Question 1

The main reason for the current high rate of animal extinctions is

Accepted Answer

A) uncontrolled sport hunting in the developed world. 
B) commercial harvesting of wildlife in Africa. 
C) drought conditions caused by the greenhouse effect. 
D) habitat destruction worldwide. 
E) None of these by themselves cause high rates of animal extinctions,but together they combine to cause high rates. 
A) uncontrolled sport hunting in the developed world. 
B) commercial harvesting of wildlife in Africa. 
C) drought conditions caused by the greenhouse effect. 
D) habitat destruction worldwide. 
E) None of these by themselves cause high rates of animal extinctions,but together they combine to cause high rates. D

Question 2

A/an ________ species is one that requires a large area of generally undisturbed habitat to maintain viable populations.By saving this habitat,many other species benefit.

Accepted Answer

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

Question 3

This biome occurs at mid-latitudes and is characterized by cold winters and warm summers.There are few forests,but have grasses with deep roots that help to build soil.

Accepted Answer

A) temperate grasslands 
B) temperate rainforests 
C) deserts 
D) temperate deciduous forest 
E) tundra 
A) temperate grasslands 
B) temperate rainforests 
C) deserts 
D) temperate deciduous forest 
E) tundra A

Question 4

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.

Question 5

This biome is characterized by permanently frozen soil.

Accepted Answer

A) tundra 
B) boreal forest 
C) temperate rainforest 
D) temperate deciduous forest 
E) cold desert 
A) tundra 
B) boreal forest 
C) temperate rainforest 
D) temperate deciduous forest 
E) cold desert

Question 6

Which of the following is not a benefit of high biodiversity?

Accepted Answer

A) aesthetic and cultural value 
B) potential medicinal value 
C) potential sources of food 
D) ecological value 
E) production of carbon dioxide 
A) aesthetic and cultural value 
B) potential medicinal value 
C) potential sources of food 
D) ecological value 
E) production of carbon dioxide

Question 7

Most of the species that are yet undiscovered are probably

Accepted Answer

A) mammals and reptiles. 
B) birds and fish. 
C) fungi. 
D) invertebrates. 
E) multicellular plants. 
A) mammals and reptiles. 
B) birds and fish. 
C) fungi. 
D) invertebrates. 
E) multicellular plants.

Question 8

Use the following graph to answer the questions.  
-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 9

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 10

Estuaries contain a mix of fresh and salt water.

Accepted Answer

A) True 
 B)False

Question 11

Use the following graph to answer the questions.  
-Desert 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 12

Habitat fragmentation usually leads to a(n)

Accepted Answer

A) decrease in biodiversity. 
B) reduction in the number of introduced species. 
C) increase in biodiversity due to the isolated populations. 
D) increase in the number of introduced species. 
E) more stable environment. 
A) decrease in biodiversity. 
B) reduction in the number of introduced species. 
C) increase in biodiversity due to the isolated populations. 
D) increase in the number of introduced species. 
E) more stable environment.

Question 13

Use the following graph to answer the questions.  
-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 14

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.

Question 15

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 16

Tuna and great white sharks would be found within the

Accepted Answer

A) benthic zone. 
B) littoral zone. 
C) pelagic zone. 
D) hadal zone. 
A) benthic zone. 
B) littoral zone. 
C) pelagic zone. 
D) hadal zone.

Question 17

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 18

Approximately how many species have been identified on Earth?

Accepted Answer

A) about 500,000 
B) a little less than 1 million 
C) about 1.5 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 1.5 million 
D) a little more than 10 million 
E) about 30 million

Question 19

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 20

Zebra mussels are a mussel species from Japan that was introduced without negative consequences into the United States to improve water quality.

Accepted Answer

A) True 
 B)False

The main reason for the current high rate of animal extinctions is

A/an ________ species is one that requires a large area of generally undisturbed habitat to maintain viable populations.By saving this habitat,many other species benefit.

This biome occurs at mid-latitudes and is characterized by cold winters and warm summers.There are few forests,but have grasses with deep roots that help to build soil.

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

This biome is characterized by permanently frozen soil.

Which of the following is not a benefit of high biodiversity?

Most of the species that are yet undiscovered are probably

What is unique about the Mediterranean climate area biome?

Estuaries contain a mix of fresh and salt water.

Use the following graph to answer the questions. -Desert biomes would fall in the area marked by the letter

Habitat fragmentation usually leads to a(n)

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

Historically,the greatest threat to grasslands has been

What biome is characterized by moderate temperatures and abundant precipitation?

Tuna and great white sharks would be found within the

The location of specific biomes can be predicted based on

Approximately how many species have been identified on Earth?

The total number of living species is probably

Zebra mussels are a mussel species from Japan that was introduced without negative consequences into the United States to improve water quality.

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

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Exam 5: Biomes and Biodiversity

The main reason for the current high rate of animal extinctions is

A/an ________ species is one that requires a large area of generally undisturbed habitat to maintain viable populations.By saving this habitat,many other species benefit.

This biome occurs at mid-latitudes and is characterized by cold winters and warm summers.There are few forests,but have grasses with deep roots that help to build soil.

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

This biome is characterized by permanently frozen soil.

Which of the following is not a benefit of high biodiversity?

Most of the species that are yet undiscovered are probably

What is unique about the Mediterranean climate area biome?

Estuaries contain a mix of fresh and salt water.

Use the following graph to answer the questions. -Desert biomes would fall in the area marked by the letter

Habitat fragmentation usually leads to a(n)

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

Historically,the greatest threat to grasslands has been

What biome is characterized by moderate temperatures and abundant precipitation?

Tuna and great white sharks would be found within the

The location of specific biomes can be predicted based on

Approximately how many species have been identified on Earth?

The total number of living species is probably

Zebra mussels are a mussel species from Japan that was introduced without negative consequences into the United States to improve water quality.

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