Question 1

Estuaries contain a mix of fresh and salt water.

Accepted Answer

A) True 
 B)False  True

Question 2

Historically, the greatest threat to grasslands has been

Accepted Answer

A)  damage by off-road vehicles. 
B)  air pollution. 
C)  conversion to farmland. 
D)  global climate change. 
E)  mineral extraction. 
A)  damage by off-road vehicles. 
B)  air pollution. 
C)  conversion to farmland. 
D)  global climate change. 
E)  mineral extraction. C

Question 3

In contrast with the ______________, the soil of the ______________ is more nutrient-rich and this type of biome has fewer insects, parasites, and fungal diseases. Therefore, in many places, these areas are highly endangered.

Accepted Answer

A)  temperate grasslands; tropical seasonal forest 
B)  tropical rainforest; tropical seasonal forest 
C)  tundra; boreal forests 
D)  tropical seasonal forest; tropical rainforest 
E)  boreal forests; tundra 
A)  temperate grasslands; tropical seasonal forest 
B)  tropical rainforest; tropical seasonal forest 
C)  tundra; boreal forests 
D)  tropical seasonal forest; tropical rainforest 
E)  boreal forests; tundra B

Question 4

The location of specific biomes can be predicted based on

Accepted Answer

A)  the Coriolis Effect. 
B)  the Second Law of Thermodynamics. 
C)  precipitation and temperature. 
D)  seasonal variations in sunspots. 
E)  large landforms in the area. 
A)  the Coriolis Effect. 
B)  the Second Law of Thermodynamics. 
C)  precipitation and temperature. 
D)  seasonal variations in sunspots. 
E)  large landforms in the area.

Question 5

What biome is characterized by moderate temperatures and abundant precipitation?

Accepted Answer

A)  chaparral 
B)  tropical rainforest 
C)  temperate rainforest 
D)  taiga 
E)  No biome has moderate temperatures and abundant precipitation. 
A)  chaparral 
B)  tropical rainforest 
C)  temperate rainforest 
D)  taiga 
E)  No biome has moderate temperatures and abundant precipitation.

Question 6

You have just been beamed into a biome that has relatively stable temperatures and abundant rainfall. Along with your laser gun, your compass, and rain poncho, you have a graph of precipitation and temperature similar to the one above. Which letter marks the area you are in?

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 7

The objective of a species recovery plan is to

Accepted Answer

A)  interbreed threatened species with common species. 
B)  increase an endangered species population until it is no longer endangered. 
C)  invest corporate capital in species maintenance. 
D)  study the species for a better understanding of its role in the biological community. 
E)  protect the species to aid other organisms and resources in the ecosystem. 
A)  interbreed threatened species with common species. 
B)  increase an endangered species population until it is no longer endangered. 
C)  invest corporate capital in species maintenance. 
D)  study the species for a better understanding of its role in the biological community. 
E)  protect the species to aid other organisms and resources in the ecosystem.

Question 8

Use the following graph to answer the question.
  
-Temperate forest biomes would fall in the area marked by the letter

Accepted Answer

A)  A 
B)  B 
C)  C 
D)  D 
E)  E 
A)  A 
B)  B 
C)  C 
D)  D 
E)  E

Question 9

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 10

Which of the following is true?

Accepted Answer

A)  Humans may have been causing extinctions thousands of years ago, but our impact has recently increased. 
B)  Humans are responsible for many of the mass extinctions in the geologic record. 
C)  Humans only began causing extinctions in the past 150 years. 
D)  Humans have never had significant impact on species extinctions until the past four decades. 
E)  Humans have been causing extinctions for thousands of years and we are still causing extinctions at about the same rate. 
A)  Humans may have been causing extinctions thousands of years ago, but our impact has recently increased. 
B)  Humans are responsible for many of the mass extinctions in the geologic record. 
C)  Humans only began causing extinctions in the past 150 years. 
D)  Humans have never had significant impact on species extinctions until the past four decades. 
E)  Humans have been causing extinctions for thousands of years and we are still causing extinctions at about the same rate.

Question 11

The total number of living species is probably

Accepted Answer

A)  about 450,000. 
B)  between 500,000 and 1 million. 
C)  between 3 million and 50 million. 
D)  between 75 and 95 million. 
E)  at least 300 million. 
A)  about 450,000. 
B)  between 500,000 and 1 million. 
C)  between 3 million and 50 million. 
D)  between 75 and 95 million. 
E)  at least 300 million.

Question 12

The primary difference between a bog and a fen is

Accepted Answer

A)  fens are fed by groundwater, bogs are fed by rainfall. 
B)  fens have many trees, bogs have none. 
C)  fens are always on the coast, bogs are inland. 
D)  All of these are differences between fens and bogs. 
E)  There are no differences between fens and bogs, they are synonymous. 
A)  fens are fed by groundwater, bogs are fed by rainfall. 
B)  fens have many trees, bogs have none. 
C)  fens are always on the coast, bogs are inland. 
D)  All of these are differences between fens and bogs. 
E)  There are no differences between fens and bogs, they are synonymous.

Question 13

Approximately how many species have been identified on Earth?

Accepted Answer

A)  about 500,000 
B)  a little less than 1 million 
C)  about 1.7 million 
D)  a little more than 10 million 
E)  about 30 million 
A)  about 500,000 
B)  a little less than 1 million 
C)  about 1.7 million 
D)  a little more than 10 million 
E)  about 30 million

Question 14

Tropical moist forests have high species diversity because they have highly developed, diverse niche opportunities and habitats.

