Question 1

​Match the term or concept to the correct description.
-​derived from the ancient remains of plants
A)​greenhouse effect
B)​carbon dioxide
C)​global climate change
D)​fossil fuels

Accepted Answer

The answer of ​Match the term or concept to the...

Question 2

Phorid flies lay their eggs inside the bodies of various insects and spiders. When the larvae hatch, they consume the body of the "host" from the inside out. The phorid fly is an example of a ____.

Accepted Answer

A)   brood parasite
B)   parasitoid
C)   commensalist
D)   competitive excluder
E)   mutualistF) A) and B)
G) B) and C)

Question 3

​Red imported fire ants (RIFAs)  disrupt natural communities by ____.

Accepted Answer

A)   ​congregating inside electrical equipment
B)   ​competing with native ant populations
C)   ​stinging humans with deadly venom
D)   ​disrupting pasture land
E)   ​killing Texas horned lizardsF) B) and D)
G) C) and D)

Question 4

The cowbird chick with its foster parent exemplifies an example of ____.​

Accepted Answer

A)   ​commensalism
B)   ​brood parasitism
C)   ​competition
D)   ​mutualism
E)   parasitoidism​F) A) and D)
G) A) and B)

Question 5

How do red imported fire ants threaten the Texas horned lizard?

Accepted Answer

A)   eating the lizard's eggs
B)   eating plants that the lizard eats
C)   eating ground-nesting bees
D)   outcompeting harvester ants
E)   outcompeting insects that songbirds eatF) A) and B)
G) None of the above

Question 6

Some ___ have enzymes to break the bonds of atmospheric nitrogen and use it for the metabolism of proteins and other nitrogen-containing molecules.

Accepted Answer

A)   fungi
B)   bacteria
C)   plants
D)   protists
E)   animalsF) B) and D)
G) A) and D)

Question 7

Examine the following figure of the water cycle. Match each term with the concept to which it best corresponds.  ​
-​precipitation onto land
A)A
B)B
C)C
D)D
E)E

Accepted Answer

The answer of Examine the following figure of the water...

Question 8

​Which term denotes the conditions, resources, and interactions necessary for survival and reproduction of a species?

Accepted Answer

A)   ​habitat
B)   ​niche
C)   ​carrying capacity
D)   ​community
E)   ecosystem​F) B) and E)
G) C) and D)

Question 9

Examine the following figure of an Arctic food web. Match each term with the concept to which it best corresponds.  ​
-​parasitic consumers
A)A
B)B
C)C
D)D

Accepted Answer

The answer of Examine the following figure of an Arctic...

Question 10

​Solenopsis invicta, a species of fire ant, was introduced to the United States from ____.

Accepted Answer

A)   ​South America
B)   ​Canada
C)   ​Asia
D)   ​Africa
E)   Europe​F) D) and E)
G) A) and D)

Question 11

In a hypothetical land ecosystem, plants (the primary producers)  capture 1000 kilocalories of sunlight energy per square meter per year. Approximately how many kilocalories of the plant's energy will be harvested by the third trophic level?

Accepted Answer

A)   1
B)   10
C)   100
D)   1,000
E)   2,000F) All of the above
G) B) and C)

Question 12

​Species richness and the relative abundance of each species determine ____.

Accepted Answer

A)   ​the species composition of an ecosystem
B)   ​the species diversity of a community
C)   ​the species composition of a population
D)   ​the species diversity of the biosphere
E)   ​the species diversity in a nicheF) A) and D)
G) A) and B)

Question 13

​An example of a one-way relationship in which one species benefits and another is directly hurt is ____.

Accepted Answer

A)   ​commensalism
B)   ​mutualism
C)   ​interspecific competition
D)   ​scramble competition
E)   ​parasitismF) A) and E)
G) C) and D)

Question 14

Examine the following figure of the water cycle. Match each term with the concept to which it best corresponds.  ​
-​transpiration (evaporation) from plants
A)A
B)B
C)C
D)D
E)E

Accepted Answer

The answer of Examine the following figure of the water...

Question 15

Light energy from the sun is captured by photosynthesis as ____.​

Accepted Answer

A)   ​heat energy in chemical bonds
B)   ​energy in chemical bonds
C)   ​chemical energy lost to the environment
D)   ​kinetic energy in chemical bonds
E)   conserved energy​F) D) and E)
G) A) and C)

Question 16

Nitrogen is released into the atmosphere by ____.​

Accepted Answer

A)   ​nitrogen fixation
B)   ​denitrification
C)   ​nitrification
D)   ​ammonification
E)   decomposition​F) C) and D)
G) B) and E)

Question 17

Examine the following figure of an Arctic food web. Match each term with the concept to which it best corresponds.  ​
-​primary producer
A)A
B)B
C)C
D)D

Accepted Answer

The answer of Examine the following figure of an Arctic...

Question 18

A community refers to ____.

Accepted Answer

A)   the interaction between populations and their environment
B)   the interaction between species and their environment
C)   an area in which a single species lives
D)   all species that live and interact in a specific area
E)   the nonliving components of an areaF) B) and E)
G) C) and D)

Question 19

Most of the water vapor in the Earth's atmosphere comes from evaporation from ____.

