

If immigration is greater than emigration, what will happen to the population?

Back

Increase

Front

What is the independent variable (IV) in an experiment?

Back

The variable that is manipulated or changed in an experiment.

Front

What is calculated by subtracting the minimum value from the maximum value?

Back

Range

Front

In a graph, what is the dependent variable?

Back

The variable that is measured or observed in an experiment.

Front

What is the definition of an ecosystem?

Back

A community of living organisms and their interactions with their environment.

Front

What is the difference between biotic and abiotic factors?

Back

Biotic factors are living components of an ecosystem, while abiotic factors are non-living components.

Front

What is the purpose of a control group in an experiment?

Back

To provide a baseline for comparison against the test group.

Front

What does a food chain represent?

Back

The flow of energy and nutrients from one organism to another in an ecosystem.

Front

What is the significance of biodiversity in an ecosystem?

Back

Biodiversity contributes to ecosystem resilience and stability.