Question 1

Water expands when it crystallizes.

Accepted Answer

A) True 
 B)False

Question 2

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 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)  none of these are correct. 
A)  a space station 
B)  a forest 
C)  a hotel 
D)  a lake 
E)  none of these are correct.

Question 4

The process of cellular respiration

Accepted Answer

A)  helps primary producers store energy accumulated by chloroplasts. 
B)  releases energy from chemical bonds of molecules such as glucose. 
C)  eliminates the need for enzymes in metabolism. 
D)  does not occur in primary producers. 
E)  does not occur in detritivores. 
A)  helps primary producers store energy accumulated by chloroplasts. 
B)  releases energy from chemical bonds of molecules such as glucose. 
C)  eliminates the need for enzymes in metabolism. 
D)  does not occur in primary producers. 
E)  does not occur in detritivores.

Question 5

Energy enters a system as sunlight and a producer is able to produce 10 kilograms of tissue. If eaten, the producer would produce about ______ kilograms of consumer tissue that would provide about __________ kilograms of tissue for a secondary consumer.

Accepted Answer

A)  100; 10 
B)  10; 1 
C)  100; 1 
D)  1; 0.1 
E)  10; 0.1 
A)  100; 10 
B)  10; 1 
C)  100; 1 
D)  1; 0.1 
E)  10; 0.1

Question 6

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 7

Photosynthesis produces sugars from

Accepted Answer

A)  water, carbon dioxide, and energy. 
B)  water, other sugars, and oxygen. 
C)  oxygen, carbon dioxide, and water. 
D)  carbon dioxide, enzymes, and energy. 
E)  oxygen, water, and energy. 
A)  water, carbon dioxide, and energy. 
B)  water, other sugars, and oxygen. 
C)  oxygen, carbon dioxide, and water. 
D)  carbon dioxide, enzymes, and energy. 
E)  oxygen, water, and energy.

Question 8

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 9

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 10

The length and complexity of a food web in the Arctic would be ____________ when compared to one in the tropical rainforest.

Accepted Answer

A)  short and less complex 
B)  short and more complex 
C)  long and less complex 
D)  long and more complex 
E)  about the same 
A)  short and less complex 
B)  short and more complex 
C)  long and less complex 
D)  long and more complex 
E)  about the same

Question 11

_______________________ are characteristics of an entire system that are greater than the sum of its parts.

Accepted Answer

A)  Open systems 
B)  Closed systems 
C)  Disturbances 
D)  Emergent properties 
E)  Feedback loops 
A)  Open systems 
B)  Closed systems 
C)  Disturbances 
D)  Emergent properties 
E)  Feedback loops

Question 12

Potential energy is _______ energy.

Accepted Answer

A)  electrical 
B)  motion 
C)  stored 
D)  heat 
E)  latent 
A)  electrical 
B)  motion 
C)  stored 
D)  heat 
E)  latent

Question 13

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 14

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.

Water expands when it crystallizes.

Which is not a characteristic of acids?

Which is the best example of a closed system?

The process of cellular respiration

Energy enters a system as sunlight and a producer is able to produce 10 kilograms of tissue. If eaten, the producer would produce about kilograms of consumer tissue that would provide about ____ kilograms of tissue for a secondary consumer.

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

Photosynthesis produces sugars from

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

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

The length and complexity of a food web in the Arctic would be ____________ when compared to one in the tropical rainforest.

_______________________ are characteristics of an entire system that are greater than the sum of its parts.

Potential energy is _______ energy.

Which of the following is not a molecule?

Which biogeochemical cycle lacks an atmospheric component?

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

Air: Climate and 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: Connections, Cycles, Flows and Feedback Loops

Water expands when it crystallizes.

Which is not a characteristic of acids?

Which is the best example of a closed system?

The process of cellular respiration

Energy enters a system as sunlight and a producer is able to produce 10 kilograms of tissue. If eaten, the producer would produce about ______ kilograms of consumer tissue that would provide about __________ kilograms of tissue for a secondary consumer.

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

Photosynthesis produces sugars from

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

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

The length and complexity of a food web in the Arctic would be ____________ when compared to one in the tropical rainforest.

_______________________ are characteristics of an entire system that are greater than the sum of its parts.

Potential energy is _______ energy.

Which of the following is not a molecule?

Which biogeochemical cycle lacks an atmospheric component?

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

Air: Climate and Pollution

Water: Resources and Pollution

Environmental Geology and Earth Resources

Energy

Solid and Hazardous Waste

Economics and Urbanization

Environmental Policy and Sustainability

Filters

Energy enters a system as sunlight and a producer is able to produce 10 kilograms of tissue. If eaten, the producer would produce about kilograms of consumer tissue that would provide about ____ kilograms of tissue for a secondary consumer.