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Section 2.2
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1
Which is the best description of an organism’s ecological niche?
A)its diet and geographical range
B)its habitat, diet, and role within an ecosystem
C)its optimal conditions for growth
D)its interactions with other organisms
2
Predators are organisms that…
A)are eaten as food.
B)kill and consume other organisms.
C)share resources with other populations.
D)cause no harm to their prey.
3
What term best describes an increase in a coyote population, resulting in an increase in the consumption of rabbits, resulting in a decrease in the rabbit population?
A)balanced carrying capacity
B)kill and consume other organisms.
C)share resources with other populations.
D)cause no harm to their prey.
4
As the population of a species increases…
A)there is no effect on the ecological niche.
B)more energy is used for reproduction.
C)there is more competition for resources.
D)there is less competition for resources.
5
Which of the following is an example of mutualism?
A)coyotes chasing rabbits
B)algae living inside coral
C)moose disease caused by a brainworm
D)hermit crabs living in snail shells





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