Biology EOC Review Ecology

Which type of population growth model depicts a rapid increase followed by a leveling off?

• Exponential growth

• Logistic growth

• Linear growth

• Cyclical growth

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What is the term for a symbiotic relationship where both species benefit?

• Commensalism

• Mutualism

• Parasitism

• Predation

In which relationship does one organism benefit while the other is harmed?

• Commensalism

• Mutualism

• Parasitism

• Symbiosis

What is the term for organisms that feed on dead organic matter?

• Herbivores

• Decomposers

• Carnivores

Which of the following best describes predation?

• One species benefits while the other is unaffected

• One species consumes another for food

• Two species living together peacefully

• One species lives on or in another

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NGSS.MS-LS2-3

Which of the following best describes an autotroph?

• An organism that consumes other organisms

• An organism that produces its own food

• An organism that decomposes organic matter

• An organism that lives off of parasitism

What is the primary function of decomposers in an ecosystem?

• To produce energy

• To recycle nutrients

• To compete for resources

• To form new species

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NGSS.MS-LS2-1

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Which of the following is a strategy for preserving biodiversity?

• Increasing pollution

• Establishing protected areas

• Overharvesting resources

• Encouraging invasive species

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NGSS.MS-LS2-5

What is the purpose of a field study in ecology?

• To gather data in a natural setting

• To manipulate variables

• To create computer models

• To study isolated systems only

What does the term "ecological niche" refer to?

• The habitat where a species lives

• The role and position a species has in its environment

• The number of species in an area

• The competition between species

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NGSS.MS-LS2-2