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Bio 9D: Analyze the flow of matter and energy trophic levels

Multiple Choice
Identify the letter of the choice that best completes the statement or answers the question.
 
 
bio9d-05_files/i0020000.jpg
 

 1. 

Refer to the illustration above. On the pyramid, animals that feed on plant eaters are no lower than
a.
level A.
c.
level C.
b.
level B.
d.
level D.
 

 2. 

In a food web, which type of organism receives energy from every other type?
a.
producer
c.
decomposer
b.
carnivore
d.
herbivore
 

 3. 

Animals that feed on plants are at least in the
a.
first trophic level.
c.
third trophic level.
b.
second trophic level.
d.
fourth trophic level.
 
 
bio9d-05_files/i0060000.jpg
 

 4. 

Refer to the illustration above. At each trophic level, the energy stored in the organisms in that level is
a.
about one-tenth of the energy in the level below it.
b.
about one-tenth of the energy in the level above it.
c.
50 percent of the energy in the level below it.
d.
100 percent of the energy in the level below it.
 

 5. 

ammonification : ammonia ::
a.
denitrification : nitrogen gas
c.
nitrification : ammonia
b.
oil : gasoline
d.
nitrification : oxygen
 



 
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