AP Environmental Science : Ultraviolet Light and Radiation

Study concepts, example questions & explanations for AP Environmental Science

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Example Questions

Example Question #1 : Ultraviolet Light And Radiation

The ozone layer blocks harmful UV light from reaching Earth's surface. Which of the following best describes the location of the ozone layer? 

Possible Answers:

Troposphere

Mesosphere

Thermosphere

Stratosphere

Correct answer:

Stratosphere

Explanation:

The ozone layer is located in the stratosphere, which is one layer above the troposphere (i.e. where we live).

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