AP Biology : Understand trophic levels and flow of energy

Study concepts, example questions & explanations for AP Biology

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Example Questions

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Example Question #2421 : Ap Biology

Which of the following human activities directly impacts marine environments?

Possible Answers:

Burning of fossil fuels

Overfishing

Deforestation

Industrialization

Correct answer:

Overfishing

Explanation:

Human activities can have negative impacts on the proper functioning of ecosystems and environments. One human activity that has a direct impact on marine environments is overfishing, which may critically change the delicate balance of the ecosystem.

Example Question #2421 : Ap Biology

Which of the following includes populations of several different species in an area?

Possible Answers:

Community

Ecosystem

Population

Landscape

Biosphere

Correct answer:

Community

Explanation:

A community includes populations of different species. The study of a community looks at interactions between species, such as competition, symbiotic relationships, or predation. 

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