Question 1

What type of smog produces the brown haze?

Accepted Answer

A) photochemical smog 
B) industrial smog 
C) agricultural smog 
D) all of the above 
E) none of the above 
A) photochemical smog 
B) industrial smog 
C) agricultural smog 
D) all of the above 
E) none of the above A

Question 2

A stagnant pond smells worse than a babbling brook because ________.

Accepted Answer

A) odors are not transported downstream 
B) of the type of aquatic life it attracts 
C) it lacks sufficient dissolved oxygen 
D) all of the above 
A) odors are not transported downstream 
B) of the type of aquatic life it attracts 
C) it lacks sufficient dissolved oxygen 
D) all of the above C

Question 3

Which of the following describes infrared (IR)radiation?

Accepted Answer

A) IR radiation has less energy than visible light. 
B) IR radiation has more energy than visible light. 
C) IR radiation being absorbed by molecules releases heat. 
D) IR radiation is adsorbed by molecules and releases UV radiation. 
E) none of the above 
A) IR radiation has less energy than visible light. 
B) IR radiation has more energy than visible light. 
C) IR radiation being absorbed by molecules releases heat. 
D) IR radiation is adsorbed by molecules and releases UV radiation. 
E) none of the above A

Question 4

What is the initial step of the hydrologic cycle?

Accepted Answer

A) evaporation of water from the oceans 
B) evaporation of water from land masses 
C) condensation of water in the form of clouds 
D) precipitation of water onto land 
E) precipitation of water back into the oceans 
A) evaporation of water from the oceans 
B) evaporation of water from land masses 
C) condensation of water in the form of clouds 
D) precipitation of water onto land 
E) precipitation of water back into the oceans

Question 5

The upper boundary of an underground zone of saturated water is called ________.

Accepted Answer

A) the aquifer 
B) the subterranean surface 
C) the surface recharge 
D) the water table 
A) the aquifer 
B) the subterranean surface 
C) the surface recharge 
D) the water table

Question 6

Which of the following is groundwater?

Accepted Answer

A) an aquifer 
B) a river 
C) a lake 
D) a spring 
E) all of the above 
A) an aquifer 
B) a river 
C) a lake 
D) a spring 
E) all of the above

Question 7

What makes aerosols problematic?

Accepted Answer

A) They do not settle and stay in the atmosphere for a long time. 
B) They act as micro chemical reaction sites. 
C) They are the source of acid rain. 
D) all of the above 
E) only a and b 
A) They do not settle and stay in the atmosphere for a long time. 
B) They act as micro chemical reaction sites. 
C) They are the source of acid rain. 
D) all of the above 
E) only a and b

Question 8

What is the main harmful component of photochemical smog?

Accepted Answer

A) H2SO4 
B) O2 
C) NO2 
D) O3 
E) c and d 
A) H2SO4 
B) O2 
C) NO2 
D) O3 
E) c and d

Question 9

Which of the following is not true?

Accepted Answer

A) The sun does not heat the air as efficiently at higher altitudes. 
B) Pressure decreases with increasing altitude. 
C) Density of air decreases with increasing altitude. 
D) The earth does not heat the air as efficiently at higher altitudes. 
E) All of the above are true. 
A) The sun does not heat the air as efficiently at higher altitudes. 
B) Pressure decreases with increasing altitude. 
C) Density of air decreases with increasing altitude. 
D) The earth does not heat the air as efficiently at higher altitudes. 
E) All of the above are true.

Question 10

Why are temperature inversions more common during the day?

Accepted Answer

A) The sun causes the warm layer of air to form. 
B) People are more active during the day. 
C) There are more vehicles running during the day. 
D) The cool air is not able to diffuse due to wind patterns. 
E) none of the above 
A) The sun causes the warm layer of air to form. 
B) People are more active during the day. 
C) There are more vehicles running during the day. 
D) The cool air is not able to diffuse due to wind patterns. 
E) none of the above

Question 11

How can cutting down a tree increase carbon dioxide concentration even if the tree is not used as fuel?

