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WorksheetsGreenhouse Gases and Ozone Depletion Review
Total questions: 16
Worksheet time: 10mins
Name
Class
Date
1.
When oxygen gas in the lower stratosphere is struck by this, it splits, leading to the formation of a ozone molecule.
a)
visible light
b)
ultraviolet radiation
c)
infrared
d)
gamma rays
2.
The ozone layer protects us from
a)
UV rays
b)
CFCs
c)
Increased atmospheric heat
d)
Decreased atmospheric heat
3.
The ozone layer is damaged by
a)
CFCs
b)
Increase in greenhouse gases
c)
Increased global temperatures
d)
Sulfuric and nitric acids
4.
Increase in which gas is primarily responsible for increased global warming?
a)
Carbon dioxide
b)
Water vapor
c)
Methane
d)
Nitric oxides
5.
What absorbs ultraviolet rays in the atmosphere?
a)
troposphere
b)
stratosphere
c)
ozone layer
d)
greenhouse gases
6.
The gas that is most abundant in the atmosphere is
a)
oxygen
b)
nitrogen
c)
carbon dioxide
d)
argon
7.
CFCs alter the natural formation of ozone by:
a)
breaking up ozone and reducing the amount of O2 needed to form ozone
b)
bonding with O3
c)
preventing UV radiation to strike ozone
8.
Depletion of ozone layer is a concern because it normally absorbs ____% of the sun's UV radiation.
a)
50
b)
75
c)
89
d)
99
9.
Choose the correct order of the layers of the atmosphere (from closest to farthest from earth’s surface).
a)
a)Troposphere, mesosphere, stratosphere, thermosphere
b)
a)Thermosphere, mesosphere, stratosphere, thermosphere
c)
a)Troposphere, stratosphere, mesosphere, thermosphere
d)
a)Stratosphere, troposphere, mesosphere, thermosphere
10.
Which of these sets of three items produce CFCs
a)
cars, factories, and cardboard
b)
spray cans, cardboard, insulation
c)
spray cans, refrigerant, cardboard
d)
spray cans, refrigerant, insulation
11.
Those who sign this document understand the consequences they face as they continue burning coal and oil.
a)
Kyoto Protocol
b)
Montreal Protocol
c)
Dallas Protocol
d)
Climate Change Law
12.
These can be any gas in the atmosphere that absorbs and emits radiation.
a)
Greenhouse gases
b)
Fertilizers
c)
Pollutants
d)
Filtrators
13.
international limits on CFC production toprotect the ozone layer
a)
Montreal Protocol
b)
New York Protocol
c)
Paris Protocol
d)
Tokyo Protocol
14.
Though CFC production has been curtailed, the threat to upper atmosphericozone continues because CFCs
a)
become harmless quickly.
b)
destroy ozone for only a short time.
c)
persist but stop destroying ozone.
d)
persist and continue to destroy ozone for decades.
15.
A continuous record of annual average atmospheric CO2 concentrationsfrom Mauna Loa, Hawaii, reveals
a)
a steady increase since 1988.
b)
no change since 1958.
c)
a steady decrease since 1958.
d)
a steady increase since 1958.
16.
Which of the following greenhouse gases does NOT occur naturally?
a)
Methane
b)
Carbon Dioxide
c)
Water Vapor
d)
HFCs
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