Question 1

A feedback loop that mitigates existing change is a ________.

Accepted Answer

A)  neutral feedback loop 
B)  positive feedback loop 
C)  negative feedback loop 
A)  neutral feedback loop 
B)  positive feedback loop 
C)  negative feedback loop

Question 2

The Cambrian era is known for ________.

Accepted Answer

A)  unicellular life 
B)  blue-green algae 
C)  flourishing of multicellular species 
D)  bacteria 
A)  unicellular life 
B)  blue-green algae 
C)  flourishing of multicellular species 
D)  bacteria

Question 3

Outline the impacts of one invasive alien species in Canada.

Accepted Answer

The text discusses knapweed, c

Question 4

What is an edaphic climax and why has it occurred on Table Mountain, Newfoundland?

Accepted Answer

In an edaphic climax, factors such as so

Question 5

Ecosystem change can be caused by ________.

Accepted Answer

A)  climate change under natural conditions 
B)  rapid climate change due to greenhouse gases 
C)  rapid changes, such as forest fires 
D)  All of the above 
A)  climate change under natural conditions 
B)  rapid climate change due to greenhouse gases 
C)  rapid changes, such as forest fires 
D)  All of the above

Question 6

According to the text, ________ proportion of species in Canada are now alien?

Accepted Answer

A)  12 per cent 
B)  7 per cent 
C)  19 per cent 
D)  3 per cent 
A)  12 per cent 
B)  7 per cent 
C)  19 per cent 
D)  3 per cent

Question 7

Extinction is the opposite of evolution.

Accepted Answer

A) True 
 B)False

Question 8

The richer zones that occur between communities and have the highest species diversity are known as ________.

Accepted Answer

A)  ecotones 
B)  seral stages 
C)  biomes 
D)  climax zones 
A)  ecotones 
B)  seral stages 
C)  biomes 
D)  climax zones

Question 9

The process of extinction tends to be ________.

Accepted Answer

A)  more impactful on larger species, with smaller species rarely being affected 
B)  a constant process 
C)  relatively sudden and results in catastrophic changes 
D)  a more recent occurrence on Earth 
A)  more impactful on larger species, with smaller species rarely being affected 
B)  a constant process 
C)  relatively sudden and results in catastrophic changes 
D)  a more recent occurrence on Earth

Question 10

Areas where underlying geology is more important than climate in determining plant cover are ________.

Accepted Answer

A)  fire driven 
B)  edaphically driven 
C)  detritally driven 
D)  rainfall driven 
A)  fire driven 
B)  edaphically driven 
C)  detritally driven 
D)  rainfall driven

Question 11

Many of the most serious invasions of alien species are in aquatic ecosystems.

Accepted Answer

A) True 
 B)False

Question 12

Differentiate between coevolution and speciation.

Accepted Answer

Coevolution occurs between two different

Question 13

What is carrying capacity, and how does it affect population growth?

Accepted Answer

Carrying capacity is the ability of an e

Question 14

Evolution illustrates the benefits of larger, stronger, more complex organisms over smaller, simpler ones.

Accepted Answer

A) True 
 B)False

Question 15

K-strategists ________.

Accepted Answer

A)  have a low level of parental care 
B)  produce few offspring 
C)  live in unpredictable environments 
D)  reproduce at an early age 
A)  have a low level of parental care 
B)  produce few offspring 
C)  live in unpredictable environments 
D)  reproduce at an early age

Question 16

Phenology refers to ________.

Accepted Answer

A)  the atmospheric circulation patterns that influence precipitation levels 
B)  the study of Phenol, a form of acid, and the impacts this has on ecosystems 
C)  the ways in which climate affects the seasonal patterns of plants and animals 
D)  the reproductive strategies used by different species 
A)  the atmospheric circulation patterns that influence precipitation levels 
B)  the study of Phenol, a form of acid, and the impacts this has on ecosystems 
C)  the ways in which climate affects the seasonal patterns of plants and animals 
D)  the reproductive strategies used by different species

Question 17

Serpentine is ________.

