Question 1

Fine particulate particles (10 µm diameter) are.

Accepted Answer

A) True 
 B)False

Question 2

Compare and contrast London smog and Los Angeles smog.

Accepted Answer

London smog and Los Angeles smog are bot

Question 3

The World Health Organization (WHO) rates which pollutant the worst?

Accepted Answer

A)  methane 
B)  chlorocarbons 
C)  sulfur dioxide 
D)  sulfur oxides 
A)  methane 
B)  chlorocarbons 
C)  sulfur dioxide 
D)  sulfur oxides

Question 4

The impact of CFCs on the ozone layer is amplified by the fact that

Accepted Answer

A)  CFCs replicate in the stratosphere. 
B)  CFCs decompose before reaching the stratosphere. 
C)  CFCs react with oxygen to produce many reactive intermediates. 
D)  one CFC molecule will lead to the decomposition of many ozone molecules. 
A)  CFCs replicate in the stratosphere. 
B)  CFCs decompose before reaching the stratosphere. 
C)  CFCs react with oxygen to produce many reactive intermediates. 
D)  one CFC molecule will lead to the decomposition of many ozone molecules.

Question 5

Most hydrocarbons in the atmosphere in rural areas arise from

Accepted Answer

A)  automobile exhaust. 
B)  evaporation of gasoline. 
C)  industrial emissions. 
D)  natural sources. 
A)  automobile exhaust. 
B)  evaporation of gasoline. 
C)  industrial emissions. 
D)  natural sources.

Question 6

A secondary reaction in the formation of photochemical smog is

Accepted Answer

A)  2 NO + O2 → 2 NO2. 
B)  NO2 + sunlight → NO + O. 
C)  O + O2 → O3. 
D)  O3  + hydrocarbons → aldehydes. 
A)  2 NO + O2 → 2 NO2. 
B)  NO2 + sunlight → NO + O. 
C)  O + O2 → O3. 
D)  O3  + hydrocarbons → aldehydes.

Question 7

Air pollution was never a problem prior to 500 A.D.

Accepted Answer

A) True 
 B)False

Question 8

Children exposed to secondhand smoke have a higher risk of all of the following EXCEPT

Accepted Answer

A)  bronchitis. 
B)  sinus infections. 
C)  sudden infant death syndrome (SIDS). 
D)  All of the above risks are higher. 
A)  bronchitis. 
B)  sinus infections. 
C)  sudden infant death syndrome (SIDS). 
D)  All of the above risks are higher.

Question 9

In terms of reactivity, ozone is best classified as

Accepted Answer

A)  very reactive. 
B)  somewhat reactive. 
C)  unreactive. 
D)  similar to He. 
A)  very reactive. 
B)  somewhat reactive. 
C)  unreactive. 
D)  similar to He.

Question 10

The concentration of which component of the atmosphere has increased dramatically since the beginning of the industrial era?

Accepted Answer

A)  argon 
B)  carbon dioxide 
C)  sulfur dioxide 
D)  krypton 
A)  argon 
B)  carbon dioxide 
C)  sulfur dioxide 
D)  krypton

Question 11

The smog in the Los Angeles basin has no effect on vegetation 130 miles away.

Accepted Answer

A) True 
 B)False

Question 12

Fluorine (F2) has been proposed as an alternative to nitrogen trifluoride (NF3) for the manufacturing of liquid crystal display (LCD) monitors. This is a good idea, because both compounds are safe for people.

Accepted Answer

A) True 
 B)False

Question 13

London smog is attributed primarily to

Accepted Answer

A)  the burning of coal. 
B)  train exhaust. 
C)  sulfur oxides. 
D)  ozone. 
A)  the burning of coal. 
B)  train exhaust. 
C)  sulfur oxides. 
D)  ozone.

Question 14

Which of the following contributes least to the problem of photochemical smog?

Accepted Answer

A)  nitrogen oxides emitted by cars 
B)  hydrocarbons emitted by cars 
C)  warm, sunny days 
D)  cool, wet days 
A)  nitrogen oxides emitted by cars 
B)  hydrocarbons emitted by cars 
C)  warm, sunny days 
D)  cool, wet days

Question 15

With respect to reactivity, oxygen is best classified as

Accepted Answer

A)  highly reactive. 
B)  somewhat reactive. 
C)  relatively unreactive. 
D)  comparable to helium in its reactivity. 
A)  highly reactive. 
B)  somewhat reactive. 
C)  relatively unreactive. 
D)  comparable to helium in its reactivity.

Question 16

Describe the nitrogen cycle. Use specific examples to illustrate the cycle.

Accepted Answer

The nitrogen cycle is the process by whi

Question 17

One of the results of ozone pollution is

Accepted Answer

A)  destruction of bricks. 
B)  decomposition of granite buildings. 
C)  cracking of roads. 
D)  extensive damage to crops. 
A)  destruction of bricks. 
B)  decomposition of granite buildings. 
C)  cracking of roads. 
D)  extensive damage to crops.

Question 18

Most of the carbon monoxide found in the atmosphere does not come from natural sources.

Accepted Answer

A) True 
 B)False

Question 19

The layer of the atmosphere in which we interact is called the stratosphere.

Accepted Answer

A) True 
 B)False

Question 20

Carbon monoxide reacts with hemoglobin and interferes with its ability to transport oxygen. Which other gas also can react with hemoglobin when it is present in high concentrations?

Accepted Answer

A)  nitrogen (N2) 
B)  nitric oxide (NO) 
C)  sulfur dioxide (SO2) 
D)  sulfur trioxide (SO3) 
A)  nitrogen (N2) 
B)  nitric oxide (NO) 
C)  sulfur dioxide (SO2) 
D)  sulfur trioxide (SO3)

Exam 13: Air

Fine particulate particles (< 2.5 µm diameter) are more harmful to people than larger particles (>10 µm diameter) are.

Compare and contrast London smog and Los Angeles smog.

The World Health Organization (WHO) rates which pollutant the worst?

The impact of CFCs on the ozone layer is amplified by the fact that

Most hydrocarbons in the atmosphere in rural areas arise from

A secondary reaction in the formation of photochemical smog is

Air pollution was never a problem prior to 500 A.D.

Children exposed to secondhand smoke have a higher risk of all of the following EXCEPT

In terms of reactivity, ozone is best classified as

The concentration of which component of the atmosphere has increased dramatically since the beginning of the industrial era?

The smog in the Los Angeles basin has no effect on vegetation 130 miles away.

Fluorine (F2) has been proposed as an alternative to nitrogen trifluoride (NF3) for the manufacturing of liquid crystal display (LCD) monitors. This is a good idea, because both compounds are safe for people.

London smog is attributed primarily to

Which of the following contributes least to the problem of photochemical smog?

With respect to reactivity, oxygen is best classified as

Describe the nitrogen cycle. Use specific examples to illustrate the cycle.

One of the results of ozone pollution is

Most of the carbon monoxide found in the atmosphere does not come from natural sources.

The layer of the atmosphere in which we interact is called the stratosphere.

Carbon monoxide reacts with hemoglobin and interferes with its ability to transport oxygen. Which other gas also can react with hemoglobin when it is present in high concentrations?

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Fluorine (F₂) has been proposed as an alternative to nitrogen trifluoride (NF₃) for the manufacturing of liquid crystal display (LCD) monitors. This is a good idea, because both compounds are safe for people.