Question 1

Classification.Answer the following questions in reference to the four "habitat" items listed below.
a.habitat fragmentation
b.habitat island
c.habitat loss
d.habitat
-__________ species are likely to become endangered in the future.

Accepted Answer

The answer of Classification.Answer the following questions in reference to...

Question 2

Conservation biology includes

Accepted Answer

A)  a survey of biological diversity. 
B)  maintaining biodiversity to benefit human populations. 
C)  ecological considerations of diversity. 
D)  an effort to maintain biodiversity. 
E)  all of these.

Question 3

MATCHING
Matching.Choose the one most appropriate answer for each.
a.a reduction in suitable places to live
b.organisms that give an "early warning" signal of changes in biodiversity
c.new method of harvesting trees to preserve diversity
d.a field of research whose goal is conservation of biodiversity
e.species vulnerable to extinction
f.broad land or ocean region defined by climate, geography, and producers
g.ocean structure of amazing biological complexity
h.locations where species are in greatest danger of extinction
i.a national park is an example
j.
narrow corridor of vegetation along a stream or river
k.isolated patches of habitat;
-hot spot

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate answer for...

Question 4

One of the major causes of panda bears becoming endangered is

Accepted Answer

A)  habitat loss and fragmentation. 
B)  increasing the effects of chemical pollution. 
C)  a sexually transmitted disease that plagues the bears. 
D)  introduced exotic species into a habitat. 
E)  all of these.

Question 5

Which of the following is an example of an interacting effect causing a decline in a species?

Accepted Answer

A)  habitat loss of the polar bear 
B)  dodo birds being hunted by sailors 
C)  pollution buildup in the eggs of eagles 
D)  decline in buffalo causing a drop in native clover 
E)  all of these

Question 6

All of the following can contribute to desertification EXCEPT

Accepted Answer

A)  drought. 
B)  overplowing. 
C)  overgrazing. 
D)  natural fertilizer. 
E)  All of these can contribute to desertification.

Question 7

Classification.Answer the following questions in reference to the four "habitat" items listed below.
a.habitat fragmentation
b.habitat island
c.habitat loss
d.habitat
-This action may result in a lack of sufficient resources to sustain the population.

Accepted Answer

The answer of Classification.Answer the following questions in reference to...

Question 8

Classification.Answer the following questions in reference to the four "habitat" items listed below.
a.habitat fragmentation
b.habitat island
c.habitat loss
d.habitat
-How many of the mass extinctions have had an organic cause?

Accepted Answer

The answer of Classification.Answer the following questions in reference to...

Question 9

A species that has population levels so low it faces extinction in all or part of its range is designated as

Accepted Answer

A)  riparian. 
B)  endemic. 
C)  endangered. 
D)  fragmented. 
E)  an indicator.

Question 10

MATCHING
Matching.Choose the one most appropriate answer for each.
a.a reduction in suitable places to live
b.organisms that give an "early warning" signal of changes in biodiversity
c.new method of harvesting trees to preserve diversity
d.a field of research whose goal is conservation of biodiversity
e.species vulnerable to extinction
f.broad land or ocean region defined by climate, geography, and producers
g.ocean structure of amazing biological complexity
h.locations where species are in greatest danger of extinction
i.a national park is an example
j.
narrow corridor of vegetation along a stream or river
k.isolated patches of habitat;
-coral reef

Accepted Answer

The answer of MATCHING
Matching.Choose the one most appropriate answer for...

Question 11

Which of the following is NOT a contributing factor in species extinction?

Accepted Answer

A)  habitat loss 
B)  overharvesting 
C)  habitat fragmentation 
D)  conservation biology 
E)  illegal wildlife trading

Question 12

Habitats with the most species in greatest danger of extinction are called

Accepted Answer

A)  ecoregions. 
B)  indicator species. 
C)  riparian zones. 
D)  hot spots. 
E)  conservation islands.

Question 13

A broad land or ocean region defined by climate, geography, and producers is called

Accepted Answer

A)  an ecoregion. 
B)  a hot spot. 
C)  a realm. 
D)  a habitat island. 
E)  the biosphere.

Question 14

Tom Curtis wrote a letter in 2006 to try and encourage research into

Accepted Answer

A)  rare plants. 
B)  microorganisms. 
C)  agricultural crops. 
D)  prairie grasses. 
E)  all of these.

Question 15

Classification.Answer the following questions in reference to the four "habitat" items listed below.
a.habitat fragmentation
b.habitat island
c.habitat loss
d.habitat
-This reduces a habitat's area, making species more vulnerable to extinction.

Accepted Answer

The answer of Classification.Answer the following questions in reference to...

Question 16

Which of the following is most likely the cause of the current extinction crisis?

Accepted Answer

A)  asteroid impact 
B)  human activity 
C)  adaptive radiation 
D)  tectonic activity 
E)  climate change

Question 17

All of the following can contribute to desertification EXCEPT

Accepted Answer

A)  drought. 
B)  overplowing. 
C)  overgrazing. 
D)  farming in areas with high winds. 
E)  all of these.

Question 18

Which of the following is NOT true of chlorofluorocarbons?

Accepted Answer

A)  They can destroy ozone. 
B)  They are odorless. 
C)  They are a greenhouse gas 
D)  They break down very slowly. 
E)  Their action is allowing more UV radiation through the atmosphere.

Question 19

Which of the following areas is still seeing an increase in deforestation?

Accepted Answer

A)  North America 
B)  Europe 
C)  China 
D)  Brazil 
E)  None of these.

Question 20

The dodo

Accepted Answer

A)  is a large, flightless bird. 
B)  became extinct at human hands. 
C)  lived only on Mauritius. 
D)  was plentiful in the year 1600. 
E)  includes all of these descriptions.

Exam 48: Human Impacts on the Biosphere

Classification.Answer the following questions in reference to the four "habitat" items listed below. a.habitat fragmentation b.habitat island c.habitat loss d.habitat -__________ species are likely to become endangered in the future.

Conservation biology includes

One of the major causes of panda bears becoming endangered is

Which of the following is an example of an interacting effect causing a decline in a species?

All of the following can contribute to desertification EXCEPT

Classification.Answer the following questions in reference to the four "habitat" items listed below. a.habitat fragmentation b.habitat island c.habitat loss d.habitat -This action may result in a lack of sufficient resources to sustain the population.

Classification.Answer the following questions in reference to the four "habitat" items listed below. a.habitat fragmentation b.habitat island c.habitat loss d.habitat -How many of the mass extinctions have had an organic cause?

A species that has population levels so low it faces extinction in all or part of its range is designated as

Which of the following is NOT a contributing factor in species extinction?

Habitats with the most species in greatest danger of extinction are called

A broad land or ocean region defined by climate, geography, and producers is called

Tom Curtis wrote a letter in 2006 to try and encourage research into

Classification.Answer the following questions in reference to the four "habitat" items listed below. a.habitat fragmentation b.habitat island c.habitat loss d.habitat -This reduces a habitat's area, making species more vulnerable to extinction.

Which of the following is most likely the cause of the current extinction crisis?

All of the following can contribute to desertification EXCEPT

Which of the following is NOT true of chlorofluorocarbons?

Which of the following areas is still seeing an increase in deforestation?

The dodo