Question 1

The Klamath-Siskiyou forest in southwestern Oregon is endangered due to

Accepted Answer

A)  logging. 
B)  over-predation. 
C)  plant diseases. 
D)  introduced species. 
E)  more than one of these. 
A)  logging. 
B)  over-predation. 
C)  plant diseases. 
D)  introduced species. 
E)  more than one of these.

Question 2

Which biome is generally found between the polar ice cap and boreal forests?

Accepted Answer

A)  desert 
B)  taiga 
C)  grassland 
D)  estuary 
E)  tundra 
A)  desert 
B)  taiga 
C)  grassland 
D)  estuary 
E)  tundra

Question 3

Classification.The statements ask about the various key features that can be used to identify a particular biome.Match each key feature with the appropriate biomes.
a.chaparral
b.tropical rainforest
c.temperate deciduous forest
d.boreal forest
e.tundra
f.desert
g.savanna
-youngest of all the biomes

Accepted Answer

The answer of Classification.The statements ask about the various key...

Question 4

What will the ozone layer absorb?

Accepted Answer

A)  heat 
B)  pollution 
C)  ultraviolet radiation 
D)  infrared radiation 
E)  oxygen 
A)  heat 
B)  pollution 
C)  ultraviolet radiation 
D)  infrared radiation 
E)  oxygen

Question 5

Which of the following species is NOT threatened or endangered?

Accepted Answer

A)  ivory-billed woodpecker 
B)  Western prairie orchid 
C)  Texas blind salamander 
D)  red imported fire ants 
E)  all of these species are threatened or endangered 
A)  ivory-billed woodpecker 
B)  Western prairie orchid 
C)  Texas blind salamander 
D)  red imported fire ants 
E)  all of these species are threatened or endangered

Question 6

The prime culprit that produces coral bleaching is

Accepted Answer

A)  fungal infections. 
B)  water levels changing. 
C)  salinity levels changing. 
D)  light levels changing. 
E)  temperature changes. 
A)  fungal infections. 
B)  water levels changing. 
C)  salinity levels changing. 
D)  light levels changing. 
E)  temperature changes.

Question 7

What are the primary producers associated with hydrothermal vents?

Accepted Answer

A)  dinoflagellates 
B)  archaea 
C)  red algae 
D)  diatoms 
E)  sea kelp 
A)  dinoflagellates 
B)  archaea 
C)  red algae 
D)  diatoms 
E)  sea kelp

Question 8

In which of the following ways is biodiversity declining?

Accepted Answer

A)  the genetic diversity component is declining 
B)  the species diversity component is declining 
C)  the ecosystem diversity component is declining 
D)  biodiversity is declining in all regions worldwide 
E)  all of these are ways in which biodiversity is declining 
A)  the genetic diversity component is declining 
B)  the species diversity component is declining 
C)  the ecosystem diversity component is declining 
D)  biodiversity is declining in all regions worldwide 
E)  all of these are ways in which biodiversity is declining

Question 9

Which of the following is a tree with needle-shaped leaves that are adaptations that minimize water loss?

Accepted Answer

A)  cacti 
B)  conifer 
C)  broadleaf evergreen 
D)  deciduous angiosperms 
E)  mesquite 
A)  cacti 
B)  conifer 
C)  broadleaf evergreen 
D)  deciduous angiosperms 
E)  mesquite

Question 10

Which of the following is the greatest threat to most species survival?

Accepted Answer

A)  overharvesting 
B)  pollution 
C)  habitat loss 
D)  oceanic desalinization 
E)  none of these is a threat to species survival 
A)  overharvesting 
B)  pollution 
C)  habitat loss 
D)  oceanic desalinization 
E)  none of these is a threat to species survival

Question 11

Promoting sustainability requires us to recognize the __________ of our lifestyle.

Accepted Answer

The answer of Promoting sustainability requires us to recognize the...

Question 12

As summer comes to the tundra,what will occur?

Accepted Answer

A)  A long growing season will begin. 
B)  The surface layer will thaw and pools of water will form. 
C)  The permafrost thaws out. 
D)  Birds will begin their southerly migration. 
E)  more than one of these. 
A)  A long growing season will begin. 
B)  The surface layer will thaw and pools of water will form. 
C)  The permafrost thaws out. 
D)  Birds will begin their southerly migration. 
E)  more than one of these.

Question 13

This aquatic ecosystem may include protists and bacteria as producers in a well-lit zone and detritus feeders in a deeper dark zone.

