AP Environmental Science : Ozone

Study concepts, example questions & explanations for AP Environmental Science

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Example Questions

Example Question #1 : Ozone Formation

Where in the atmosphere does the ozone layer reside?

Possible Answers:

Mesosphere

Stratosphere

Thermosphere

Troposphere

Correct answer:

Stratosphere

Explanation:

The ozone layer is far enough from organisms not to harm them, but also is close enough to the Earth's surface to maintain the proper temperature and hold its layer rigidity. The stratosphere is the correct answer.

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).

Example Question #1 : Ozone

Ozone depletion is caused by the presence of halogen containing compounds in the atmosphere. Which of the following is NOT a halogen?

Possible Answers:

iodine

neon

chlorine

fluorine

bromine

Correct answer:

neon

Explanation:

Fluorine, chlorine, bromine, and iodine are all halogens. Neon on the other hand is an inert noble gas.

Example Question #2 : Causes And Effects Of Ozone Loss

In Australia, New Zealand, South Africa, Argentina, and Chile, cases of __________ are increasing due to ozone depletion.

Possible Answers:

insect-borne disease

species extinctions

cataracts

birth defects

Correct answer:

cataracts

Explanation:

Cataracts, skin cancer, and high-intensity sunburns are all on the rise in these countries due to ozone depletion and therefore higher exposure to harmful UV rays.

Example Question #1 : Politics And Ozone

Which environmental issue did the 1989 Montreal Protocol address?

Possible Answers:

Depletion of the ozone layer

Deforestation

Biological warfare

Cimate change

Worldwide loss of biodiversity

Correct answer:

Depletion of the ozone layer

Explanation:

The Montreal Protocol is an international treaty to phase out production of chemicals that deplete the ozone layer, including CFCs and halocarbons.

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