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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.
 
 
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 1. 
Refer to the illustration above. Leopard seals are
a.
producers.
c.
herbivores.
b.
omnivores.
d.
carnivores.
 
 
bio9d-06_files/i0040000.jpg
 

 2. 
Refer to the illustration above. Level A is composed of
a.
carnivores.
c.
producers.
b.
herbivores.
d.
omnivores.
 

 3. 
In going from one trophic level to the next higher level,
a.
the number of organisms increases.
b.
the amount of usable energy increases.
c.
the amount of usable energy decreases.
d.
diversity of organisms increases.
 

 4. 
Nitrogen is a component of
a.
proteins.
c.
carbohydrates.
b.
fats.
d.
water.
 

 5. 
Which of the following is common to the carbon cycle, the nitrogen cycle, and the water cycle?
a.
The substance is rearranged into different types of molecules as it moves through its cycle.
b.
The substance must pass through organisms in order to complete its cycle.
c.
The largest reserves of the substance are always in organisms.
d.
The substance is required by all living things and is involved in many processes that occur in all living things.
 



 
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