Question 1

Which of the following organisms is a secondary consumer?

Accepted Answer

A)  leaves 
B)  caterpillars 
C)  sparrows 
D)  hawks 
E)  eagles 
A)  leaves 
B)  caterpillars 
C)  sparrows 
D)  hawks 
E)  eagles

Question 2

The ratio between the uptake of carbon dioxide by photosynthesis and the release of carbon dioxide by respiration is approximately

Accepted Answer

A)  one (i.e., about the same). 
B)  2 (i.e., twice as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
C)  5 (i.e., five times as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
D)  0.5 (i.e., half as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
E)  0.1 (i.e., one tenth as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
A)  one (i.e., about the same). 
B)  2 (i.e., twice as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
C)  5 (i.e., five times as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
D)  0.5 (i.e., half as much carbon dioxide is taken up by photosynthesis as is released by respiration). 
E)  0.1 (i.e., one tenth as much carbon dioxide is taken up by photosynthesis as is released by respiration).

Question 3

What is the reservoir for the water cycle?

Accepted Answer

A)  ocean 
B)  lakes and rivers 
C)  rainfall 
D)  aquifers 
E)  atmosphere 
A)  ocean 
B)  lakes and rivers 
C)  rainfall 
D)  aquifers 
E)  atmosphere

Question 4

How does phosphate enter the soil?

Accepted Answer

A)  conversion in the atmosphere due to lightning 
B)  precipitation from clouds 
C)  weathering of rocks 
D)  photosynthesis 
E)  cellular respiration 
A)  conversion in the atmosphere due to lightning 
B)  precipitation from clouds 
C)  weathering of rocks 
D)  photosynthesis 
E)  cellular respiration

Question 5

How is carbon dioxide used by living organisms?

Accepted Answer

A)  by breathing 
B)  by cellular respiration 
C)  by photosynthesis 
D)  by combustion 
E)  by decay 
A)  by breathing 
B)  by cellular respiration 
C)  by photosynthesis 
D)  by combustion 
E)  by decay

Question 6

Organisms that live in an aquatic environment get their carbon from calcium carbonate shells on the bottom instead of from carbon dioxide in the environment.

Accepted Answer

A) True 
 B)False

Question 7

There is more nitrogen gas in the atmosphere than there is oxygen.

Accepted Answer

A) True 
 B)False

Question 8

When a rabbit eats a bean plant a portion of the available energy moves into the rabbits body. When the rabbit is eaten by a hawk a portion of the available energy moves into the hawks body. Indicate the various areas that energy is used by an organism and why only 10% of the rabbits available energy will move to the hawk.

Accepted Answer

When an organism consumes energy only 10

Question 9

Do all ecological pyramids have a broad base with a smaller top?

Accepted Answer

The answer of Do all ecological pyramids have a broad...

Question 10

Timothy has become a vegan. He does not eat any meat, eggs, milk, or cheese. How would Timothy be classified?

Accepted Answer

A)  producer 
B)  herbivore 
C)  carnivore 
D)  omnivore 
E)  detritus feeder 
A)  producer 
B)  herbivore 
C)  carnivore 
D)  omnivore 
E)  detritus feeder

Question 11

Cultural eutrophication can be caused by

Accepted Answer

A)  respiration and transpiration. 
B)  mercury from industrial sources. 
C)  bacteria and viruses from sewage and barnyard waste. 
D)  detergents, fertilizers, and sewage treatment plants. 
E)  biological magnification. 
A)  respiration and transpiration. 
B)  mercury from industrial sources. 
C)  bacteria and viruses from sewage and barnyard waste. 
D)  detergents, fertilizers, and sewage treatment plants. 
E)  biological magnification.

Question 12

How is the nitrogen cycle like the carbon cycle?

Accepted Answer

A)  Both are gaseous cycles. 
B)  Both require photosynthesis to utilize the chemical. 
C)  Both are lost to the atmosphere during cellular respiration. 
D)  Both are stored in fossil fuels. 
E)  Neither has a reservoir in nature. 
A)  Both are gaseous cycles. 
B)  Both require photosynthesis to utilize the chemical. 
C)  Both are lost to the atmosphere during cellular respiration. 
D)  Both are stored in fossil fuels. 
E)  Neither has a reservoir in nature.