Accepted Answer

A)  a region in the deep ocean 
B)  a type of forest 
C)  a mountain biome 
D)  a type of bedrock 
A)  a region in the deep ocean 
B)  a type of forest 
C)  a mountain biome 
D)  a type of bedrock

Question 18

The primary goal of rewilding is to ________.

Accepted Answer

A)  bring extinct species back to life using clonal technologies 
B)  restore the ecological processes that underlie natural systems 
C)  remove alien species from ecosystems 
D)  reintroduce a species that is only found in captivity 
A)  bring extinct species back to life using clonal technologies 
B)  restore the ecological processes that underlie natural systems 
C)  remove alien species from ecosystems 
D)  reintroduce a species that is only found in captivity

Question 19

________ is population growth factor.

Accepted Answer

A)  Birth rate 
B)  The ability to migrate to new habitats 
C)  The presence of competitors 
D)  All of the above 
A)  Birth rate 
B)  The ability to migrate to new habitats 
C)  The presence of competitors 
D)  All of the above

Question 20

The process by which new species are formed when a part of a population adapts to a new food source is called ________.

Accepted Answer

A)  genetic radiation 
B)  co-evolution 
C)  adaptive radiation 
D)  contemporary evolution 
A)  genetic radiation 
B)  co-evolution 
C)  adaptive radiation 
D)  contemporary evolution

A feedback loop that mitigates existing change is a ________.

The Cambrian era is known for ________.

Outline the impacts of one invasive alien species in Canada.

What is an edaphic climax and why has it occurred on Table Mountain, Newfoundland?

Ecosystem change can be caused by ________.

According to the text, ________ proportion of species in Canada are now alien?

Extinction is the opposite of evolution.

The richer zones that occur between communities and have the highest species diversity are known as ________.

The process of extinction tends to be ________.

Areas where underlying geology is more important than climate in determining plant cover are ________.

Many of the most serious invasions of alien species are in aquatic ecosystems.

Differentiate between coevolution and speciation.

What is carrying capacity, and how does it affect population growth?

Evolution illustrates the benefits of larger, stronger, more complex organisms over smaller, simpler ones.

K-strategists ________.

Phenology refers to ________.

Serpentine is ________.

The primary goal of rewilding is to ________.

________ is population growth factor.

The process by which new species are formed when a part of a population adapts to a new food source is called ________.

Environment, Resources, and Society

Responding to Global Environmental Change

Energy Flows and Ecosystems

Ecosystems and Matter Cycling

Planning and Management Perspectives

Planning and Management: Processes and Methods

Climate Change

Oceans and Fisheries

Forests

Agriculture

Water

Minerals and Energy

Urban Environmental Management

Endangered Species and Protected Areas

Filters

Exam 4: Ecosystems Are Dynamic

A feedback loop that mitigates existing change is a ________.

The Cambrian era is known for ________.

Outline the impacts of one invasive alien species in Canada.

What is an edaphic climax and why has it occurred on Table Mountain, Newfoundland?

Ecosystem change can be caused by ________.

According to the text, ________ proportion of species in Canada are now alien?

Extinction is the opposite of evolution.

The richer zones that occur between communities and have the highest species diversity are known as ________.

The process of extinction tends to be ________.

Areas where underlying geology is more important than climate in determining plant cover are ________.

Many of the most serious invasions of alien species are in aquatic ecosystems.

Differentiate between coevolution and speciation.

What is carrying capacity, and how does it affect population growth?

Evolution illustrates the benefits of larger, stronger, more complex organisms over smaller, simpler ones.

K-strategists ________.

Phenology refers to ________.

Serpentine is ________.

The primary goal of rewilding is to ________.

________ is population growth factor.

The process by which new species are formed when a part of a population adapts to a new food source is called ________.

Environment, Resources, and Society

Responding to Global Environmental Change

Energy Flows and Ecosystems

Ecosystems and Matter Cycling

Planning and Management Perspectives

Planning and Management: Processes and Methods

Climate Change

Oceans and Fisheries

Forests

Agriculture

Water

Minerals and Energy

Urban Environmental Management

Endangered Species and Protected Areas

Filters