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:

Troposphere

Thermosphere

Stratosphere

Mesosphere

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 : Ozone

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:

Mesosphere

Troposphere

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 : Causes And Effects Of Ozone Loss

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

chlorine

bromine

fluorine

neon

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:

cataracts

insect-borne disease

species extinctions

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:

Worldwide loss of biodiversity

Cimate change

Deforestation

Depletion of the ozone layer

Biological warfare

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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