Question 13

Phosphorus is needed by living organisms because it is a part of proteins.

Accepted Answer

The answer of Phosphorus is needed by living organisms because...

Question 14

Which of the following defines an ecosystems?

Accepted Answer

A)  a group of organisms of the same species interacting together 
B)  all of the living organisms in an area interacting together 
C)  all living organisms and the nonliving environment interacting together 
D)  aspects of the nonliving environment interacting together 
E)  all the places on Earth where living organisms can be found 
A)  a group of organisms of the same species interacting together 
B)  all of the living organisms in an area interacting together 
C)  all living organisms and the nonliving environment interacting together 
D)  aspects of the nonliving environment interacting together 
E)  all the places on Earth where living organisms can be found

Question 15

Which of the following is not a greenhouse gas?

Accepted Answer

A)  oxygen 
B)  carbon dioxide 
C)  methane 
D)  nitrous oxide 
E)  hydrofluorocarbons 
A)  oxygen 
B)  carbon dioxide 
C)  methane 
D)  nitrous oxide 
E)  hydrofluorocarbons

Question 16

Which term is analogous to the word "niche"?

Accepted Answer

A)  address 
B)  job description 
C)  properties 
D)  needs 
E)  desires 
A)  address 
B)  job description 
C)  properties 
D)  needs 
E)  desires

Question 17

Minerals in rocks are considered what type of component of a chemical cycle?

Accepted Answer

A)  reservoir 
B)  exchange pool 
C)  biotic community 
D)  biotic 
E)  none of these 
A)  reservoir 
B)  exchange pool 
C)  biotic community 
D)  biotic 
E)  none of these

Question 18

Hail and snow are examples of

Accepted Answer

A)  evaporation. 
B)  precipitation. 
C)  runoff. 
D)  transpiration. 
E)  aquifers. 
A)  evaporation. 
B)  precipitation. 
C)  runoff. 
D)  transpiration. 
E)  aquifers.

Question 19

To say that something is a producer is to give information regarding its niche in an ecosystem.

Accepted Answer

A) True 
 B)False

Question 20

What do autotrophs require in order to produce food for themselves and all the heterotrophs?

Accepted Answer

A)  sunlight, inorganic nutrients 
B)  sunlight, organic nutrients 
C)  an energy source, water 
D)  an energy source, inorganic nutrients 
E)  heat, water 
A)  sunlight, inorganic nutrients 
B)  sunlight, organic nutrients 
C)  an energy source, water 
D)  an energy source, inorganic nutrients 
E)  heat, water

Exam 23: Global Ecology and Human Interferences

Which of the following organisms is a secondary consumer?

The ratio between the uptake of carbon dioxide by photosynthesis and the release of carbon dioxide by respiration is approximately

What is the reservoir for the water cycle?

How does phosphate enter the soil?

How is carbon dioxide used by living organisms?

Organisms that live in an aquatic environment get their carbon from calcium carbonate shells on the bottom instead of from carbon dioxide in the environment.

There is more nitrogen gas in the atmosphere than there is oxygen.

Do all ecological pyramids have a broad base with a smaller top?

Timothy has become a vegan. He does not eat any meat, eggs, milk, or cheese. How would Timothy be classified?

Cultural eutrophication can be caused by

How is the nitrogen cycle like the carbon cycle?

Phosphorus is needed by living organisms because it is a part of proteins.

Which of the following defines an ecosystems?

Which of the following is not a greenhouse gas?

Which term is analogous to the word "niche"?

Minerals in rocks are considered what type of component of a chemical cycle?

Hail and snow are examples of

To say that something is a producer is to give information regarding its niche in an ecosystem.

What do autotrophs require in order to produce food for themselves and all the heterotrophs?

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Organization and Regulation of Body Systems

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Patterns of Chromosome Inheritance

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