Question 1

Humid tropical forests have extraordinary biological diversity

Accepted Answer

A) because of the very fertile tropical soils. 
B) because rainfall dissolves soil nutrients and makes them available to plants. 
C) because water is not a limiting factor. 
D) despite a complete absence of nutrients in the environment. 
E) despite the poor,weathered soils. 
A) because of the very fertile tropical soils. 
B) because rainfall dissolves soil nutrients and makes them available to plants. 
C) because water is not a limiting factor. 
D) despite a complete absence of nutrients in the environment. 
E) despite the poor,weathered soils.

Question 2

The giant panda is considered to be a ________ species.

Accepted Answer

A) keystone 
B) umbrella 
C) flagship 
D) indicator 
E) principal 
A) keystone 
B) umbrella 
C) flagship 
D) indicator 
E) principal

Question 3

How is a swamp different from a marsh?

Accepted Answer

A) Swamps have trees,while marshes do not. 
B) Marshes are freshwater while swamps are salt water. 
C) Swamps have low productivity,while marshes have high productivity. 
D) Swamps have water saturated ground composed of peat,while marshes have low productivity. 
E) Swamps have high productivity,while marshes have low productivity. 
A) Swamps have trees,while marshes do not. 
B) Marshes are freshwater while swamps are salt water. 
C) Swamps have low productivity,while marshes have high productivity. 
D) Swamps have water saturated ground composed of peat,while marshes have low productivity. 
E) Swamps have high productivity,while marshes have low productivity.

Question 4

The main reason that there are relatively few invertebrates categorized as endangered species is because

Accepted Answer

A) we consider other groups,such as mammals,to be more interesting and desirable. 
B) worldwide there are relatively few invertebrates when compared to plants. 
C) it is extremely difficult to identify and count invertebrates. 
D) Since there are 532 invertebrates considered endangered,none of these are true. 
E) invertebrates are more numerous and the relative percentages are similar. 
A) we consider other groups,such as mammals,to be more interesting and desirable. 
B) worldwide there are relatively few invertebrates when compared to plants. 
C) it is extremely difficult to identify and count invertebrates. 
D) Since there are 532 invertebrates considered endangered,none of these are true. 
E) invertebrates are more numerous and the relative percentages are similar.

Question 5

We are usually referring to species diversity when we talk about biodiversity.However,genetic diversity is also important to ecological systems because diverse genes

Accepted Answer

A) increase the efficiency and productivity of a system because all niches are filled. 
B) allow an individual organism to adapt to its changing environment. 
C) are necessary for a population to evolve in a changing environment. 
D) lead to diverse ecological processes in a biological community. 
E) are important for a balanced ecosystem. 
A) increase the efficiency and productivity of a system because all niches are filled. 
B) allow an individual organism to adapt to its changing environment. 
C) are necessary for a population to evolve in a changing environment. 
D) lead to diverse ecological processes in a biological community. 
E) are important for a balanced ecosystem.

Humid tropical forests have extraordinary biological diversity

The giant panda is considered to be a ________ species.

How is a swamp different from a marsh?

The main reason that there are relatively few invertebrates categorized as endangered species is because

We are usually referring to species diversity when we talk about biodiversity.However,genetic diversity is also important to ecological systems because diverse genes

Understanding Our Environment

Environmental Systems: Matter,energy,and Life

Evolution,species Interactions,and Biological Communities

Human Populations

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 5: Biomes and Biodiversity

Humid tropical forests have extraordinary biological diversity

The giant panda is considered to be a ________ species.

How is a swamp different from a marsh?

The main reason that there are relatively few invertebrates categorized as endangered species is because

We are usually referring to species diversity when we talk about biodiversity.However,genetic diversity is also important to ecological systems because diverse genes

Understanding Our Environment

Environmental Systems: Matter,energy,and Life

Evolution,species Interactions,and Biological Communities

Human Populations

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