Accepted Answer

A)  estuary 
B)  stream 
C)  lake 
D)  coral reef 
E)  hydrothermal vent 
A)  estuary 
B)  stream 
C)  lake 
D)  coral reef 
E)  hydrothermal vent

Question 14

The distribution of major biomes is controlled mainly by

Accepted Answer

A)  ocean currents. 
B)  climate. 
C)  human manipulation. 
D)  longitude. 
E)  predator-prey relations. 
A)  ocean currents. 
B)  climate. 
C)  human manipulation. 
D)  longitude. 
E)  predator-prey relations.

Question 15

Name two factors that will influence the composition of aquatic communities.

Accepted Answer

temperature; salinit

Question 16

The increase of toxins as they move up through the food chain is called

Accepted Answer

A)  bioaccumulation. 
B)  eutrophication. 
C)  salinization. 
D)  escalization. 
E)  desertification. 
A)  bioaccumulation. 
B)  eutrophication. 
C)  salinization. 
D)  escalization. 
E)  desertification.

Question 17

Nonrenewable mineral resources are used in which of the following electronic devices?

Accepted Answer

A)  phones 
B)  computers 
C)  televisions 
D)  MP3 players 
E)  nonrenewable mineral resources are used in all of these electronic devices 
A)  phones 
B)  computers 
C)  televisions 
D)  MP3 players 
E)  nonrenewable mineral resources are used in all of these electronic devices

Question 18

Which of these is NOT a component of biodiversity?

Accepted Answer

A)  genetic diversity 
B)  species richness 
C)  ecosystem diversity 
D)  ecological footprints 
E)  more than one of these 
A)  genetic diversity 
B)  species richness 
C)  ecosystem diversity 
D)  ecological footprints 
E)  more than one of these

Question 19

How many land eco-regions have been identified by the World Wildlife Fund as top priorities for conservation efforts?

Accepted Answer

A)  123 
B)  167 
C)  456 
D)  579 
E)  867 
A)  123 
B)  167 
C)  456 
D)  579 
E)  867

Question 20

What are the results of an increase in global temperature?

Accepted Answer

A)  extreme amounts of rainfall 
B)  droughts followed by heavy rains 
C)  increased intensity of hurricanes 
D)  increase in sea level 
E)  all of these 
A)  extreme amounts of rainfall 
B)  droughts followed by heavy rains 
C)  increased intensity of hurricanes 
D)  increase in sea level 
E)  all of these

Exam 18: The Biosphere and Human Effects

The Klamath-Siskiyou forest in southwestern Oregon is endangered due to

Which biome is generally found between the polar ice cap and boreal forests?

Classification.The statements ask about the various key features that can be used to identify a particular biome.Match each key feature with the appropriate biomes. a.chaparral b.tropical rainforest c.temperate deciduous forest d.boreal forest e.tundra f.desert g.savanna -youngest of all the biomes

What will the ozone layer absorb?

Which of the following species is NOT threatened or endangered?

The prime culprit that produces coral bleaching is

What are the primary producers associated with hydrothermal vents?

In which of the following ways is biodiversity declining?

Which of the following is a tree with needle-shaped leaves that are adaptations that minimize water loss?

Which of the following is the greatest threat to most species survival?

Promoting sustainability requires us to recognize the __________ of our lifestyle.

As summer comes to the tundra,what will occur?

This aquatic ecosystem may include protists and bacteria as producers in a well-lit zone and detritus feeders in a deeper dark zone.

The distribution of major biomes is controlled mainly by

Name two factors that will influence the composition of aquatic communities.

The increase of toxins as they move up through the food chain is called

Nonrenewable mineral resources are used in which of the following electronic devices?

Which of these is NOT a component of biodiversity?

How many land eco-regions have been identified by the World Wildlife Fund as top priorities for conservation efforts?

What are the results of an increase in global temperature?

Invitation to Biology

Molecules of Life

Cell Structure

Energy and Metabolism

Capturing and Releasing Energy

DNA Structure and Function

Gene Expression and Control

How Cells Reproduce

Patterns of Inheritance

Biotechnology

Evidence of Evolution

Processes of Evolution

Early Life Forms and the Viruses

Plants and Fungi

Animal Evolution

Population Ecology

Communities and Ecosystems

Animal Tissues and Organs

How Animals Move

Circulation and Respiration

Immunity

Digestion and Excretion

Neural Control and the Senses

Endocrine Control

Reproduction and Development

Plant Form and Function

Plant Reproduction and Development

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