Question 1

Which biogeochemical cycle lacks an atmospheric component?

Accepted Answer

A)  The hydrologic cycle. 
B)  The carbon cycle. 
C)  The nitrogen cycle. 
D)  The phosphorous cycle. 
A)  The hydrologic cycle. 
B)  The carbon cycle. 
C)  The nitrogen cycle. 
D)  The phosphorous cycle. D

Question 2

Photosynthesis is the process of converting __________ into __________ energy.

Accepted Answer

A)  chemical bond energy; kinetic 
B)  solar energy; chemical bond 
C)  solar energy; kinetic 
D)  solar electrical energy; heat 
E)  chemical bond energy; potential 
A)  chemical bond energy; kinetic 
B)  solar energy; chemical bond 
C)  solar energy; kinetic 
D)  solar electrical energy; heat 
E)  chemical bond energy; potential B

Question 3

Which is the best example of a closed system?

Accepted Answer

A)  a space station 
B)  a forest 
C)  a hotel 
D)  a lake 
E)  a river 
A)  a space station 
B)  a forest 
C)  a hotel 
D)  a lake 
E)  a river A

Question 4

Photosynthesis is a step in the global nitrogen cycle.

Accepted Answer

A) True 
 B)False

Question 5

Humans alter the sulfur cycle by

Accepted Answer

A)  burning fossil fuels. 
B)  mining rock. 
C)  applying too much fertilizer to crop fields. 
D)  clear cutting tropical forests. 
A)  burning fossil fuels. 
B)  mining rock. 
C)  applying too much fertilizer to crop fields. 
D)  clear cutting tropical forests.

Question 6

The process of photosynthesis and cellular respiration are similar in that they both

Accepted Answer

A)  capture energy in the form of sugar. 
B)  occur in all living organisms. 
C)  temporarily store energy in chemical bonds. 
D)  capture energy from the sun. 
E)  none of these are correct. 
A)  capture energy in the form of sugar. 
B)  occur in all living organisms. 
C)  temporarily store energy in chemical bonds. 
D)  capture energy from the sun. 
E)  none of these are correct.

Question 7

Nitrogen is an essential component of amino acids and proteins.

Accepted Answer

A) True 
 B)False

Question 8

Water expands when it crystallizes and freezes.

Accepted Answer

A) True 
 B)False

Question 9

What implication(s) does the law of conservation of matter have for humans?

Accepted Answer

A)  We cannot create energy because it is neither created nor destroyed. 
B)  As matter is recycled it loses some of its integrity so we need to be careful when we dispose of goods. 
C)  Natural resources are unlimited because they are used and reused by living organisms. 
D)  Disposable goods are not going "away" when we throw them out. 
E)  All of these are implications of the law of conservation of matter. 
A)  We cannot create energy because it is neither created nor destroyed. 
B)  As matter is recycled it loses some of its integrity so we need to be careful when we dispose of goods. 
C)  Natural resources are unlimited because they are used and reused by living organisms. 
D)  Disposable goods are not going "away" when we throw them out. 
E)  All of these are implications of the law of conservation of matter.

Question 10

Primary consumers are also known as

Accepted Answer

A)  carnivores. 
B)  scavengers. 
C)  decomposers. 
D)  herbivores. 
E)  top carnivores 
A)  carnivores. 
B)  scavengers. 
C)  decomposers. 
D)  herbivores. 
E)  top carnivores

Question 11

How do the organisms living around Yellowstone's hot springs get energy?

Accepted Answer

A)  By eating alga. 
B)  From the heat in the hot spring. 
C)  From photosynthesis. 
D)  From chemosynthesis. 
E)  No organisms can live at the depths of black smokers. 
A)  By eating alga. 
B)  From the heat in the hot spring. 
C)  From photosynthesis. 
D)  From chemosynthesis. 
E)  No organisms can live at the depths of black smokers.

Question 12

Which of the following is not a molecule?

Accepted Answer

A)  O3 
B)  O2 
C)  C 
D)  DNA 
E)  H2O 
A)  O3 
B)  O2 
C)  C 
D)  DNA 
E)  H2O

Question 13

Which is not a characteristic of acids?

Accepted Answer

A)  They readily give up hydrogen ions. 
B)  They have a pH of less than 7. 
C)  They react easily with living tissue. 
D)  They react easily with nonliving minerals. 
E)  All of these are characteristic of acids. 
A)  They readily give up hydrogen ions. 
B)  They have a pH of less than 7. 
C)  They react easily with living tissue. 
D)  They react easily with nonliving minerals. 
E)  All of these are characteristic of acids.

Question 14

An ecosystem consists of

Accepted Answer

A)  a physical environment within which a biological community lives. 
B)  the species with which a biological community interacts. 
C)  a biological community and its physical environment. 
D)  the primary producers within a biological community. 
E)  all the species in a biological community. 
A)  a physical environment within which a biological community lives. 
B)  the species with which a biological community interacts. 
C)  a biological community and its physical environment. 
D)  the primary producers within a biological community. 
E)  all the species in a biological community.

Question 15

Which of the following statements would change this into a true statement: "Most, but not all, living organisms are made up of organic compounds"?

Accepted Answer

A)  All living organisms are made up of organic compounds. 
B)  All living organisms are made up of inorganic compounds. 
C)  Most, but not all, living organisms are made up of inorganic compounds. 
D)  Most, but not all, living organisms are made up of organic elements. 
E)  Most, but not all, living organisms are made up of inorganic elements. 
A)  All living organisms are made up of organic compounds. 
B)  All living organisms are made up of inorganic compounds. 
C)  Most, but not all, living organisms are made up of inorganic compounds. 
D)  Most, but not all, living organisms are made up of organic elements. 
E)  Most, but not all, living organisms are made up of inorganic elements.

