Environmental Science Quiz 8-2
 
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Environmental Science Quiz 8-2

Multiple Choice
Identify the choice that best completes the statement or answers the question.
 
 
Section 2  -  How Species Interact with Each Other
 

 1. 

Which of the following statements is correct?
a.
An organism’s niche is only the part of its habitat that it eats.
b.
An organism’s habitat is a location.
c.
Habitat and niche are the same thing.
d.
An organism’s niche is outside its habitat.
 

 2. 

Which of the following is part of an American bison’s niche?
a.
grasslands
b.
gray wolf
c.
water
d.
all of the above
 

 3. 

When two species in an area eat the same type of food but eat at different times of the day, their niches
a.
are the same.
b.
are examples of commensalism.
c.
overlap.
d.
eliminate competition.
 

 4. 

If exponential growth occurs in the population of a species of predator, the population of its prey will most likely
a.
decrease quickly.
b.
increase slowly.
c.
stay the same.
d.
experience exponential growth.
 

 5. 

If two species coevolve, they may develop adaptations that
a.
reduce the harm of the relationship.
b.
increase the benefit of the relationship.
c.
prevent any relationships.
d.
Both (a) and (b)
 

Matching
 
 
Section 2  -  How Species Interact with Each Other

Choose the letter of the term or phrase that best matches the description.
a.
competition
d.
mutualism
b.
predation
e.
commensalism
c.
parasitism
 

 6. 

Species A benefits and species B is killed.
 

 7. 

Species A and B negatively affect each other.
 

 8. 

Species A and B both benefit.
 

 9. 

Species A benefits and species B is unaffected.
 

 10. 

Species A benefits and species B is harmed but not killed.
 



 
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