Accepted Answer

A) Trees remove carbon dioxide, so there is no longer a reduction. 
B) The chain saw releases carbon dioxide. 
C) The ground that was shaded by the tree is now exposed and releases carbonic acids. 
D) The rainwater generated does not contain as much dissolved carbon dioxide. 
E) none of the above 
A) Trees remove carbon dioxide, so there is no longer a reduction. 
B) The chain saw releases carbon dioxide. 
C) The ground that was shaded by the tree is now exposed and releases carbonic acids. 
D) The rainwater generated does not contain as much dissolved carbon dioxide. 
E) none of the above

Question 12

Which of the following pathways of the hydrologic cycle has the most branches?

Accepted Answer

A) precipitation over the oceans 
B) precipitation over land masses 
C) locking away of water as ice in the ice caps 
D) percolation of water through the earth 
E) All of the above have same level of complexity. 
A) precipitation over the oceans 
B) precipitation over land masses 
C) locking away of water as ice in the ice caps 
D) percolation of water through the earth 
E) All of the above have same level of complexity.

Question 13

Cutting down a tree affects which of the following areas?

Accepted Answer

A) the air 
B) the soil 
C) the water 
D) none of the above 
E) all of the above 
A) the air 
B) the soil 
C) the water 
D) none of the above 
E) all of the above

Question 14

Which of the following statements is true?

Accepted Answer

A) The stratosphere contains 99 percent of the atmosphere. 
B) The ozone layer is the highest portion of the atmosphere. 
C) The troposphere contains 50 percent of the atmospheres mass. 
D) Fifty percent of the mass of the atmosphere is below 6 kilometers. 
E) None of the above are true. 
A) The stratosphere contains 99 percent of the atmosphere. 
B) The ozone layer is the highest portion of the atmosphere. 
C) The troposphere contains 50 percent of the atmospheres mass. 
D) Fifty percent of the mass of the atmosphere is below 6 kilometers. 
E) None of the above are true.

Question 15

What is the opposite of combustion?

Accepted Answer

A) photosynthesis 
B) deforestation 
C) salinization 
D) reverse osmosis 
E) none of the above 
A) photosynthesis 
B) deforestation 
C) salinization 
D) reverse osmosis 
E) none of the above

Question 16

Why is airborne pollution problematic?

Accepted Answer

A) Air moves, so pollutants released in one location end up everywhere. 
B) It makes the sunsets too red. 
C) It leads to blocking of sunlight and cooling of the planet. 
D) It escapes into space. 
E) all of the above 
A) Air moves, so pollutants released in one location end up everywhere. 
B) It makes the sunsets too red. 
C) It leads to blocking of sunlight and cooling of the planet. 
D) It escapes into space. 
E) all of the above

Question 17

Which of the following would be a point source of pollution?

Accepted Answer

A) waste water pipes of a factory 
B) runoff from an agricultural community 
C) sewer water rinsed off the freeway 
D) all of the above 
E) none of the above 
A) waste water pipes of a factory 
B) runoff from an agricultural community 
C) sewer water rinsed off the freeway 
D) all of the above 
E) none of the above

Question 18

Removal of groundwater can cause subsidence. If the water removal is stopped, will the land likely rise to its original level?

Accepted Answer

A) Yes, because it was only the removal of water that resulted in the subsidence. 
B) No, subsidence causes the ground to become more compact, hence it is not able to hold as much water as it once did. 
C) Yes, but only if the aquifer hasn't already been depleted. 
D) No, the land usually rises above its original level because subsidence has the effect of loosening soils, hence it increases their capacity to hold water. 
A) Yes, because it was only the removal of water that resulted in the subsidence. 
B) No, subsidence causes the ground to become more compact, hence it is not able to hold as much water as it once did. 
C) Yes, but only if the aquifer hasn't already been depleted. 
D) No, the land usually rises above its original level because subsidence has the effect of loosening soils, hence it increases their capacity to hold water.

Question 19

Gas fills all the space available to it. Why then doesn't the atmosphere go off into space?