Question 16

Based on what you know of photosynthesis, what effect would clearcutting of large forests have on the amount of carbon dioxide in the atmosphere?

Accepted Answer

A)  It would increase the level of carbon dioxide since less photosynthesis would be taking place. 
B)  The amount of carbon dioxide would be decreased since the trees would no longer be living. 
C)  There would be no change in carbon dioxide levels since humans put carbon dioxide into the atmosphere by burning fossil fuels. 
D)  The amount of carbon dioxide would be the same since the reaction rates of photosynthesis and respiration are equal. 
A)  It would increase the level of carbon dioxide since less photosynthesis would be taking place. 
B)  The amount of carbon dioxide would be decreased since the trees would no longer be living. 
C)  There would be no change in carbon dioxide levels since humans put carbon dioxide into the atmosphere by burning fossil fuels. 
D)  The amount of carbon dioxide would be the same since the reaction rates of photosynthesis and respiration are equal.

Question 17

All members of a species that live in the same area at the same time make up a(an)

Accepted Answer

A)  species. 
B)  ecosystem. 
C)  community. 
D)  population. 
E)  biome. 
A)  species. 
B)  ecosystem. 
C)  community. 
D)  population. 
E)  biome.

Question 18

The law of conservation of matter tells us that matter

Accepted Answer

A)  can never be reused. 
B)  needs to be conserved or it will not be available for future generations. 
C)  can be destroyed. 
D)  can be conserved by some adaptive strategies. 
E)  is used repeatedly. 
A)  can never be reused. 
B)  needs to be conserved or it will not be available for future generations. 
C)  can be destroyed. 
D)  can be conserved by some adaptive strategies. 
E)  is used repeatedly.

Question 19

Energy is the ability to

Accepted Answer

A)  move objects. 
B)  become heated. 
C)  transfer heat from one object to another. 
D)  All of these are true. 
E)  Both move objects and transfer heat from one object to another are true. 
A)  move objects. 
B)  become heated. 
C)  transfer heat from one object to another. 
D)  All of these are true. 
E)  Both move objects and transfer heat from one object to another are true.

Question 20

A biological community consists of all

Accepted Answer

A)  populations living and interacting in an area. 
B)  members of a species living in the same area. 
C)  living things on Earth. 
D)  populations of a given species. 
E)  members of a species living in the same biome. 
A)  populations living and interacting in an area. 
B)  members of a species living in the same area. 
C)  living things on Earth. 
D)  populations of a given species. 
E)  members of a species living in the same biome.

Which biogeochemical cycle lacks an atmospheric component?

Photosynthesis is the process of converting into energy.

Which is the best example of a closed system?

Photosynthesis is a step in the global nitrogen cycle.

Humans alter the sulfur cycle by

The process of photosynthesis and cellular respiration are similar in that they both

Nitrogen is an essential component of amino acids and proteins.

Water expands when it crystallizes and freezes.

What implication(s) does the law of conservation of matter have for humans?

Primary consumers are also known as

How do the organisms living around Yellowstone's hot springs get energy?

Which of the following is not a molecule?

Which is not a characteristic of acids?

An ecosystem consists of

Which of the following statements would change this into a true statement: "Most, but not all, living organisms are made up of organic compounds"?

Based on what you know of photosynthesis, what effect would clearcutting of large forests have on the amount of carbon dioxide in the atmosphere?

All members of a species that live in the same area at the same time make up a(an)

The law of conservation of matter tells us that matter

Energy is the ability to

A biological community consists of all

Understanding Our Environment

Evolution, Species Interactions, and Biological Communities

Human Populations

Biomes and Biodiversity

Environmental Conservation: Forests, Grasslands, Parks, and Nature Preserves

Food and Agriculture

Environmental Health and Toxicology

Climate

Air Pollution

Water: Resources and Pollution

Environmental Geology and Earth Resources

Energy

Solid and Hazardous Waste

Economics and Urbanization

Environmental Policy and Sustainability

Filters

Exam 2: Environmental Systems: Matter and Energy of Life

Which biogeochemical cycle lacks an atmospheric component?

Photosynthesis is the process of converting __________ into __________ energy.

Which is the best example of a closed system?

Photosynthesis is a step in the global nitrogen cycle.

Humans alter the sulfur cycle by

The process of photosynthesis and cellular respiration are similar in that they both

Nitrogen is an essential component of amino acids and proteins.

Water expands when it crystallizes and freezes.

What implication(s) does the law of conservation of matter have for humans?

Primary consumers are also known as

How do the organisms living around Yellowstone's hot springs get energy?

Which of the following is not a molecule?

Which is not a characteristic of acids?

An ecosystem consists of

Which of the following statements would change this into a true statement: "Most, but not all, living organisms are made up of organic compounds"?

Based on what you know of photosynthesis, what effect would clearcutting of large forests have on the amount of carbon dioxide in the atmosphere?

All members of a species that live in the same area at the same time make up a(an)

The law of conservation of matter tells us that matter

Energy is the ability to

A biological community consists of all

Understanding Our Environment

Evolution, Species Interactions, and Biological Communities

Human Populations

Biomes and Biodiversity

Environmental Conservation: Forests, Grasslands, Parks, and Nature Preserves

Food and Agriculture

Environmental Health and Toxicology

Climate

Air Pollution

Water: Resources and Pollution

Environmental Geology and Earth Resources

Energy

Solid and Hazardous Waste

Economics and Urbanization

Environmental Policy and Sustainability

Filters

Photosynthesis is the process of converting into energy.