Accepted Answer

A) True 
 B)False

Question 15

Which of the following statements about trade in endangered species is false?

Accepted Answer

A)  The principal importers of endangered species are developed countries. 
B)  Overharvesting affects animals more than plants. 
C)  People who say they are animal lovers are the main contributors to the trade. 
D)  The principal exporters of endangered species are developing countries. 
E)  None of these statements are false. 
A)  The principal importers of endangered species are developed countries. 
B)  Overharvesting affects animals more than plants. 
C)  People who say they are animal lovers are the main contributors to the trade. 
D)  The principal exporters of endangered species are developing countries. 
E)  None of these statements are false.

Question 16

Species diversity is most concentrated in

Accepted Answer

A)  North America and Europe. 
B)  South America, Africa, and Southeast Asia. 
C)  South Africa, Australia, and Europe. 
D)  Oceania, East Asia, and Antarctica. 
E)  North America, South America, and Africa 
A)  North America and Europe. 
B)  South America, Africa, and Southeast Asia. 
C)  South Africa, Australia, and Europe. 
D)  Oceania, East Asia, and Antarctica. 
E)  North America, South America, and Africa

Question 17

What is unique about the Mediterranean climate area biome?

Accepted Answer

A)  It is a highly desirable place to live. 
B)  It is only found in the Mediterranean area. 
C)  It has very poor soil but supports an extremely diverse array of species. 
D)  It has a large total area. 
E)  It contains a high number of unique species. 
A)  It is a highly desirable place to live. 
B)  It is only found in the Mediterranean area. 
C)  It has very poor soil but supports an extremely diverse array of species. 
D)  It has a large total area. 
E)  It contains a high number of unique species.

Question 18

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.

Question 19

In terms of species diversity and complexity, a coral reef would be similar to which terrestrial biome?

Accepted Answer

A)  Savannah 
B)  Arctic tundra 
C)  Tropical rainforest 
D)  Chaparral 
A)  Savannah 
B)  Arctic tundra 
C)  Tropical rainforest 
D)  Chaparral

Question 20

One biome type that has not been as badly threatened as other biomes is

Accepted Answer

A)  arctic tundra. 
B)  tropical rainforests. 
C)  grasslands. 
D)  temperate forests. 
E)  southern pine forests. 
A)  arctic tundra. 
B)  tropical rainforests. 
C)  grasslands. 
D)  temperate forests. 
E)  southern pine forests.

Estuaries contain a mix of fresh and salt water.

Historically, the greatest threat to grasslands has been

In contrast with the , the soil of the is more nutrient-rich and this type of biome has fewer insects, parasites, and fungal diseases. Therefore, in many places, these areas are highly endangered.

The location of specific biomes can be predicted based on

What biome is characterized by moderate temperatures and abundant precipitation?

You have just been beamed into a biome that has relatively stable temperatures and abundant rainfall. Along with your laser gun, your compass, and rain poncho, you have a graph of precipitation and temperature similar to the one above. Which letter marks the area you are in?

The objective of a species recovery plan is to

Use the following graph to answer the question. -Temperate forest biomes would fall in the area marked by the letter

Humid tropical forests have extraordinary biological diversity

Which of the following is true?

The total number of living species is probably

The primary difference between a bog and a fen is

Approximately how many species have been identified on Earth?

Tropical moist forests have high species diversity because they have highly developed, diverse niche opportunities and habitats.

Which of the following statements about trade in endangered species is false?

Species diversity is most concentrated in

What is unique about the Mediterranean climate area biome?

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

In terms of species diversity and complexity, a coral reef would be similar to which terrestrial biome?

One biome type that has not been as badly threatened as other biomes is

Understanding Our Environment

Environmental Systems: Connections, Cycles, Flows and Feedback Loops

Evolution, Species Interactions, and Biological Communities

Human Populations

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 5: Biomes and Biodiversity

Estuaries contain a mix of fresh and salt water.

Historically, the greatest threat to grasslands has been

In contrast with the ______________, the soil of the ______________ is more nutrient-rich and this type of biome has fewer insects, parasites, and fungal diseases. Therefore, in many places, these areas are highly endangered.

The location of specific biomes can be predicted based on

What biome is characterized by moderate temperatures and abundant precipitation?

You have just been beamed into a biome that has relatively stable temperatures and abundant rainfall. Along with your laser gun, your compass, and rain poncho, you have a graph of precipitation and temperature similar to the one above. Which letter marks the area you are in?

The objective of a species recovery plan is to

Use the following graph to answer the question. -Temperate forest biomes would fall in the area marked by the letter

Humid tropical forests have extraordinary biological diversity

Which of the following is true?

The total number of living species is probably

The primary difference between a bog and a fen is

Approximately how many species have been identified on Earth?

Tropical moist forests have high species diversity because they have highly developed, diverse niche opportunities and habitats.

Which of the following statements about trade in endangered species is false?

Species diversity is most concentrated in

What is unique about the Mediterranean climate area biome?

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

In terms of species diversity and complexity, a coral reef would be similar to which terrestrial biome?

One biome type that has not been as badly threatened as other biomes is

Understanding Our Environment

Environmental Systems: Connections, Cycles, Flows and Feedback Loops

Evolution, Species Interactions, and Biological Communities

Human Populations

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

In contrast with the , the soil of the is more nutrient-rich and this type of biome has fewer insects, parasites, and fungal diseases. Therefore, in many places, these areas are highly endangered.