Semester Exam

Front

What trophic level do yellowfin tuna occupy in a food chain?

Back

Yellowfin tuna are classified as secondary consumers.

Front

What are the products of cellular respiration?

Back

The products of cellular respiration are carbon dioxide and water.

Front

What is the effect of actions in a negative feedback loop?

Back

In a negative feedback loop, each action decreases the other action.

Front

What is the variable that is being tested in an experiment?

Back

The variable being tested is known as the Dependent Variable.

Front

What does cellular respiration do to energy?

Back

Cellular respiration releases energy.

Front

Define 'producer' in an ecosystem.

Back

A producer is an organism that can make its own food, typically through photosynthesis.

Front

What is a primary consumer?

Back

A primary consumer is an organism that eats producers; they are herbivores.

Front

What role do decomposers play in an ecosystem?

Back

Decomposers break down dead organic material, returning nutrients to the soil.

Front

What is the difference between an independent variable and a dependent variable?

Back

The independent variable is manipulated in an experiment, while the dependent variable is measured.

Front

Explain the process of photosynthesis.

Back

Photosynthesis is the process by which green plants use sunlight to synthesize foods with carbon dioxide and water.