Accepted Answer

A)   lakes
B)   rivers
C)   land
D)   oceans
E)   plantsF) A) and B)
G) A) and C)

Question 20

How are parasitoids different from typical brood parasites?

Accepted Answer

A)   They are usually not insects.
B)   They affect only plants.
C)   They lay eggs inside a host, which is eventually killed.
D)   They fool another species into caring for their young.
E)   They usually only affect the eggs of birds.F) B) and D)
G) C) and E)

Exam 18: Communities and Ecosystems

Some ___ have enzymes to break the bonds of atmospheric nitrogen and use it for the metabolism of proteins and other nitrogen-containing molecules.

Correct AnswerverifiedShow Answer

How do red imported fire ants threaten the Texas horned lizard?

Correct AnswerverifiedShow Answer

Examine the following figure of the water cycle. Match each term with the concept to which it best corresponds. ​ -​precipitation onto land A)A B)B C)C D)D E)E

Correct AnswerverifiedShow Answer

​Which term denotes the conditions, resources, and interactions necessary for survival and reproduction of a species?

Correct AnswerverifiedShow Answer

In a hypothetical land ecosystem, plants (the primary producers) capture 1000 kilocalories of sunlight energy per square meter per year. Approximately how many kilocalories of the plant's energy will be harvested by the third trophic level?

Correct AnswerverifiedShow Answer

Phorid flies lay their eggs inside the bodies of various insects and spiders. When the larvae hatch, they consume the body of the "host" from the inside out. The phorid fly is an example of a ____.

Correct AnswerverifiedShow Answer

The cowbird chick with its foster parent exemplifies an example of ____.​

Correct AnswerverifiedShow Answer

Light energy from the sun is captured by photosynthesis as ____.​

Correct AnswerverifiedShow Answer

A community refers to ____.

Correct AnswerverifiedShow Answer

How are parasitoids different from typical brood parasites?

Correct AnswerverifiedShow Answer

Most of the water vapor in the Earth's atmosphere comes from evaporation from ____.

Correct AnswerverifiedShow Answer

​An example of a one-way relationship in which one species benefits and another is directly hurt is ____.

Correct AnswerverifiedShow Answer

​Match the term or concept to the correct description. -​derived from the ancient remains of plants A)​greenhouse effect B)​carbon dioxide C)​global climate change D)​fossil fuels

Correct AnswerverifiedShow Answer

​Red imported fire ants (RIFAs) disrupt natural communities by ____.

Correct AnswerverifiedShow Answer

​Solenopsis invicta, a species of fire ant, was introduced to the United States from ____.

Correct AnswerverifiedShow Answer

Examine the following figure of the water cycle. Match each term with the concept to which it best corresponds. ​ -​transpiration (evaporation) from plants A)A B)B C)C D)D E)E

Correct AnswerverifiedShow Answer

Nitrogen is released into the atmosphere by ____.​

Correct AnswerverifiedShow Answer

Examine the following figure of an Arctic food web. Match each term with the concept to which it best corresponds. ​ -​parasitic consumers A)A B)B C)C D)D

Correct AnswerverifiedShow Answer

​Species richness and the relative abundance of each species determine ____.

Correct AnswerverifiedShow Answer

Examine the following figure of an Arctic food web. Match each term with the concept to which it best corresponds. ​ -​primary producer A)A B)B C)C D)D

Correct AnswerverifiedShow Answer

Correct Answer
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Correct Answer
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Examine the following figure of the water cycle. Match each term with the concept to which it best corresponds. -precipitation onto land A)A B)B C)C D)D E)E

Correct Answer
verified

Which term denotes the conditions, resources, and interactions necessary for survival and reproduction of a species?

Correct Answer
verified

Correct Answer
verified

Correct Answer
verified

The cowbird chick with its foster parent exemplifies an example of ____.

Correct Answer
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Light energy from the sun is captured by photosynthesis as ____.

Correct Answer
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Correct Answer
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Correct Answer
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Correct Answer
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An example of a one-way relationship in which one species benefits and another is directly hurt is ____.

Correct Answer
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Match the term or concept to the correct description. -derived from the ancient remains of plants A)greenhouse effect B)carbon dioxide C)global climate change D)fossil fuels

Correct Answer
verified

Red imported fire ants (RIFAs) disrupt natural communities by ____.

Correct Answer
verified

Solenopsis invicta, a species of fire ant, was introduced to the United States from ____.

Correct Answer
verified

Examine the following figure of the water cycle. Match each term with the concept to which it best corresponds. -transpiration (evaporation) from plants A)A B)B C)C D)D E)E

Correct Answer
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Nitrogen is released into the atmosphere by ____.

Correct Answer
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Examine the following figure of an Arctic food web. Match each term with the concept to which it best corresponds. -parasitic consumers A)A B)B C)C D)D

Correct Answer
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Species richness and the relative abundance of each species determine ____.

Correct Answer
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Examine the following figure of an Arctic food web. Match each term with the concept to which it best corresponds. -primary producer A)A B)B C)C D)D

Correct Answer
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