WorksheetsAir Pollutants, Ozone, Layers, Gases, Case Study
Total questions: 38
Worksheet time: 20mins
Name
Class
Date
1.
Which layer of the atmosphere has clouds?
a)
a)Troposphere
b)
a)Thermosphere
c)
a)Mesosphere
d)
a)Stratosphere
2.
Which minor layers of the atmosphere spans the mesosphere and thermosphere?
a)
Troposphere
b)
Ionosphere
c)
Ozonosphere
d)
Stratosphere
3.
In the troposphere, as the altitude increases, the temperature _________.
a)
decreases
b)
increases
c)
stays constant
4.
Thermosphere and altitude have a _______ positive relationship.
a)
direct
b)
indirect
5.
Which layer of the atmosphere has auroras (Northern and Southern Lights)?
a)
Troposphere
b)
a)mesosphere
c)
thermosphere
d)
Stratosphere
6.
What’s the molecular formula for ozone?
a)
a)O
b)
O2
c)
O3
d)
a)O4
7.
At the stratopause, temperature ___________.
a)
a)Decreases
b)
Increases
c)
a)Remains constant
8.
Which major layer of the atmosphere is ozonosphere found in?
a)
a)Troposphere
b)
a)Mesosphere
c)
a)Thermosphere
d)
a)Stratosphere
9.
Nitrogen oxides cause which problem?
a)
Acid rain
b)
Heart damage
c)
eye irritation
d)
death
10.
Sources of CO2 include all but ____.
a)
forest fires
b)
perfumes
c)
vehicles
d)
burning fossil fuels
11.
True of false: plants help remove toxic indoor air pollutants.
a)
True
b)
False
12.
Which option is false regarding carbon monoxide?
a)
chemical formula: CO
b)
source includes gas stoves
c)
car exhausts of motor vehicles
d)
causes eye irritation
13.
Case study by Joel Schwartz showed a ______ correlation between clean air and longer life.
a)
positive
b)
negative
c)
constant
14.
___________ smaller than hair and sand is not filtered by the body and is a source of air pollution.
a)
Particulate matter
b)
CFCs
c)
VOCs
d)
NMHC: nonmethane hydrocarbons
15.
Where is air pollution worse?
a)
indoors
b)
outdoors
c)
both equally in effect
16.
Natural causes of pollutants include:
a)
forest fires
b)
factories
c)
cars
d)
buses
17.
Anything organic that can diffuse into environment is called _______.
a)
sulfur dioxide
b)
nitrogen oxides
c)
particulate matter
d)
volatile organic compound
18.
Which type of pollutants are produced from the source itself?
a)
primary
b)
secondary
19.
All are secondary pollutants except:
a)
nitric acid
b)
sulfuric acid
c)
nitrogen oxide
d)
Ozone
20.
When many pollutants combine, they form _______.
a)
ozone
b)
smog
c)
particulate matter
d)
Acid rain
21.
What is true of temperature inversion?
a)
is when temperature continues to decrease with altitude in the troposphere
b)
when air temperature is warmer in the Earth's surface
c)
traps air pollutants near Earth's suface
22.
Which ozone is the good kind?
a)
stratospheric
b)
tropospheric
23.
Ozone is made of ___ oxygen atoms.
a)
1
b)
2
c)
3
d)
4
24.
How does ozone form?
a)
O3 absorbs UV light which splits it into O2 and O. These O2 and O atoms recombine to form ozone.
b)
O2 absorbs UV light which splits it into O. These O and O2 atoms recombine to form ozone.
25.
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
26.
Ozone is depleted in part due to ___________.
a)
CFCs
b)
increased oxygen molecules
c)
increased carbon monoxide
27.
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
28.
The most abundant gas in the atmosphere is ___.
a)
oxygen
b)
nitrogen
c)
carbon dioxide
d)
argon
29.
The 3rd most abundant gas even though it makes up less than 1% of the atmosphere.
a)
oxygen
b)
nitrogen
c)
carbon dioxide
d)
argon
30.
Colorless, odorless, tasteless, inert gas
a)
oxygen
b)
nitrogen
c)
carbon dioxide
d)
argon
31.
Gas that animals exhale
a)
oxygen
b)
nitrogen
c)
carbon dioxide
d)
argon
32.
All are true of nitrogen except:
a)
cannot be used by living organisms in its atmospheric form
b)
bacteria must convert it into usable form
c)
plants require it for photosynthesis
d)
living organisms require nitrogen to make proteins and DNA
33.
Which one is not a trace gas?
a)
CO2
b)
O2
c)
helium
d)
Argon
34.
Trace gases are those that comprise less than _____% of the Earth's atmosphere.
a)
1
b)
10
c)
50
d)
100
35.
True or False: 99% of the air is found in the troposphere and mesosphere.
a)
True
b)
False
36.
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
37.
What is chalk made out of?
a)
calcium carbonate
b)
sulfur dioxide
c)
particulate matter
d)
nitrogen dioxide
38.
What can calcium carbonate be deteriorated by?
a)
acid rain
b)
carbon monoxide
c)
nitrogen
d)
carbon dioxide
100 %