Accepted Answer

A) It does, but the rate is so slow that our atmosphere will remain for millions of years. 
B) The atmosphere is held down by gravity. 
C) The rate at which air molecule escape into space is about equal to the rate that they are produced by various mechanisms, such as volcanic activity and photosynthesis. 
D) There are molecular attractions between air molecules and the earth's surface. 
A) It does, but the rate is so slow that our atmosphere will remain for millions of years. 
B) The atmosphere is held down by gravity. 
C) The rate at which air molecule escape into space is about equal to the rate that they are produced by various mechanisms, such as volcanic activity and photosynthesis. 
D) There are molecular attractions between air molecules and the earth's surface.

Question 20

Which of the following soil types would you expect to take the longest time to become saturated?

Accepted Answer

A) loosely packed soil with a large amount of humus in it 
B) tightly packed soil with a large amount of humus in it 
C) loosely packed soil with a large amount of clay in it 
D) tightly packed soil with a large amount of clay in it 
E) All of the above will become saturated at the same rate. 
A) loosely packed soil with a large amount of humus in it 
B) tightly packed soil with a large amount of humus in it 
C) loosely packed soil with a large amount of clay in it 
D) tightly packed soil with a large amount of clay in it 
E) All of the above will become saturated at the same rate.

What type of smog produces the brown haze?

A stagnant pond smells worse than a babbling brook because ________.

Which of the following describes infrared (IR)radiation?

What is the initial step of the hydrologic cycle?

The upper boundary of an underground zone of saturated water is called ________.

Which of the following is groundwater?

What makes aerosols problematic?

What is the main harmful component of photochemical smog?

Which of the following is not true?

Why are temperature inversions more common during the day?

How can cutting down a tree increase carbon dioxide concentration even if the tree is not used as fuel?

Which of the following pathways of the hydrologic cycle has the most branches?

Cutting down a tree affects which of the following areas?

Which of the following statements is true?

What is the opposite of combustion?

Why is airborne pollution problematic?

Which of the following would be a point source of pollution?

Removal of groundwater can cause subsidence. If the water removal is stopped, will the land likely rise to its original level?

Gas fills all the space available to it. Why then doesn't the atmosphere go off into space?

Which of the following soil types would you expect to take the longest time to become saturated?

About Science

Particles of Matter

Elements of Chemistry

Subatomic Particles

The Atomic Nucleus

How Atoms Bond

How Molecules Mix

How Water Behaves

How Chemicals React

Acids and Bases in Our Environment

Oxidations and Reductions Charge the World

Organic Compounds

Nutrients of Life

Medicinal Chemistry

Optimizing Food Production

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Exam 16: Protection Water and Air Resources

What type of smog produces the brown haze?

A stagnant pond smells worse than a babbling brook because ________.

Which of the following describes infrared (IR)radiation?

What is the initial step of the hydrologic cycle?

The upper boundary of an underground zone of saturated water is called ________.

Which of the following is groundwater?

What makes aerosols problematic?

What is the main harmful component of photochemical smog?

Which of the following is not true?

Why are temperature inversions more common during the day?

How can cutting down a tree increase carbon dioxide concentration even if the tree is not used as fuel?

Which of the following pathways of the hydrologic cycle has the most branches?

Cutting down a tree affects which of the following areas?

Which of the following statements is true?

What is the opposite of combustion?

Why is airborne pollution problematic?

Which of the following would be a point source of pollution?

Removal of groundwater can cause subsidence. If the water removal is stopped, will the land likely rise to its original level?

Gas fills all the space available to it. Why then doesn't the atmosphere go off into space?

Which of the following soil types would you expect to take the longest time to become saturated?

About Science

Particles of Matter

Elements of Chemistry

Subatomic Particles

The Atomic Nucleus

How Atoms Bond

How Molecules Mix

How Water Behaves

How Chemicals React

Acids and Bases in Our Environment

Oxidations and Reductions Charge the World

Organic Compounds

Nutrients of Life

Medicinal Chemistry

Optimizing Food Production

Capturing Energy

Filters